Inventor · disambiguated record
Akihiko Kuroiwa
Also filed as: KUROIWA AKIHIKO
32 granted patents·915 citations·filing 1982–2021
98Inventor score
Top patents by PatentIndex Score
32 records- 0199US4412231ALight recording mediumTDK ELECTRONICS CO LTD·Filed 1982·Granted Oct 25, 1983·141 cites·2 claims
- 0296US7403404B2Power inverter system and method of correcting supply voltage of the sameTOSHIBA MITSUBISHI ELEC INC·Filed 2005·Granted Jul 22, 2008·47 cites·5 claims
- 0388US4752820AOptical recording medium having a liquid crystal layerTDK CORP·Filed 1985·Granted Jun 21, 1988·36 cites·13 claims
- 0488US4713314AOptical recording mediumTDK CORP·Filed 1985·Granted Dec 15, 1987·35 cites·44 claims
- 0587US4735889AOptical recording mediumTDK CORP·Filed 1985·Granted Apr 5, 1988·35 cites·30 claims
- 0685US6416599B1Gas-generating agent for air bagNIPPON KAYAKU KK·Filed 1997·Granted Jul 9, 2002·50 cites·22 claims
- 0785US5323305ALight emitting power supply circuitDAICHI CO LTD·Filed 1991·Granted Jun 21, 1994·82 cites·7 claims
- 0882US4599718AMethod for erasing a light recording mediumTDK ELECTRONICS CO LTD·Filed 1985·Granted Jul 8, 1986·28 cites·2 claims
- 0981US5741623AOptical recording mediumTDK CORP·Filed 1992·Granted Apr 21, 1998·25 cites·7 claims
- 1080US7091690B1Power conversion deviceTOSHIBA MITSUBISHI ELEC INC·Filed 2005·Granted Aug 15, 2006·13 cites·6 claims
- 1180US5027040AEL operating power supply circuitDAICHI COMPANY LTD·Filed 1989·Granted Jun 25, 1991·43 cites·23 claims
- 1279US5512416AOptical recording mediumTDK CORP·Filed 1995·Granted Apr 30, 1996·33 cites·4 claims
- 1378US6033500AAirbag explosive composition and process for producing said compositionSENSOR TECH KK·Filed 1996·Granted Mar 7, 2000·37 cites·33 claims
- 1478US4682094AControl system for a power converter driving a synchronous motorTOSHIBA KK·Filed 1985·Granted Jul 21, 1987·33 cites·8 claims
- 1577US6177028B1Spontaneous firing explosive composition for use in a gas generator for an airbagNIPPON KAYAKU KK·Filed 1996·Granted Jan 23, 2001·37 cites·14 claims
- 1673US7042194B1Controller for a wound-rotor induction motorTOSHIBA MITSUBISHI ELEC INC·Filed 2005·Granted May 9, 2006·10 cites·9 claims
- 1770US5326945AShock sensorTOKIN CORP·Filed 1992·Granted Jul 5, 1994·26 cites·7 claims
- 1869US6194121B1Optical recording mediumTDK CORP·Filed 1998·Granted Feb 27, 2001·20 cites·6 claims
- 1967US4692855AConstant voltage and frequency type PWM inverter with minimum output distortionTOSHIBA KK·Filed 1986·Granted Sep 8, 1987·24 cites·6 claims
- 2066US5670295AOptical recording mediumFiled 1992·Granted Sep 23, 1997·13 cites·4 claims
- 2165US4516234AOptical recording systemTDK ELECTRONICS CO LTD·Filed 1982·Granted May 7, 1985·12 cites·5 claims
- 2261US4792739AHigh-accuracy position detection apparatusTOSHIBA KK·Filed 1987·Granted Dec 20, 1988·16 cites·14 claims
- 2360US4771606AHelper drive apparatus for turbine drive systemTOSHIBA KK·Filed 1987·Granted Sep 20, 1988·17 cites·10 claims
- 2458US4739345AOptical recording diskTDK CORP·Filed 1986·Granted Apr 19, 1988·18 cites·36 claims
- 2557US5137798AA pit-forming optical recording media and process for producing the sameICI PLC·Filed 1990·Granted Aug 11, 1992·13 cites·30 claims
- 2655US6431598B2Gas generator for airbagNIPPON KAYAKU KK·Filed 2001·Granted Aug 13, 2002·7 cites·8 claims
- 2755US4808902AControl apparatus for brush-less motorTOSHIBA KK·Filed 1988·Granted Feb 28, 1989·16 cites·15 claims
- 2852US12323063B2Drive equipment and control methodTOSHIBA MITSUBISHI ELECTRIC INDUSTRIAL SYSTEMS CORP·Filed 2021·Granted Jun 3, 2025·0 cites·10 claims
- 2948US5668528AApparatus for actuating the safety devices for vehicle occupantsSENSOR TECH KK·Filed 1994·Granted Sep 16, 1997·21 cites·7 claims
- 3046US5206469ACrash sensorSENSOR TECH KK·Filed 1991·Granted Apr 27, 1993·11 cites·6 claims
- 3144US6283505B1Gas generator for air bagNIPPON KAYAKU KK·Filed 1997·Granted Sep 4, 2001·12 cites·8 claims
- 3234US5245531AMultiplexed digital control deviceTOSHIBA KK·Filed 1992·Granted Sep 14, 1993·4 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →