Inventor

Yukio Watanabe

Inventor

Yokohama, JP

Overview

1981–2020

Patent span

Physics

Primary field (CPC G)

Patents· 105 as inventor

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

H01Sprimary

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light8%

H05GX-ray technique7%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices6%

F25BRefrigeration machines, plants or systems5%

G02BOptical elements, systems or apparatus5%

G11BInformation storage based on relative movement between record carrier and transducer5%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%

H04NPictorial communication, e.g. television5%

H10HInorganic light-emitting semiconductor devices having potential barriers5%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h103%

PatentTitleYear

10,627,640Optical element angle adjustment device and extreme ultraviolet light generation device2020 10,609,247Information processing system and image forming apparatus that record communication sound data2020 10,481,354Structure of connection between optical unit and optical path tube2019 10,435,016System and method to stabilize motorcycles2019 10,436,600Vehicle image display system and method2019 10,437,036Analysis apparatus2019 10,341,526Facsimile communication device, line disconnection judgment method and non-transitory recording medium storing a computer readable program2019 10,313,539Information processing system and image forming apparatus2019 9,894,743'Extreme ultraviolet light generation apparatus'2018 9,882,334'Mirror device'2018 9,562,992'Fluorescence information reading device and fluorescence information reading method'2017 9,429,847'Extreme ultraviolet light source apparatus'2016 9,398,189'Image forming apparatus, and method and program for controlling parallel processing'2016 9,332,625'Extreme ultraviolet light source apparatus'2016 9,301,379'Extreme ultraviolet light generation apparatus'2016 9,229,192'Mirror device'2016 9,198,273'Extreme ultraviolet light generation apparatus'2015 9,179,534'Extreme ultraviolet light source apparatus'2015 9,052,615'Extreme ultraviolet light source apparatus'2015 9,046,651'Mirror device'2015 9,006,687'Optical unit, fluorescence detection device, and fluorescence detection method'2015 8,811,438'Temperature controller for gas laser'2014 8,787,413'Temperature controller for gas laser'2014 8,779,402'Target supply device'2014 8,759,804'Chamber apparatus and extreme ultraviolet light generation system'2014 8,698,111'Extreme ultraviolet light generation system'2014 8,669,542'Extreme ultraviolet light source apparatus'2014 8,593,672'Information equipment apparatus'2013 8,497,489'Chamber apparatus and method of maintaining target supply unit'2013 8,498,317'Temperature controller for gas laser'2013 8,301,024'Camera flash, a camera, and a method of generating a flash'2012 8,258,492'Differential evacuation system'2012 8,238,392'Temperature controller for gas laser'2012 8,189,434'Optical pickup unit and optical pickup device having same and information writing/reading device having same'2012 7,990,834'Optical pickup device recording and/or reproducing information on and/or from a plurality of kinds of recording media'2011 7,684,306'Optical pickup apparatus'2010 7,573,801'Optical pickup'2009 7,218,599'Optical pickup'2007 7,184,384'Optical pickup'2007 7,122,446'Semiconductor light-emitting element'2006 7,042,448'Image processing unit, image processing system using the same, and image processing method'2006 6,956,241'Semiconductor light emitting element with improved light extraction efficiency'2005 6,938,149'Renaming apparatus and processor'2005 6,846,686'Semiconductor light-emitting device and method of manufacturing the same'2005 6,808,380'Hardness taper tube and production method and device therefor'2004 6,809,734'Resource dedication system and method for a computer architecture for broadband networks'2004 6,809,345'Semiconductor light emitting element and semiconductor light emitting device'2004 6,803,603'Semiconductor light-emitting element'2004 6,669,469'Catalyst combustion device and method of producing frame body portion thereof'2003 6,586,773'Semiconductor light-emitting device'2003 6,587,110'Image processing unit, image processing system using the same, and image processing method'2003 6,565,695'Transfer sheet for electrophotographic printer'2003 6,434,345'Image forming apparatus'2002 6,316,792'Compound semiconductor light emitter and a method for manufacturing the same'2001 6,243,546'Image forming apparatus'2001 6,226,108'Image processing apparatus and method for reproducing high quality image in low-density portion'2001 6,216,476'Apparatus having refrigeration