Inventor · disambiguated record
Nobuaki Kawahara
Also filed as: KAWAHARA NOBUAKI
19 granted patents·4 pending applications·741 citations·filing 1986–2014
95Inventor score
Top patents by PatentIndex Score
23 records- 0197US6188526B1Variable focus lens device having temperature fluctuation compensating feature for lens device liquidDENSO CORP·Filed 1999·Granted Feb 13, 2001·274 cites·25 claims
- 0296US7758979B2Piezoelectric thin film, piezoelectric material, and fabrication method of piezoelectric thin film and piezoelectric material, and piezoelectric resonator, actuator element, and physical sensor using piezoelectric thin filmNAT INST OF ADVANCED IND SCIEN·Filed 2008·Granted Jul 20, 2010·75 cites·8 claims
- 0394US7561966B2Vehicle information display systemDENSO CORP·Filed 2004·Granted Jul 14, 2009·99 cites·7 claims
- 0494US6344930B1Total-focus imaging apparatus using a variable-focus lensDENSO CORP·Filed 2000·Granted Feb 5, 2002·140 cites·22 claims
- 0591USD601501SAC-DC converterHOSIDEN CORP·Filed 2009·Granted Oct 6, 2009·42 cites·1 claims
- 0682US6790751B2Semiconductor substrate for a one-chip electronic device and related manufacturing methodDENSO CORP·Filed 2002·Granted Sep 14, 2004·35 cites·17 claims
- 0765USD609639SAC-DC converterHOSIDEN CORP·Filed 2009·Granted Feb 9, 2010·11 cites·1 claims
- 0860US7199914B2Scanning apparatusDENSO CORP·Filed 2005·Granted Apr 3, 2007·2 cites·9 claims
- 0959US9643603B2Travel controller, server, and in-vehicle deviceDENSO CORP·Filed 2014·Granted May 9, 2017·2 cites·11 claims
- 1055US6486995B2Vibration-resisting structure of optical scannerDENSO CORP·Filed 2001·Granted Nov 26, 2002·5 cites·15 claims
- 1150US5959875AAnalog signal characterizer for functional transformationKOKUSAI ELECTRIC CO LTD·Filed 1997·Granted Sep 28, 1999·15 cites·17 claims
- 1246USD540262SElectrical connectorHOSIDEN CORP·Filed 2006·Granted Apr 10, 2007·6 cites·1 claims
- 1345US7266165B2Code distinguishing apparatusHITACHI INT ELECTRIC INC·Filed 2004·Granted Sep 4, 2007·0 cites·2 claims
- 1445US4803345ACeramic heater apparatus with metal electrodesNIPPON DENSO CO·Filed 1987·Granted Feb 7, 1989·14 cites·22 claims
- 1545US2004049381A1Speech coding method and speech coderFiled 2003·Application pending·0 cites
- 1645US2006008019A1Communications methodKAWAHARA NOBUAKI·Filed 2003·Application pending·0 cites
- 1744US7042935B2Equalizer and equalization methodHITACHI INT ELECTRIC INC·Filed 2001·Granted May 9, 2006·0 cites·10 claims
- 1844US2016124591A1Item selection apparatus and item selection methodDENSO CORP·Filed 2014·Application pending·0 cites
- 1942US2002167999A1Equalizer, receiver, and equalization method and reception methodFiled 2001·Application pending·0 cites
- 2037US4723069ACeramic heaterTOYOTA MOTOR CO LTD·Filed 1986·Granted Feb 2, 1988·9 cites·20 claims
- 2135US4829029ALow temperature sintering ceramic material composition and process for producing the low temperature sintering ceramicNIPPON DENSO CO·Filed 1987·Granted May 9, 1989·5 cites·5 claims
- 2234US4711990ACeramic heaterNIPPON DENSO CO·Filed 1986·Granted Dec 8, 1987·6 cites·8 claims
- 2332USD616816SAC-DC converterHOSIDEN CORP·Filed 2009·Granted Jun 1, 2010·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →