Inventor

Takehiro Yoshida

Inventor

Tokyo, JP

Overview

1987–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 271 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Nprimary

H04NPictorial communication, e.g. television50%

B41JTypewriters13%

H04LTransmission of digital information, e.g. telegraphic communication5%

H04MTelephonic communication5%

C30BSingle-crystal growth4%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h103%

G02BOptical elements, systems or apparatus2%

H01LSemiconductor devices2%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%

G06FElectric digital data processing2%

PatentTitleYear

10,683,587Method for manufacturing nitride crystal substrate and nitride crystal laminate2020 10,643,678Clock generation circuit, switching power supply device, and semiconductor device2020 10,584,031Nitride crystal substrate2020 10,309,036Method for manufacturing group-III nitride semiconductor crystal substrate2019 10,290,489Method for manufacturing group-III nitride substrate and group-III nitride substrate2019 10,266,965Method for producing group-III nitride crystal, group-III nitride crystal, semiconductor device, and device for producing group-III nitride crystal2019 10,260,165Method for manufacturing nitride crystal substrate and substrate for crystal growth2019 10,253,432Semiconductor substrate manufacturing method2019 10,100,434Nitride semiconductor single crystal substrate manufacturing method2018 10,075,073DC/DC converter and switching power supply having overcurrent protection2018 10,053,796Method for manufacturing group III nitride substrate formed of a group III nitride crystal2018 9,234,299'Method for producing group III nitride single crystal'2016 9,083,559'Image communication apparatus, image communication method, and memory medium'2015 8,892,664'Image communication apparatus, image communication method, and memory medium'2014 8,606,104'Wavelength selective switch'2013 8,592,316'Nitride semiconductor substrate, production method therefor and nitride semiconductor device'2013 8,531,769'Dispersion element, spectral device, and wavelength selective switch'2013 8,412,781'Image communication apparatus, image communication method, and memory medium'2013 8,230,022'Image communication apparatus, image communication method, and memory medium'2012 8,125,639'Temperature compensated spectroscope and optical apparatus'2012 8,120,059'Nitride semiconductor substrate and method of fabricating the same'2012 7,685,239'Image communication apparatus, image communication method, and memory medium'2010 7,649,194'Nitride semiconductor free-standing substrate'2010 7,640,442'Multi-function apparatus and control method thereof'2009 7,624,387'Compiler, program product, compilation device, communication terminal device, and compilation method'2009 7,571,436'Device for increasing the execution speed of a linked program'2009 7,564,578'Image communication apparatus, method and storage medium for transmitting or receiving a color image'2009 7,552,180'Image communication apparatus, image communication method, and memory medium'2009 7,543,035'Network that converts data from a first format into a second format for communication, data communication apparatus capable of communication of data in a first format, communication system incorporating all the above, and control method for all the above'2009 7,539,886'Image processing apparatus, power saving control method, and program and storage medium thereof'2009 7,535,590'Facsimile apparatus, control method therefor, and computer-readable storage medium'2009 RE040699'Facsimile apparatus controlling communication in accordance with registered execution of the error correction mode'2009 7,511,256'Photoelectric conversion apparatus and image reading apparatus having power supply stop means for stopping supplying power to a part of the apparatus'2009 7,430,216'Communication apparatus'2008 7,400,428'Color facsimile apparatus and method of controlling communication thereof'2008 7,375,865'Facsimile apparatus and facsimile communication method'2008 7,375,839'Facsimile apparatus, control method therefor, and computer-readable storage medium'2008 7,374,618'Group III nitride semiconductor substrate'2008 7,373,434'Multi-function apparatus and control method thereof'2008 7,312,904'Apparatus, method and program for communication'2007 7,310,160'Facsimile communication apparatus and method permitting reliable V.17 communication'2007 7,283,273'Image communication apparatus using IP addresses and control method thereof, program, and storage medium'2007 7,277,197'Image communication apparatus and image communication method'2007 7,245,390'Communication apparatus for ring-type multiple address transmission/reception'2007 7,239,419'Facsimile apparatus and color information communication method using same'2007 7,230,732'Facsimile apparatus, control method of facsimile apparatus, and computer-readable memory medium storing therein control program for facsimile apparatus'2007 7,226,142'Image communication apparatus, communication control method and image communication method'2007 7,224,523'Scanning optical microscope'2007 7,173,725'Electronic apparatus for facsimile communication, control method and control program therefor'2007 7,167,292'Spectroscope and confocal scanning microscope comprising thereof'2007 7,151,616'Facsimile apparatus, control method of facsimile apparatus, and computer-readable memory medium storing control program for facsimile apparatus'2006 7,139,088'Communication apparatus and communication method'2006 7,126,684'Spectroscope confocal optical system using the same, and scanning microscope'2006 7,095,521'Information processing method and apparatus'2006 7,092,113'Image communication apparatus, method and storage medium for transmitting or receiving a color image'2006 7,085,019'Facsimile apparatus'2006 7,057,755'Communication method and apparatus'2006 7,038,813'Image communication apparatus'2006 7,012,707'Image forming apparatus utilizing T.33 protocol to include both extensions and secondary phone numbers'2006 7,012,705'Communication apparatus'2006 7,002,736'Scanning optical microscope'2006 6,982,806'Facsimile apparatus, control method for facsimile apparatus, and computer-readable storage medium storing control program for facsimile apparatus'2006 6,982,805'Facsimile apparatus, method for controlling facsimile apparatus and computer-readable storing medium storing control program for facsimile apparatus'2006 6,968,207'Communication system capable of speech and facsimile communication'2005 6,950,208'Data communication apparatus and control method therefor'2005 6,904,051'Communication apparatus'2005 6,888,933'Communication apparatus for selecting a communication protocol compatible to a partner station and executing the selected protocol'2005 6,853,462'Facsimile apparatus, control method therefor, and computer-readable storage medium'2005 6,826,625'NETWORK THAT CONVERTS DATA FROM A FIRST FORMAT INTO A SECOND FORMAT FOR COMMUNICATION, DATA COMMUNICATION APPARATUS CAPABLE OF COMMUNICATION OF DATA IN A FIRST FORMAT, COMMUNICATION SYSTEM INCORPORATING ALL THE ABOVE, AND CONTROL METHOD FOR ALL THE ABOVE'2004 6,804,021'Facsimile apparatus, control method therefor, and computer-readable storage medium'2004 6,801,546'Method for setting destination, communication apparatus, and network system using the method'2004 6,801,332'Composite apparatus and printer sharing method'2004 6,781,723'Communication apparatus and its control method'2004 6,775,035'Image communication apparatus and method of controlling same'2004 6,751,016'Scanning optical microscope'2004 6,742,049'Communication apparatus'2004 6,728,002'Information recording apparatus'2004 6,714,315'Communication system and its control method, and computer readable memory'2004 6,654,138'Communication apparatus'2003 6,597,474'Image data transmission apparatus'2003 RE038177'Image processing apparatus for changing the resolution upon rotation of the image'2003 6,570,677'Communicating apparatus'2003 6,563,606'Communication apparatus'2003 6,546,020'Data communication system'2003 6,525,841'Communication apparatus and its control method'2003 6,519,247'Data communicating apparatus and data communicating method capable of communicating through a plurality of kinds of networks'2003 6,507,442'Objective lens'2003 6,507,414'Communication system and communication apparatus'2003 6,501,568'Data communication apparatus'2002 6,476,937'Facsimile apparatus having communicating function of nonstandard procedure and communicating function of standard procedure'2002 6,473,493'Communication apparatus for receiving identification information of partner station, and executing communication operation in accordance with received identification information'2002 6,463,132'Communication system having the capability of selecting an optimum communication mode from a plurality of modes, depending on the type of equipment at a party to be communicated with'2002 6,459,508'Facsimile apparatus'2002 6,456,398'Method and apparatus for data communication with improved transmission efficiency'2002 6,453,025'Data communication apparatus'2002 6,449,063'Facsimile apparatus'2002 6,441,925'Communication apparatus'2002 6,437,870'Facsimile apparatus having V.8 protocol facility and facsimile communication method'2002 6,433,892'Facsimile apparatus'2002 6,414,965'Data communication apparatus'2002 6,411,648'Communication apparatus enabling communication according to ITU-T recommendation V.34'2002 6,407,827'Data communicating apparatus capable of storing a plurality of transmission data and having function to collectively transmit a plurality of transmission data to same destination'2002 6,388,770'Data communication apparatus and facsimile apparatus'2002 6,381,074'Light collecting optical system'2002 6,369,915'Image processing apparatus for rotating an input image'2002 6,366,363'Communication apparatus and method'2002 6,357,737'Facsimile apparatus'2002 6,332,162'Data processing apparatus with communication function'2001 6,323,960'Facsimile apparatus'2001 6,311,233'Communication system using a modem with a mode in which data receiving operation is shifted to control signal communication upon detecting a momentary disconnection'2001 6,285,465'Facsimile apparatus which corrects read image data based on a difference between a predetermined storage time and a recording time of the read image data'2001 6,281,987'Communication apparatus'2001 6,275,308'Facsimile apparatus'2001 6,256,113'Facsimile apparatus having a mail post transmission including page information indicating a plurality of groups of transmission information'2001 6,178,005'Image processing apparatus that controls a blank to be a predetermined length in accordance with the size of the recording medium'2001 6,169,560'Thermal transfer recording apparatus with ink sheet slackness removal'2001 6,141,109'Data communication apparatus and method including control of sorter to change print discharge bin according to received address signal or number of pages'2000 6,122,071'Facsimile apparatus capable of executing communication protocol for identifying type of modem of destination station'2000 6,115,143'Communication device in which data transmission between a modem and a controller is performed on the basis of interrupt processing'2000 6,091,766'Data communication apparatus having ITU-T recommendation V.34 communication function'2000 6,091,807'Facsimile apparatus communicating based on ITU-T recommendations V. 8 and V. 34'2000 6,088,128'Facsimile machine for controlling a power supply in consonance with a detected call signal'2000 6,088,129'Facsmile apparatus'2000 6,075,620'Communication apparatus having communication function complying with ITU-T V. 8 and V. 34 recommendations'2000 6,072,597'Communication apparatus'2000 6,069,643'Thermal Transfer recording apparatus and method to reduce ink sheet sticking'2000 6,046,825'Facsimile apparatus controlling communication in accordance with registered execution of the error correction mode'2000 6,028,678'Apparatus and method for classifying data in accordance with a subaddress signal'2000 6,021,183'Communication apparatus and method having V. 8 procedure function'2000 6,018,618'Image recording apparatus and method capable of removing a leading end portion of received image data'2000 6,016,387'Facsimile recording apparatus and method which stores received information and records when the amount of stored information reaches a predetermined value'2000 6,008,913'Image processing apparatus having the ability to transmit recordable information at the receiver'1999 6,005,672'Image data transmission apparatus'1999 5,982,504'Communication apparatus for sorting sheets in accordance with detected calling signals'1999 5,973,793'Image recording apparatus with means for cutting a standard paper size based on an image size'1999 5,966,430'Communication apparatus capable of communicating data and speech selectively through single communication line'1999 5,959,741'Facsimile apparatus for processing received image data according to sub-address signal'1999 5,960,068'Communication apparatus for receiving identification information of partner station, and executing communication operation in accordance with received identification information'1999 5,949,552'Image transmission using error retransmission'1999 5,946,104'Data communication apparatus for setting data transmission rate in accordance with communication processing ability'1999 5,943,364'Data communication apparatus for setting bit rate according to line quality'1999 5,943,449'Image communicating method and apparatus employing communication of the size and direction of the image prior to transmission of the image'1999 5,930,005'Facsimile apparatus'1999 5,917,612'Facsimile apparatus for recording information for a plurality of pages on one sheet'1999 5,911,037'Multiple copy in a facsimile system'1999 5,898,764'Data communication apparatus'1999 5,894,543'Facsimile apparatus having two states of operation which are controlled in response to discriminating an operational condition'1999 5,892,815'Image communication apparatus capable of switching line to external information processing terminal'1999 5,890,806'Data communication apparatus and method for transmitting reception data to a transmission side based on a transmission mode'1999 5,886,796'Facsimile apparatus'1999 5,815,289'Facsimile apparatus'1998 5,808,753'Facsimile apparatus which combines data received from the same sending party at different times and outputs the combined data a plurality of times'1998 5,798,789'Recording method and apparatus with preheating using inverted image data'1998 5,786,842'Recording apparatus which controls ink sheet slack and method for the same'1998 5,784,009'Communication apparatus with programmable function keys'1998 5,784,179'Image forming apparatus for selecting stacking means for stacking sheet formed with input image in accordance with attribute of input image'1998 5,774,231'Facsimile apparatus which changes the generation time of one line of read data'1998 5,748,333'Image communication apparatus having the function of ECM (error correction mode communication)'1998 5,748,334'Facsimile apparatus capable of performing a standard procedure and a non-standard procedure'1998 5,748,714'Data communication apparatus for informing a destination of periodic communication'1998 5,734,760'Image processing apparatus which rotates an input image based on a discrimination result'1998 5,726,765'Data communication apparatus for setting the baud rate and bit rate of a modem and performing data communication at the set baud rate and bit rate'1998 5,726,777'Image apparatus and method for selective color transmission based on stored function information'1998 5,721,731'Data communication apparatus'1998 5,717,744'Data communicating apparatus having user notification capability and method'1998 5,703,698'Apparatus and method for facsimile transmission of synthesized images'1997 5,696,547'Recording apparatus with auxilliary recording and method thereof'1997 5,696,598'Color image communication apparatus capable of accommodating monochrome communication partners'1997 5,684,606'Data communication apparatus which processes first and second communication data based on a determined relationship between the first and second communication data'1997 5,682,248'Image receiving apparatus and method having a first recording mode and a second recording mode'1997 5,682,246'Image recording apparatus'1997 5,671,270'Communication apparatus having optional procedure signal functionality'1997 5,668,642'Image data communication apparatus capable of receiving image data during power failure'1997 5,659,401'Facsimile apparatus and method using energy supplied through a telephone line for operation thereof'1997 5,640,250'Facsimile apparatus having means to sort received sheets into bins according to the number of received sheets'1997 5,638,192'Image processing apparatus for converting color to predetermined image'1997 5,623,299'Thermal transfer recording apparatus with ink sheet and recording medium transported by predetermined amounts'1997 5,619,344'Image processing apparatus for recording a plurality of sets of image data'1997 5,598,190'Recording apparatus with standby control for thermal head'1997 5,596,629'Data transmission over a communication line'1997 5,594,867'Data communication apparatus which transmits in accordance with a reception time zone or a terminal from which data has been received'1997 5,587,733'Recording apparatus which avoids ink sheet sticking and image streaking'1996 5,585,939'Facsimile apparatus'1996 5,581,373'Image communication apparatus having a communication error check function'1996 5,579,042'Recording apparatus with improved ink sheet conveyance'1996 5,576,751'Apparatus for either continuous or intermittent thermal transfer recording'1996 5,561,533'Data communication apparatus having a multi-address transmission function'1996 5,551,679'Facsimile-like recording apparatus with out-of-staples operation'1996 5,541,984'Communication control apparatus'1996 5,539,439'Thermal transfer recording apparatus in which the recording medium and ink sheet can be restrained'1996 5,536,093'Supply and take-up reels in an ink sheet cartridge and recording apparatus using said ink sheet cartridge'1996 5,534,908'Thermal transfer recorder with ink sheet and recording medium conveyed according to recording mode'1996 5,535,015'Facsimile apparatus for transmitting a plurality of originals in a single communication'1996 5,530,556'Recording apparatus with dual independent control limits'1996 5,530,470'Recording apparatus with controlled thermal transfer energy'1996 5,526,123'Image communication apparatus and method for determining image quality in accordance with received line synchronization signals'1996 5,521,720'Image processing apparatus for changing the resolution upon rotation of the image'1996 5,513,253'Facsimile apparatus'1996 5,497,247'Facsimile apparatus capable of outputting a plurality of copies of received information and handling the occurrence of errors therein'1996 5,497,183'Thermal transfer recording method and apparatus with oppositely conveyed ink sheet and recording medium controlled to maintain a substantially constant conveyance ratio'1996 5,481,291'Recording apparatus with improved ink sheet conveyance'1996 5,471,227'Recording method with variable recording interval'1995 5,450,100'Thermal transfer recording method and apparatus for reducing ink sheet and recording medium consumption'1995 5,442,686'Image communication apparatus'1995 5,438,427'Facsimile apparatus with controlled image page transmission after retransmission'1995 5,430,468'Image recording apparatus'1995 5,428,672'Communication apparatus'1995 5,418,554'Image recording apparatus with recording sheet and ink sheet width detection'1995 5,410,336'Recording method and apparatus for controlling ink sheet conveyance in accordance with an interval between recording operations'1995 5,398,116'Image communication apparatus'1995 5,384,584'Thermal transfer recording method and apparatus with oppositely conveyed ink sheet and recording medium controlled to maintain a substantially constant conveyance ratio'1995 5,379,055'Thermal transfer recording apparatus and facsimile terminal equipment using said apparatus'1995 5,371,523'Multiprint ink sheet recording apparatus'1994 5,369,422'Thermal transfer recording method in which an ink sheet is moved at a selected speed and apparatus for performing the same'1994 5,358,568'Spraying apparatus'1994 5,355,151'Image recording apparatus and method in which recording data interruptions are reduced'1994 5,351,134'Image communication system, and image communication apparatus and modem used in the system'1994 5,315,643'Communication system and data communication method'1994 5,311,579'Image communication apparatus with instructed communication result transmittal'1994 5,307,179'Facsimile apparatus, and method of communication'1994 5,293,530'Thermal transfer recording apparatus and facsimile apparatus using the aforesaid apparatus'1994 5,291,219'Thermal transfer recording apparatus having preheating'1994 5,266,971'Thermal transfer recording apparatus and facsimile apparatus utilizing the same'1993 5,262,799'Recording apparatus with auxiliary recording and method for same'1993 5,257,114'Image communication apparatus with rolled record sheet cutter'1993 5,255,311'Data communication apparatus'1993 5,248,996'Thermal transfer recording apparatus which avoids ink sheet sticking after recording data reception is interrupted'1993 5,248,994'Thermal transfer recording method and recording apparatus using the same'1993 5,245,354'Thermal transfer recording apparatus and method with improved ink sheet transport'1993 5,239,576'Communication apparatus'1993 5,231,421'Thermal transfer recording apparatus with delayed driving'1993 5,227,894'Image transmission apparatus with sheet number checking'1993 5,220,439'Facsimile apparatus having improved memory control for error-correcting and non-error-correcting modes'1993 5,216,705'Data communication apparatus with an abbreviated dial key having a plurality of dial data and capable of selecting one of two communication functions'1993 5,208,681'Data communication apparatus for receiving information indicative of an available memory and recording capacity'1993 5,206,661'Thermal transfer recording apparatus and method that stably conveys'1993 5,204,692'Thermal transfer recording apparatus with the ink sheet conveyed, before recording, in a different direction and by a fractional amount relative to that by which the recording medium is conveyed'1993 5,193,007'Thermal transfer recording apparatus and method of use with particular relationship between relative conveyance direction, length, and velocity of the ink sheet, recording medium, and image recording'1993 5,189,696'Data communication apparatus'1993 5,187,494'Thermal transfer recording apparatus and method having preheating'1993 5,184,151'Thermal transfer recording apparatus and facsimile apparatus'1993 5,179,390'Thermal transfer recording apparatus that securely transports the ink containing member'1993 5,177,499'Recording apparatus with means for preheating'1993 5,172,246'Image communication method and apparatus'1992 5,153,912'Data communication apparatus'1992 5,144,329'Recording apparatus and method which takes into account image information being recorded'1992 5,128,092'Method for shaping tetrafluoroethylene resin pipe'1992 5,128,985'Communication system having a plurality of voice communication terminals and a data communication terminal'1992 5,127,013'Data communication system'1992 5,122,882'Thermal transfer recording method and apparatus with control recording medium before, during, and following recording'1992 5,115,255'Thermal printer suitable for both thermal transfer and heat sensitive recording'1992 5,103,245'Recording apparatus having heat-generating elements driven in view of past recording'1992 5,093,857'Communication apparatus for selected data and speech communication'1992 5,075,783'Facsimile apparatus and facsimile communication method'1991 5,031,179'Data communication apparatus'1991 5,022,072'Communication apparatus'1991 5,020,096'Image communication system having improved line control'1991 4,990,544'Gasket composition comprising fibrillated PTFE'1991 4,910,506'Data communication apparatus'1990 4,894,843'Data communication system'1990 4,885,755'Method and apparatus for data communication'1989 4,849,816'Data communication apparatus for transmission with variable format'1989 4,839,221'Gasket containing (I) a sheet composition comprising (A) PTFE (B) inorganic powder (C) clay mineral and (II) a metal support for the sheet'1989 4,829,524'Data communication apparatus'1989 4,823,375'Data communication apparatus cupable of disabling an output component when output of a type provided by that component is unnecessary'1989 4,815,121'Communication apparatus recognizing speech and automatically switching from data to speech transmission'1989 4,814,894'Image transmitting system having density selection'1989 4,729,033'Data communication apparatus'1988 4,727,576'Picture image communication apparatus'1988 4,717,967'Image recording apparatus with recording medium quanity detecting means'1988 4,677,660'Communication apparatus selectively operable in voice-communication or in image-communication'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–2015Patents assigned to CANON KK (239)· patent assignee history

1987–2019Based in Tokyo, JP· patent location history

1996–2009Based in Shibuya-ku, JP· patent location history

2002–2013Based in Hachioji, JP· patent location history

2004–2013Patents assigned to OLYMPUS CORP (8)· patent assignee history

2008–2016Based in Tsuchiura, JP· patent location history

2012–2016Patents assigned to YOSHIDA TAKEHIRO (10)· patent assignee history

2016–2020Patents assigned to SCIOCS CO LTD (5)· patent assignee history

2018–2020Patents assigned to SUMITOMO CHEMICAL CO (8)· patent assignee history

2018–2020Based in Hitachi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	239	1987–2015
YOSHIDA TAKEHIROself	10	2012–2016
OLYMPUS CORP	8	2004–2013
SUMITOMO CHEMICAL CO	8	2018–2020
SCIOCS CO LTD	5	2016–2020

Locations

Location	Patents	Span
Tokyo, JP	241	1987–2019
Hachioji, JP	8	2002–2013
Hitachi, JP	7	2018–2020
Tsuchiura, JP	5	2008–2016
Shibuya-ku, JP	4	1996–2009