cycle'2001 6,196,008'Method for taking custody of, transporting and installing air conditioner'2001 6,167,719'Compressor for refrigeration cycle'2001 6,121,635'Semiconductor light-emitting element having transparent electrode and current blocking layer, and semiconductor light-emitting including the same'2000 6,097,905'Image heating apparatus'2000 6,091,512'Image processing apparatus and method for improving image reproducibility'2000 6,073,455'Refrigerant leakage warning device for apparatus having refrigeration cycle using flammable refrigerant'2000 6,044,660'Apparatus having refrigeration cycle'2000 6,044,649'Air conditioner'2000 6,006,544'Refrigeration cycle'1999 5,990,497'Semiconductor light emitting element, semiconductor light emitting device using same element'1999 5,977,566'Compound semiconductor light emitter'1999 5,806,326'Refrigeration cycle'1998 5,793,826'Control rod drive mechanism'1998 5,726,759'Image forming apparatus'1998 5,697,290'Apparatus for intermittently discharging a circular or oval shaped dough sheet'1997 5,688,534'Apparatus for intermittently extruding a predetermined quantity of food material'1997 5,677,803'Apparatus for recording data signals and a signal having a repetitive frequency to a recording medium and/or for reproducing the data signals therefrom'1997 5,624,696'Apparatus for intermittently extruding a predetermined quantity of food material'1997 5,576,087'Magneto-optical recording medium'1996 5,502,650'Apparatus for adjusting rotor'1996 5,422,338'Layer-by-layer vapor deposition method for forming a high Tc superconductor thin film device'1995 5,418,389'Field-effect transistor with perovskite oxide channel'1995 5,293,040'Method and apparatus for measuring vibrations of rotating shaft'1994 5,181,218'Manufacturing method of semiconductor laser with non-absorbing mirror structure'1993 5,058,120'Visible light emitting semiconductor laser with inverse mesa-shaped groove section'1991 5,036,521'Semiconductor laser device'1991 5,023,880'Semiconductor laser device'1991 4,999,217'Process for producing magnetic recording medium'1991 4,987,096'Manufacturing method of semiconductor laser with non-absorbing mirror structure'1991 4,949,349'Double-heterostructure semiconductor with mesa stripe waveguide'1990 4,923,766'Process for preparing magnetic recording'1990 4,910,743'Semiconductor laser with mesa stripe waveguide structure'1990 4,900,927'Method of and apparatus for recording and reading out radiation image information'1990 4,893,313'Semiconductor laser device which has a double-hetero structure having an optimal layer thickness'1990 4,873,441'Method of and apparatus for recording and reading out radiation image information'1989 4,835,117'Manufacturing method for semiconductor laser with mesa stripe'1989 4,825,141'DC power supply device'1989 4,809,287'Double-heterostructure semiconductor with mesa stripe waveguide'1989 4,792,958'Semiconductor laser with mesa stripe waveguide structure'1988 4,760,259'Radiation image recording and reproducing method'1988 4,743,502'Magneto-optical medium'1988 4,725,941'High-voltage/large-current generator apparatus and method for generating high-voltage/large-current'1988 4,705,953'Radiation image recording and read-out apparatus with object data output capability'1987 4,691,321'Semiconductor laser device having current confining and built-in waveguide structure'1987 4,600,917'Gate-turn-off thyristor failure detecting circuit'1986 4,486,482'Vacuum heat insulator'1984 4,472,328'Process for producing porous film or sheet'1984 4,275,430'DV/DT Protection circuit device for gate turn-off thyristor'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–2005Based in Kanagawa, JP· patent location history

1987–2006Patents assigned to TOSHIBA KK (31)· patent assignee history

1987–2006Based in Yokohama, JP· patent location history

1990–2002Patents assigned to CANON KK (9)· patent assignee history

1990–2002Based in Machida, JP· patent location history

1998–2003Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (9)· patent assignee history

1998–2019Based in Kyoto, JP· patent location history

2012–2020Patents assigned to GIGAPHOTON INC (21)· patent assignee history

2012–2016Patents assigned to WATANABE YUKIO (13)· patent assignee history

2012–2018Based in Hiratsuka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOSHIBA KK	31	1987–2006
GIGAPHOTON INC	21	2012–2020
WATANABE YUKIOself	13	2012–2016
CANON KK	9	1990–2002
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	9	1998–2003

Locations

Location	Patents	Span
Yokohama, JP	25	1987–2006
Hiratsuka, JP	14	2012–2018
Kyoto, JP	13	1998–2019
Machida, JP	11	1990–2002
Kanagawa, JP	10	1984–2005