Inventor

Hiroaki Fujii

Inventor

Tokyo, JP

Overview

1989–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 120 as inventor

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

B60Rprimary

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for16%

G06FElectric digital data processing7%

G02BOptical elements, systems or apparatus6%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein6%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light4%

H05KPrinted circuits4%

B60NSeats specially adapted for vehicles3%

H04NPictorial communication, e.g. television3%

G09FDisplaying2%

A61BDiagnosis2%

PatentTitleYear

11,047,798Measurement method, measurement apparatus, and measurement system2021 10,663,092Multilayer tube2020 10,613,364Display2020 10,569,207Exhaust gas filter2020 10,288,918Display2019 10,268,059Display2019 10,209,506Light source optical system having tapered light guide rod2019 10,175,520Display apparatus2019 10,088,666Endoscope and variable power optical system for the same2018 10,072,542Abnormality diagnosis device2018 10,042,195Display2018 10,036,883Endoscope magnification optical system and endoscope2018 10,024,266Direct injection engine controlling device2018 9,979,036Hydrogen generating apparatus, fuel cell system, and methods of operating them2018 9,908,561'Rear body structure for automobiles'2018 9,897,035'Direct injection engine controlling device'2018 9,826,654'Display'2017 9,737,906'Method for forming excellent multi-layer coating film'2017 9,696,571'Display'2017 9,671,606'Illumination optical system for endoscope'2017 9,604,674'Rear vehicle-body structure of vehicle'2017 9,540,713'Pipe provided with corrosion prevention layer on the outside surface'2017 9,395,572'Display apparatus'2016 9,332,660'Display'2016 9,274,361'Display'2016 9,277,667'Display'2016 8,828,556'Pipe provided with corrosion prevention layer on the outside surface'2014 8,811,017'Display apparatus'2014 8,797,477'Display'2014 8,775,056'Fuel injection controller'2014 8,767,320'Endoscope optical system and endoscope'2014 8,613,467'Upper vehicle-body structure of vehicle'2013 8,400,682'Image recording apparatus and storage medium storing program'2013 8,379,173'Liquid crystal display having particular front face plate'2013 8,284,463'Image reading apparatus'2012 8,174,737'Image reading apparatus'2012 8,123,362'Lamp burst sound reduction structure and projector'2012 7,879,239'Wastewater treatment method using immobilized carrier'2011 7,754,081'Method of wastewater treatment with excess sludge withdrawal reduced'2010 7,703,805'Vehicle front body structure'2010 7,707,509'Device and method for assisting input operations'2010 7,703,072'Component-based application constructing method'2010 7,625,106'Heat radiating structure for use in image projecting apparatus'2009 7,625,010'Seat belt device'2009 7,537,242'Seat belt device'2009 7,475,357'Program, method and apparatus for operating objects displayed on a display'2009 7,445,333'Spectacle lens and spectacles'2008 7,416,218'Seat belt device'2008 7,375,446'Actuator including rotor case and housing with sealing unit for hermetic structure'2008 7,320,523'Liquid-cooled liquid crystal panel and method of manufacturing the same as well as liquid crystal projector'2008 7,191,473'Sanitary washing apparatus'2007 7,158,314'Imaging-optical system'2007 7,127,717'Hierarchical server system'2006 7,080,800'Controlling method of seat belt retractor'2006 7,021,655'Passenger protecting apparatus'2006 7,021,582'Motorized seat belt retractor'2006 6,918,558'Motorized seat belt retractor'2005 6,905,134'Passenger protecting apparatus'2005 6,847,666'Self-sustained pulsating laser diode'2005 6,832,298'Server system operation control method'2004 6,827,308'Controlling method of seat belt retractor'2004 6,823,697'Press forming machine for optical devices'2004 6,823,695'Press-forming system for glass'2004 6,772,973'Seat belt retractor'2004 6,715,788'Passenger protecting apparatus'2004 6,702,326'Passenger restraining protective system'2004 6,691,944'Seat belt retractor'2004 6,676,060'Motorized seat belt retractor'2004 6,604,597'Seat belt retractor with switching means'2003 6,598,823'Seat belt retractor'2003 6,575,394'Seat belt retracting device'2003 6,572,048'Seat belt retractor with double retraction system'2003 6,574,540'Vehicle collision damage reduction system'2003 6,560,520'Vehicle collision damage reduction system'2003 6,494,395'Seat belt retractor with clutch mechanism'2002 6,494,541'Rotational direction detecting