Inventor · disambiguated record
Hirokazu Matsui
Also filed as: MATSUI HIROKAZU
54 granted patents·9 pending applications·2,395 citations·filing 1989–2021
99Inventor score
Top patents by PatentIndex Score
63 records- 0199USD567243SController for electronic game machineNINTENDO CO LTD·Filed 2007·Granted Apr 22, 2008·190 cites·1 claims
- 0299USD556760SController for electronic game machineNINTENDO CO LTD·Filed 2006·Granted Dec 4, 2007·128 cites·1 claims
- 0399USD556201SController for electronic game machineNINTENDO CO LTD·Filed 2007·Granted Nov 27, 2007·185 cites·1 claims
- 0498USD543246SBase stand for electronic game machineNINTENDO CO LTD·Filed 2005·Granted May 22, 2007·132 cites·1 claims
- 0597USD559847SHousing of controller for electronic game machineNINTENDO CO LTD·Filed 2006·Granted Jan 15, 2008·106 cites·1 claims
- 0697USD531228SElectronic game machineNINTENDO CO LTD·Filed 2005·Granted Oct 31, 2006·107 cites·1 claims
- 0797US4985809ASurface light source panelMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Jan 15, 1991·253 cites·11 claims
- 0896US5283673ASurface luminous source panel with areas having different reflector speck densitiesMEITAKU SYST KK·Filed 1991·Granted Feb 1, 1994·159 cites·4 claims
- 0995US5207493AEdge light panel deviceMEITAKU SYST KK·Filed 1991·Granted May 4, 1993·192 cites·19 claims
- 1094USD576686SElectronic game machineNINTENDO CO LTD·Filed 2007·Granted Sep 9, 2008·46 cites·1 claims
- 1193US5410454ADevice for supplying incident light to edge light panelsMEITAKU SYST KK·Filed 1992·Granted Apr 25, 1995·132 cites·16 claims
- 1292US8641924B2Liquid crystal polyester resin compositionSEKIMURA SATOSHI·Filed 2012·Granted Feb 4, 2014·18 cites·4 claims
- 1392US7759888B2AC motor controllerHITACHI LTD·Filed 2005·Granted Jul 20, 2010·28 cites·1 claims
- 1492US5178447AEdge light panelMEITAKU SYST KK·Filed 1991·Granted Jan 12, 1993·129 cites·18 claims
- 1591US6329781B1Control apparatus of synchronous motorsHITACHI LTD·Filed 2000·Granted Dec 11, 2001·99 cites·8 claims
- 1690USD579015SController for electronic game machineNINTENDO CO LTD·Filed 2008·Granted Oct 21, 2008·32 cites·1 claims
- 1789US8226851B2Liquid-crystalline polymer composition containing nanostructured hollow-carbon material and molded article thereofHARADA HIROSHI·Filed 2009·Granted Jul 24, 2012·15 cites·3 claims
- 1889US7883252B2Display deviceMATSUI HIROKAZU·Filed 2008·Granted Feb 8, 2011·23 cites·10 claims
- 1988US8471507B2Electric power conversion system and electric power conversion deviceAKAISHI YOSHIO·Filed 2011·Granted Jun 25, 2013·10 cites·9 claims
- 2088US8282262B2Light guiding panel assembly for display, signboard, surface illumination or the likeMATSUI HIROKAZU·Filed 2010·Granted Oct 9, 2012·11 cites·7 claims
- 2188USD576624SController for electronic game machineNINTENDO CO LTD·Filed 2007·Granted Sep 9, 2008·25 cites·1 claims
- 2288US5408387AEdge light panel and its productionMEITAKU SYST KK·Filed 1992·Granted Apr 18, 1995·86 cites·9 claims
- 2386USD577025SController for electronic game machineNINTENDO CO LTD·Filed 2007·Granted Sep 16, 2008·23 cites·1 claims
- 2485USD559254SController for electronic game machineNINTENDO CO LTD·Filed 2006·Granted Jan 8, 2008·22 cites·1 claims
- 2585US6793361B2Backlight illuminatorFiled 2002·Granted Sep 21, 2004·24 cites·5 claims
- 2682US9625645B2Large area light sourceMATSUI HIROKAZU·Filed 2012·Granted Apr 18, 2017·6 cites·4 claims
- 2782US9490741B2Motor control deviceMATSUI HIROKAZU·Filed 2012·Granted Nov 8, 2016·3 cites·8 claims
- 2882USD575285SController for electronic game machineNINTENDO CO LTD·Filed 2007·Granted Aug 19, 2008·18 cites·1 claims
- 2982USD562769SCable connector plugNINTENDO CO LTD·Filed 2006·Granted Feb 26, 2008·28 cites·1 claims
- 3081USD575284SController for electronic game machineNINTENDO CO LTD·Filed 2007·Granted Aug 19, 2008·17 cites·1 claims
- 3179USD553087SCable connector plugNINTENDO CO LTD·Filed 2006·Granted Oct 16, 2007·24 cites·1 claims
- 3275US8232756B2Motor control apparatusYOSHIHARA SHIGEYUKI·Filed 2008·Granted Jul 31, 2012·18 cites·3 claims
- 3375USD556835SElectronic game machineNINTENDO CO LTD·Filed 2005·Granted Dec 4, 2007·16 cites·1 claims
- 3473USD568821SConnector plug for electronic game machineNINTENDO CO LTD·Filed 2007·Granted May 13, 2008·19 cites·1 claims
- 3573USD556836SElectronic game machine supported on a base standNINTENDO CO LTD·Filed 2007·Granted Dec 4, 2007·14 cites·1 claims
- 3671USD558677SConnector plug for electronic game machineNINTENDO CO LTD·Filed 2006·Granted Jan 1, 2008·15 cites·1 claims
- 3767USD557659SCable connector plugNINTENDO CO LTD·Filed 2006·Granted Dec 18, 2007·15 cites·1 claims
- 3866USD568823SConnector plug for electronic game machineNINTENDO CO LTD·Filed 2007·Granted May 13, 2008·14 cites·1 claims
- 3964USD558682SConnector plug for electronic game machineNINTENDO CO LTD·Filed 2007·Granted Jan 1, 2008·11 cites·1 claims
- 4063US11984821B2Inverter control deviceHITACHI ASTEMO LTD·Filed 2020·Granted May 14, 2024·0 cites·10 claims
- 4158US10355630B2Inverter control deviceHITACHI AUTOMOTIVE SYSTEMS LTD·Filed 2016·Granted Jul 16, 2019·1 cites·11 claims
- 4256US12401301B2Drive apparatus of synchronous motor and method for driving synchronous motorHITACHI ASTEMO LTD·Filed 2021·Granted Aug 26, 2025·0 cites·9 claims
- 4356US2007150001A1Filament of polyglycolic acid resin and process for producing the sameHASHIMOTO SATOSHI·Filed 2005·Application pending·0 cites
- 4455US12170497B2Inverter control device and electric vehicle systemHITACHI ASTEMO LTD·Filed 2021·Granted Dec 17, 2024·0 cites·8 claims
- 4555US11646690B2Motor control device and electric vehicle systemHITACHI ASTEMO LTD·Filed 2019·Granted May 9, 2023·0 cites·18 claims
- 4655US9932459B2Resin composition for sliding memberSUMITOMO CHEMICAL CO·Filed 2014·Granted Apr 3, 2018·0 cites·6 claims
- 4754US8808596B2Process of making polyglycolic acid resin filamentHASHIMOTO SATOSHI·Filed 2010·Granted Aug 19, 2014·0 cites·8 claims
- 4854US8530576B2Thermoplastic resin composition and molded article thereofMATSUI HIROKAZU·Filed 2011·Granted Sep 10, 2013·0 cites·8 claims
- 4952US11831265B2Motor control deviceHITACHI ASTEMO LTD·Filed 2019·Granted Nov 28, 2023·0 cites·9 claims
- 5052US10982432B2Exterior wall member and constructionSUMITOMO CHEMICAL CO·Filed 2020·Granted Apr 20, 2021·0 cites·7 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →