Inventor

Hiroyuki Ota

Inventor

Tsurugashima, JP

Overview

1976–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 91 as inventor

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

G01Jprimary

G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light12%

H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light10%

H10HInorganic light-emitting semiconductor devices having potential barriers8%

A61BDiagnosis7%

G11BInformation storage based on relative movement between record carrier and transducer7%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h106%

Y10TTechnical subjects covered by former us classification4%

H10DInorganic electric semiconductor devices4%

G01NInvestigating or analysing materials by determining their chemical or physical properties3%

G02BOptical elements, systems or apparatus2%

PatentTitleYear

10,636,751Semiconductor device including circuit having security function2020 10,318,745Access control system and access control method2019 9,906,174'Power steering device and control device for power steering device'2018 9,835,508Pressure sensor having strain gauges disposed on a diaphragm2017 9,698,235'Field-effect transistor'2017 9,190,537'Mechanical quantity measuring device'2015 8,902,550'Direct-current switch'2014 D0710818'Voice recording/reproducing device'2014 8,367,560'Semiconductor device manufacturing method'2013 8,164,856'Magnetic tape apparatus'2012 7,803,471'Magnetic tape, its cleaning method, and optical servotrack forming/cleaning apparatus'2010 7,626,234'Semiconductor device with shallow trench isolation and its manufacture method'2009 7,594,241'Information recording medium'2009 7,434,992'Radiation thermometer'2008 7,399,649'Semiconductor light-emitting device and fabrication method thereof'2008 7,398,164'Sensor network system, base station, and method to forward measured data'2008 7,380,981'Radiation thermometer'2008 D0561623'Sensor chip for biochemical analysis'2008 D0561624'Sensor chip for biochemical analysis'2008 7,329,044'Infrared clinical thermometer and temperature state estimation method, information notification method, and measurement operation method thereof'2008 7,256,304'Process for producing 3-unsubstituted 5-amino-4-nitrosopyrazole compound, and 2-hydroxyimino-3-oxopropionitrile, 3-hydrazono-2-hydroxyiminopropionitrile compound, and processes for producing these'2007 7,211,480'Semiconductor device with shallow trench isolation and its manufacture method'2007 7,119,362'Method of manufacturing semiconductor apparatus'2006 7,075,706'Variable optical element, a pickup apparatus having the variable optical element, and an information recording and reproducing apparatus having the pickup apparatus'2006 7,063,458'Ear type clinical thermometer'2006 7,050,999'System for computing probability distribution of loan losses'2006 7,036,978'Pyrometer'2006 7,011,982'Nitride semiconductor laser device and method for manufacturing the same'2006 D0509154'Electronic thermometer'2005 6,832,989'Infrared clinical thermometer'2004 6,821,016'Infrared clinical thermometer and temperature state estimation method, information notification method, and measurement operation method thereof'2004 6,795,471'Group III nitride compound semiconductor laser and manufacturing method thereof'2004 6,748,001'Semiconductor laser device providing laser light of two wavelengths and method of fabricating the same'2004 6,717,827'Switching power supply'2004 6,711,192'Nitride semiconductor laser and method of fabricating the same'2004 6,693,303'Nitride semiconductor device and method for manufacturing the same'2004 6,677,173'Method of manufacturing a nitride semiconductor laser with a plated auxiliary metal substrate'2004 6,647,042'Nitride semiconductor laser device and method for manufacturing the same'2003 6,628,599'Variable optical element, a pickup apparatus having the variable optical element, and an information recording and reproducing apparatus having the pickup apparatus'2003 6,626,568'Radiation clinical thermometer and method of measuring body temperature using the radiation clinical thermometer'2003 6,612,735'Infrared ray clinical thermometer'2003 6,609,824'Radiation thermometer'2003 6,584,426'Electronic thermometer'2003 6,555,846'Method for manufacturing a nitride semiconductor device and device manufactured by the method'2003 6,537,839'Nitride semiconductor light emitting device and manufacturing method thereof'2003 6,513,970'Infrared thermometer'2003 6,511,857'Process for manufacturing semiconductor device'2003 6,442,184'Nitride-based semiconductor light emitting device and manufacturing method therefor'2002 6,435,712'Radiant type thermometer'2002 6,411,636'Nitride semiconductor laser and method of fabricating the same'2002 6,368,707'Heat-sensitive adhesive sheet'2002 6,365,921'Gallium-nitride-based semiconductor light emitting device and fabrication method'2002 6,335,218'Method for fabricating a group III nitride semiconductor device'2002 6,329,667'Nitride semiconductor light emitting device and manufacturing method thereof'2001 6,259,122'Group III nitride semiconductor light-emitting device having anticracking feature'2001 6,235,548'Method of fabricating nitride semiconductor laser'2001 6,207,469'Method for manufacturing a semiconductor device'2001 6,200,827'Method for manufacturing a semiconductor light emitting device'2001 6,104,174'High voltage power supply circuit'2000 5,935,058'Speculum cover, method of manufacturing same and cover accommodating case'1999 5,834,326'Process for producing a luminous element of group III nitride semi-conductor'1998 5,778,879'Electronic blood pressure meter with posture detector'1998 5,659,491'Method and system for inspecting an assembly, and electrical inspection apparatus for a flash unit'1997 5,609,564'Speculum cover, method of manufacturing same and cover accommodating case'1997 5,496,589'Curing composition and method for impregnating wood'1996 5,487,607'Radiation clinical thermometer'1996 5,462,985'Matte electrodepositable coating composition and process for preparing the same'1995 5,382,334'Process for forming polarization inversion layer'1995 5,340,215'Radiant-energy clinical thermometer'1994 5,337,399'Wavelength conversion element'1994 5,336,574'Curable composition and process for producing shadow mask using the same'1994 5,274,251'Semiconductor light emitting element'1993 D0337954'Thermometer'1993 5,229,789'Apparatus for thermal printing'1993 5,207,071'Current control apparatus for air-conditioning system'1993 5,173,751'Semiconductor light emitting device'1992 5,160,979'Test piece coloration comparative decision unit'1992 5,151,839'Current transmitting mechanism in magnetic recording and reproducing apparatus'1992 5,011,290'Test sample color comparison device'1991 4,989,983'Test sample color comparison device'1991 4,984,895'Color comparison device having a bulged insertion groove for holding a test stick in a flexed condition'1991 4,981,361'Color comparison device having a color sample-bonding wheel which permits easy removal of a color sample sticker'1991 4,969,253'Method for producing a magnetic head'1990 4,964,006'Magnetic head device'1990 4,959,741'Magnetic head with a controlled gap width'1990 4,914,537'Magnetic head device having a bridge core'1990 4,877,333'Electronic thermometer'1989 4,821,406'Process for producing a magnetic head'1989 4,815,197'Process for producing magnetic head'1989 4,811,198'Electronic thermometer having means for predicting a converged temperature'1989 3,993,834'Light transmitting filament'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2006Patents assigned to OMRON TATEISI ELECTRONICS CO (20)· patent assignee history

1989–2001Patents assigned to PIONEER ELECTRONIC CORP (13)· patent assignee history

1989–2008Based in Saitama, JP· patent location history

1991–2015Patents assigned to OTA HIROYUKI (6)· patent assignee history

1991–2005Based in Osaka, JP· patent location history

1993–2015Patents assigned to HITACHI LTD (4)· patent assignee history

1994–2010Based in Kyoto, JP· patent location history

1995–2006Based in Tsurugashima, JP· patent location history

2001–2008Patents assigned to PIONEER CORP (19)· patent assignee history

2006–2019Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
OMRON TATEISI ELECTRONICS CO	20	1989–2006
PIONEER CORP	19	2001–2008
PIONEER ELECTRONIC CORP	13	1989–2001
OTA HIROYUKIself	6	1991–2015
HITACHI LTD	4	1993–2015

Locations

Location	Patents	Span
Tsurugashima, JP	18	1995–2006
Kyoto, JP	17	1994–2010
Saitama, JP	10	1989–2008
Osaka, JP	5	1991–2005
Tokyo, JP	4	2006–2019