switch and seat belt retractor with rotational direction detecting switch'2002 6,463,372'Vehicle collision damage reduction system'2002 6,461,511'Apparatus and method for waste water treatment'2002 6,435,441'Seat belt retractor'2002 6,427,935'Seat belt retractor'2002 6,416,008'Seat belt retractor'2002 6,374,938'Seat belt control device'2002 6,374,168'Seat belt system'2002 6,355,970'Semiconductor device having a high frequency electronic circuit'2002 6,345,064'Semiconductor laser having an improved current blocking layers and method of forming the same'2002 6,338,095'Data transfer method for reduced number of messages by message passing library and direct intermemory data transfer library and computer system suitable therefor'2002 6,295,579'Parallel processor system including a cache memory subsystem that has independently addressable local and remote data areas'2001 6,265,809'Drive circuit for ultrasonic motor'2001 6,200,382'Method of manufacturing a semiconductor laser device and a crystal growth apparatus for use in a semiconductor laser device'2001 6,139,963'Polyvinyl alcohol hydrogel and process for producing the same'2000 6,131,942'Airbag device'2000 6,119,150'Message passing distributed shared memory system that eliminates unnecessary software controlled cache flushes or purges'2000 6,049,839'Data processor with multiple register queues'2000 6,042,042'Seat belt retractor'2000 6,007,712'Waste water treatment apparatus'1999 5,979,937'Air bag device'1999 5,902,999'Acceleration sensor'1999 5,898,883'Memory access mechanism for a parallel processing computer system with distributed shared memory'1999 5,846,027'Semi-shield method and apparatus for the same'1998 5,822,348'Semiconductor laser'1998 5,788,281'Vehicle occupant restraint system'1998 5,778,429'Parallel processor system including a cache memory subsystem that has independently addressable local and remote data areas'1998 5,758,053'Fault handling and recovery for system having plural processors'1998 5,752,256'Disk array apparatus and method for dividing and reading/writing partial data across a plurality of drive groups utilizing parallel processing'1998 5,742,628'Short wavelength laser emitting diode with an improved GaN system double heterostructure'1998 5,729,723'Data processing unit'1998 5,675,605'Semiconductor surface-emitting optical device having light emitting layer of ordered crystal structure sandwiched between bragg reflectors'1997 5,606,686'Access control method for a shared main memory in a multiprocessor based upon a directory held at a storage location of data in the memory after reading data to a processor'1997 5,581,721'Data processing unit which can access more registers than the registers indicated by the register fields in an instruction'1996 5,577,765'Air bag device'1996 5,544,913'Protective device for protecting vehicle occupant'1996 5,529,337'Air bag device'1996 5,478,775'Ridge stripe type laser diode and method for fabricating the same'1995 5,450,567'Method and system for program change in distributed data processing system'1995 5,437,471'Inflator with starter for side collision air bag device'1995 5,437,043'Information processing apparatus having a register file used interchangeably both as scalar registers of register windows and as vector registers'1995 5,375,877'Lateral collision detector'1994 5,371,756'Semiconductor blue-green laser diodes'1994 5,309,466'Semiconductor laser'1994 4,852,110'Semiconductor laser of a refractive index-guided type and a process for fabricating the same'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2005Patents assigned to NEC CORP (11)· patent assignee history

1989–2019Based in Tokyo, JP· patent location history

1994–2009Patents assigned to TAKATA CORP (39)· patent assignee history

1994–2009Based in Shiga, JP· patent location history

1995–2010Patents assigned to HITACHI LTD (18)· patent assignee history

1996–2001Based in Hadano, JP· patent location history

2008–2020Patents assigned to SONY CORP (15)· patent assignee history

2008–2020Based in Kanagawa, JP· patent location history

2012–2017Patents assigned to FUJII HIROAKI (12)· patent assignee history

2014–2020Based in Kariya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TAKATA CORP	39	1994–2009
HITACHI LTD	18	1995–2010
SONY CORP	15	2008–2020
FUJII HIROAKIself	12	2012–2017
NEC CORP	11	1989–2005

Locations

Location	Patents	Span
Tokyo, JP	43	1989–2019
Kanagawa, JP	17	2008–2020
Shiga, JP	9	1994–2009
Hadano, JP	7	1996–2001
Kariya, JP	5	2014–2020