Inventor · disambiguated record
Kazuhiro Akiyama
Also filed as: AKIYAMA KAZUHIRO
52 granted patents·19 pending applications·1,302 citations·filing 1973–2021
98Inventor score
Files withMITSUBISHI MATERIALS CORP9PIONEER ELECTRONIC CORP9TOSHIBA KK9FUJI PHOTO FILM CO LTD7AKIYAMA KAZUHIRO5
Top patents by PatentIndex Score
71 records- 0197US4792822ACamera with changeable focal lengthFUJI PHOTO FILM CO LTD·Filed 1987·Granted Dec 20, 1988·223 cites·4 claims
- 0296US6254658B1Cemented carbide cutting toolMITSUBISHI MATERIALS CORP·Filed 1999·Granted Jul 3, 2001·138 cites·6 claims
- 0395US5157614AOn-board navigation system capable of switching from music storage medium to map storage mediumPIONEER ELECTRONIC CORP·Filed 1990·Granted Oct 20, 1992·88 cites·3 claims
- 0492US5087919AOn-board navigation apparatusPIONEER ELECTRONIC CORP·Filed 1990·Granted Feb 11, 1992·105 cites·14 claims
- 0591US10070020B2Electronic apparatus and imaging apparatus having multi-position movable displayRICOH IMAGING CO LTD·Filed 2016·Granted Sep 4, 2018·6 cites·20 claims
- 0691US9733551B2Variable-position operation deviceRICOH IMAGING CO LTD·Filed 2015·Granted Aug 15, 2017·6 cites·24 claims
- 0791US5270936ASimplified navigation apparatusPIONEER ELECTRONIC CORP·Filed 1992·Granted Dec 14, 1993·102 cites·4 claims
- 0888US6757821B1Computer system and its operation environment switching methodTOSHIBA KK·Filed 2000·Granted Jun 29, 2004·80 cites·9 claims
- 0985US8174365B2IC tag, method of controlling the IC tag, and IC tag systemAKIYAMA KAZUHIRO·Filed 2006·Granted May 8, 2012·13 cites·11 claims
- 1085US6502473B1Rack bar and manufacturing method thereofTOYOTA MOTOR CO LTD·Filed 2000·Granted Jan 7, 2003·20 cites·18 claims
- 1183US5652045ACoated tungsten carbide-based cemented carbide blade memberMITSUBISHI MATERIALS CORP·Filed 1995·Granted Jul 29, 1997·70 cites·9 claims
- 1279US7717349B2Semiconductor device for IC tag, IC tag and control method for IC tag for detecting and executing command from radio waveNEC ELECTRONICS CORP·Filed 2005·Granted May 18, 2010·10 cites·14 claims
- 1377US8564118B2Power module substrate, power module, and method for manufacturing power module substrateKUROMITSU YOSHIROU·Filed 2009·Granted Oct 22, 2013·5 cites·9 claims
- 1477US6724919B1Method of personal verification for computer system, computer system, and recording mediumTOSHIBA KK·Filed 2000·Granted Apr 20, 2004·56 cites·22 claims
- 1575US8609993B2Power module substrate, power module, and method for manufacturing power module substrateKUROMITSU YOSHIROU·Filed 2009·Granted Dec 17, 2013·5 cites·3 claims
- 1673US9414512B2Substrate for power module, substrate with heat sink for power module, power module, method for producing substrate for power module, and method for producing substrate with heat sink for power moduleNAGATOMO YOSHIYUKI·Filed 2010·Granted Aug 9, 2016·5 cites·4 claims
- 1773US8921996B2Power module substrate, power module, and method for manufacturing power module substrateMITSUBISHI MATERIALS CORP·Filed 2013·Granted Dec 30, 2014·2 cites·20 claims
- 1871US8521018B2Built-in flash pop-out mechanismAKIYAMA KAZUHIRO·Filed 2012·Granted Aug 27, 2013·2 cites·12 claims
- 1968US8768721B2Medical instrument management support apparatus for supporting scope managementARAKI HIROYUKI·Filed 2009·Granted Jul 1, 2014·5 cites·8 claims
- 2068US7468668B2Semiconductor device for IC tag, IC tag, and control method for IC tag for detecting and executing command from radio waveNEC ELECTRONICS CORP·Filed 2005·Granted Dec 23, 2008·4 cites·19 claims
- 2167US3955209ADevice for controlling an electric focal plane shutterFUJI PHOTO OPTICAL CO LTD·Filed 1974·Granted May 4, 1976·7 cites·5 claims
- 2266US8330581B2IC tag, method of controlling the IC tag, and IC tag systemAKIYAMA KAZUHIRO·Filed 2012·Granted Dec 11, 2012·2 cites·7 claims
- 2366US4896182ACamera with changeable focal lengthFUJI PHOTO FILM CO LTD·Filed 1989·Granted Jan 23, 1990·10 cites·10 claims
- 2465US7889055B2IC tag, IC tag system, and method of executing command of the IC tagRENESAS ELECTRONICS CORP·Filed 2006·Granted Feb 15, 2011·3 cites·14 claims
- 2564US4497555AMotor-driven film winding mechanismFUJI PHOTO OPTICAL CO LTD·Filed 1982·Granted Feb 5, 1985·7 cites·5 claims
- 2663US5117363AOnboard navigation systemPIONEER ELECTRONIC CORP·Filed 1990·Granted May 26, 1992·31 cites·4 claims
- 2760US6091059AHeat roller deviceUSHIO ELECTRIC INC·Filed 1996·Granted Jul 18, 2000·21 cites·2 claims
- 2858US5938531AInformation reproducing apparatus for use with a psychological game machinePIONEER ELECTRONIC CORP·Filed 1996·Granted Aug 17, 1999·28 cites·6 claims
- 2957US5813989ADriving mental condition detecting apparatusPIONEER ELECTRONIC CORP·Filed 1995·Granted Sep 29, 1998·90 cites·24 claims
- 3057US2022030199A1Endoscope system, information provision method, and receiverOLYMPUS CORP·Filed 2021·Application pending·0 cites
- 3157US2005159981A1Hospital information systemOLYMPUS CORP·Filed 2004·Application pending·0 cites
- 3256US9101063B2Power module substrate, power module, and method for manufacturing power module substrateMITSUBISHI MATERIALS CORP·Filed 2013·Granted Aug 4, 2015·0 cites·3 claims
- 3356US9095062B2Power module substrate, power module, and method for manufacturing power module substrateMITSUBISHI MATERIALS CORP·Filed 2013·Granted Jul 28, 2015·0 cites·2 claims
- 3456US2018367710A1Electronic apparatus and imaging apparatus having multi-position movable displayRICOH IMAGING CO LTD·Filed 2018·Application pending·0 cites
- 3555US9343628B2Semiconductor light emitting deviceTOSHIBA KK·Filed 2014·Granted May 17, 2016·0 cites·9 claims
- 3655US6018336AComputer system having digitizing tabletTOSHIBA KK·Filed 1997·Granted Jan 25, 2000·34 cites·15 claims
- 3755US3984848AShutter speed control means for focal plane shutterFUJI PHOTO OPTICAL CO LTD·Filed 1974·Granted Oct 5, 1976·4 cites·6 claims
- 3855US2015022977A1Power module substrate, power module, and method for manufacturing power module substrateMITSUBISHI MATERIALS CORP·Filed 2014·Application pending·0 cites
- 3955US2005033603A1Hospital information systemOLYMPUS OPTICAL CO·Filed 2003·Application pending·0 cites
- 4054US5229984ASignal producing apparatus for optical recording/reproducing apparatus for suppressing noises caused by leaking current of photodetectorOLYMPUA OPRIXL CO LTD·Filed 1991·Granted Jul 20, 1993·12 cites·20 claims
- 4154US3961339AAutomatic exposure control means for single-lens reflex cameraFUJI PHOTO OPTICAL CO LTD·Filed 1974·Granted Jun 1, 1976·4 cites·10 claims
- 4253US6813713B2Data processing apparatus capable of dealing with illegal external input in an operative state and preventing useless power consumption in a stopped stateNEC ELECTRONICS CORP·Filed 2001·Granted Nov 2, 2004·3 cites·4 claims
- 4351US2015263229A1Semiconductor light-emitting device and method of manufacturing the sameTOSHIBA KK·Filed 2014·Application pending·0 cites
- 4451US2007276701A1Nursing Care Plan Preparation Method for Managing Nursing Actions, and Nursing Information Managing Apparatus and Nursing Information Managing System Using the SameSUZUKI HITOSHI·Filed 2005·Application pending·0 cites
- 4551US2007016453A1Medical information management system and medical information management methodOLYMPUS MEDICAL SYSTEMS CORP·Filed 2006·Application pending·0 cites
- 4649US5790975AOnboard navigational systemPIONEER ELECTRONIC CORP·Filed 1997·Granted Aug 4, 1998·18 cites·4 claims
- 4747US2014284611A1Semiconductor light-emitting device and method for manufacturing the sameTOSHIBA KK·Filed 2013·Application pending·0 cites
- 4847US2005240441A1Hospital information system and program thereofOLYMPUS CORP·Filed 2005·Application pending·0 cites
- 4947US2014284637A1Semiconductor light emitting device and method for manufacturing sameTOSHIBA KK·Filed 2013·Application pending·0 cites
- 5047US2014284654A1Semiconductor light emitting deviceTOSHIBA KK·Filed 2013·Application pending·0 cites
Showing the top 50 of 71 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →