Inventor · disambiguated record
Akira Higuchi
Also filed as: HIGUCHI AKIRA
58 granted patents·27 pending applications·1,224 citations·filing 1982–2024
99Inventor score
Files withDENSO CORP11MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10RENESAS TECH CORP9HAMAMATSU PHOTONICS KK6HIGUCHI AKIRA5
Top patents by PatentIndex Score
85 records- 0197US5071240AReflecting optical imaging apparatus using spherical reflectors and producing an intermediate imageNIKON CORP·Filed 1990·Granted Dec 10, 1991·133 cites·10 claims
- 0296US11913684B2Flow passage switching valve and fluid circulation circuitDENSO CORP·Filed 2021·Granted Feb 27, 2024·3 cites·28 claims
- 0396US7382045B2IC card and method of manufacturing the sameRENESAS TECH CORP·Filed 2006·Granted Jun 3, 2008·42 cites·18 claims
- 0495US11248714B2Throttle valve deviceDENSO CORP·Filed 2020·Granted Feb 15, 2022·4 cites·9 claims
- 0593US6475776B1Incubator, and method for making atmosphere uniform in incubator storage boxMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Nov 5, 2002·59 cites·9 claims
- 0693US6238626B1Automatic distribution apparatus and method of distributionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted May 29, 2001·172 cites·10 claims
- 0793US4981549AMethod and apparatus for growing silicon crystalsMITSUBISHI METAL CORP·Filed 1989·Granted Jan 1, 1991·98 cites·1 claims
- 0893US4587142AArtificial grain leatherTORAY INDUSTRIES·Filed 1984·Granted May 6, 1986·49 cites·15 claims
- 0992US11873753B2Valve device and fluid circulation circuitDENSO CORP·Filed 2022·Granted Jan 16, 2024·3 cites·15 claims
- 1091US7615855B2IC card and method of manufacturing the sameRENESAS TECH CORP·Filed 2008·Granted Nov 10, 2009·17 cites·12 claims
- 1189US6142494ASuspension system for vehicleTOYOTA MOTOR CO LTD·Filed 1998·Granted Nov 7, 2000·76 cites·3 claims
- 1288US12117089B2Valve deviceDENSO CORP·Filed 2023·Granted Oct 15, 2024·1 cites·4 claims
- 1388USD504433SMemory cardRENESAS TECH CORP·Filed 2004·Granted Apr 26, 2005·35 cites·1 claims
- 1486US7823793B2IC card and an adapter for the sameRENESAS ELECTRONICS CORP·Filed 2008·Granted Nov 2, 2010·11 cites·12 claims
- 1585US7325746B2Memory card and semiconductor deviceRENESAS TECH CORP·Filed 2004·Granted Feb 5, 2008·35 cites·7 claims
- 1685US6988668B2IC card and method of manufacturing the sameHITACHI ULSI SYS CO LTD·Filed 2003·Granted Jan 24, 2006·29 cites·38 claims
- 1785US6510755B1Slide apparatus and its stage mechanism for use in vacuumKYOCERA CORP·Filed 2000·Granted Jan 28, 2003·31 cites·3 claims
- 1884US7628854B2Process for producing silicon single crystalSUMCO CORP·Filed 2006·Granted Dec 8, 2009·5 cites·9 claims
- 1983US11401872B2Throttle device and method for manufacturing throttle deviceDENSO CORP·Filed 2021·Granted Aug 2, 2022·1 cites·9 claims
- 2083US10404037B2Semiconductor laser deviceHAMAMATSU PHOTONICS KK·Filed 2018·Granted Sep 3, 2019·3 cites·6 claims
- 2183US7946500B2Memory card and semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2007·Granted May 24, 2011·10 cites·8 claims
- 2283US6358470B1Automatic distribution apparatus for inserting nozzles into tipsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Mar 19, 2002·60 cites·9 claims
- 2381US10428889B2Torsion springDENSO CORP·Filed 2016·Granted Oct 1, 2019·3 cites·15 claims
- 2479US11892095B2Valve deviceDENSO CORP·Filed 2021·Granted Feb 6, 2024·1 cites·11 claims
- 2579US6299840B1Automatic testing apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Oct 9, 2001·59 cites·25 claims
- 2677US7971793B2Memory cardRENESAS ELECTRONICS CORP·Filed 2007·Granted Jul 5, 2011·6 cites·12 claims
- 2777US7592604B2Charged particle beam apparatusTOPCON CORP·Filed 2006·Granted Sep 22, 2009·4 cites·17 claims
- 2877US7120029B2IC card and method of manufacturing the sameHITACHI ULSI SYS CO LTD·Filed 2003·Granted Oct 10, 2006·21 cites·26 claims
- 2977US6228636B1IncubatorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted May 8, 2001·72 cites·11 claims
- 3076US7189369B2Distribution apparatus and method for detaching distribution tip in distribution apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Mar 13, 2007·12 cites·6 claims
- 3176US2025066705A1Culture apparatusCANON KK·Filed 2024·Application pending·0 cites
- 3275US6624430B2Method of measuring and calibrating inclination of electron beam in electron beam proximity exposure apparatus, and electron beam proximity exposure apparatusLEEPL CORP·Filed 2002·Granted Sep 23, 2003·12 cites·7 claims
- 3375US6501160B1Semiconductor device and a method of manufacturing the same and a mount structureHITACHI LTD·Filed 2000·Granted Dec 31, 2002·23 cites·35 claims
- 3474US8446094B2Photocathode, electron tube, field assist type photocathode, field assist type photocathode array, and field assist type electron tubeNIIGAKI MINORU·Filed 2010·Granted May 21, 2013·3 cites·14 claims
- 3573US5257139AReflection reduction projection optical systemNIKON CORP·Filed 1992·Granted Oct 26, 1993·25 cites·4 claims
- 3672US2010003388A1SeasoningOGASAWARA MASASHI·Filed 2009·Application pending·0 cites
- 3771US7971791B2Multi-function card deviceRENESAS ELECTRONICS CORP·Filed 2003·Granted Jul 5, 2011·15 cites·8 claims
- 3871US7557336B2Photodetector having first and second antenna areas with patterns having different cycle intervalsHAMAMATSU PHOTONICS KK·Filed 2007·Granted Jul 7, 2009·2 cites·9 claims
- 3971US7308588B2Memory cardRENESAS TECH CORP·Filed 2004·Granted Dec 11, 2007·15 cites·13 claims
- 4070US6732610B2Slide apparatus and its stage mechanism for use in vacuumKYOCERA CORP·Filed 2002·Granted May 11, 2004·12 cites·5 claims
- 4169US2024417670A1Culture device, cell density measurement device, and cell density measurement methodCANON KK·Filed 2024·Application pending·0 cites
- 4268US4525169AArtificial grain leather having different color spot groupsTORAY INDUSTRIES·Filed 1983·Granted Jun 25, 1985·20 cites·12 claims
- 4367US7787735B2Waveguide structure and optical deviceHAMAMATSU PHOTONICS KK·Filed 2007·Granted Aug 31, 2010·4 cites·14 claims
- 4465US8482197B2Photocathode, electron tube, field assist type photocathode, field assist type photocathode array, and field assist type electron tubeNIIGAKI MINORU·Filed 2007·Granted Jul 9, 2013·1 cites·11 claims
- 4563US2023279331A1Culture deviceKYOTO SEISAKUSHO·Filed 2021·Application pending·0 cites
- 4663US2023079029A1Optical semiconductor device, optical unit, and method for manufacturing optical unitHAMAMATSU PHOTONICS KK·Filed 2022·Application pending·0 cites
- 4761US9300883B2Imaging device, image processing method for image captured by imaging device, and imaging systemNAKAMURA TORU·Filed 2011·Granted Mar 29, 2016·2 cites·9 claims
- 4860US9254243B2Drug transferring needle and drug transferring methodHIGUCHI AKIRA·Filed 2012·Granted Feb 9, 2016·3 cites·12 claims
- 4959US4844505ASuspension of vehicleTOYOTA MOTOR CO LTD·Filed 1987·Granted Jul 4, 1989·23 cites·14 claims
- 5057US2024318734A1Valve apparatusDENSO CORP·Filed 2024·Application pending·0 cites
Showing the top 50 of 85 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →