Inventor · disambiguated record
Kazuhiko Otsuka
Also filed as: OTSUKA KAZUHIKO
33 granted patents·2 pending applications·572 citations·filing 1988–2020
97Inventor score
Top patents by PatentIndex Score
35 records- 0195US6198373B1Wire wound electronic componentTAIYO YUDEN KK·Filed 1998·Granted Mar 6, 2001·116 cites·1 claims
- 0293US6144280AWire wound electronic component and method of manufacturing the sameTAIYO YUDEN KK·Filed 1997·Granted Nov 7, 2000·69 cites·1 claims
- 0392US10014776B2Power conversion device and method for diagnosing abnormality in voltage sensor characteristicsMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Jul 3, 2018·6 cites·13 claims
- 0492US8899103B2Thermal air flow meterMITSUBISHI ELECTRIC CORP·Filed 2013·Granted Dec 2, 2014·12 cites·13 claims
- 0592US6449830B1Method of manufacturing wire wound electronic componentTAIYO YUDEN KK·Filed 2000·Granted Sep 17, 2002·40 cites·12 claims
- 0691US6154112AChip inductorTAIYO YUDEN KK·Filed 1999·Granted Nov 28, 2000·95 cites·7 claims
- 0789US10748696B2Electronic passive component, method for manufacturing electronic passive component, and apparatus for manufacturing electronic passive componentTAIYO YUDEN KK·Filed 2017·Granted Aug 18, 2020·4 cites·3 claims
- 0888US9625292B2Flow rate measurement deviceMITSUBISHI ELECTRIC CORP·Filed 2015·Granted Apr 18, 2017·4 cites·8 claims
- 0988US6727792B2Method of manufacturing wire wound electronic componentTAIYO YUDEN KK·Filed 2002·Granted Apr 27, 2004·27 cites·9 claims
- 1087US7547485B2Power generation unit and fuel cellSONY CORP·Filed 2005·Granted Jun 16, 2009·7 cites·12 claims
- 1186US6825746B2Surface-mount coil and method for manufacturing sameFiled 2003·Granted Nov 30, 2004·28 cites·13 claims
- 1282US11848633B2Controller for AC rotary electric machineMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Dec 19, 2023·2 cites·12 claims
- 1381US6566993B1Surface-mount coil and method for manufacturing sameTAIYO YUDEN KK·Filed 2000·Granted May 20, 2003·20 cites·18 claims
- 1480US11183964B2Control device for an AC rotating electric machineMITSUBISHI ELECTRIC CORP·Filed 2020·Granted Nov 23, 2021·1 cites·7 claims
- 1579US10850619B2Power conversion systemMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Dec 1, 2020·3 cites·9 claims
- 1675US10090760B2DC-DC voltage conversion deviceMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Oct 2, 2018·2 cites·7 claims
- 1773US6086209AMirror holder and optical axis correcting device using the sameSONY CORP·Filed 1999·Granted Jul 11, 2000·43 cites·4 claims
- 1869US11437176B2Electronic passive component having marking area for tracing production historyTAIYO YUDEN KK·Filed 2020·Granted Sep 6, 2022·0 cites·16 claims
- 1967US9328686B2Flow measuring deviceMITSUBISHI ELECTRIC CORP·Filed 2014·Granted May 3, 2016·2 cites·9 claims
- 2066US4846859AAir cleanerNITTA CO LTD·Filed 1988·Granted Jul 11, 1989·25 cites·13 claims
- 2164US8959995B2Thermal flow sensor having a power source for driving a bridge circuit and an integrated circuitOTSUKA KAZUHIKO·Filed 2012·Granted Feb 24, 2015·2 cites·7 claims
- 2263US9116028B2Thermal flow sensor and method of generating flow rate detection signal by the thermal flow sensorOTSUKA KAZUHIKO·Filed 2013·Granted Aug 25, 2015·2 cites·8 claims
- 2360US5906536APowder sealing device of powder beam processing machineSONY CORP·Filed 1997·Granted May 25, 1999·21 cites·8 claims
- 2455US8101311B2Fuel cell and electronic apparatus with the same mounted thereonWATANABE YASUHIRO·Filed 2003·Granted Jan 24, 2012·2 cites·29 claims
- 2554US4852882ADevice for golf practicingNITTA KK·Filed 1988·Granted Aug 1, 1989·26 cites·23 claims
- 2652US11323061B2AC rotating electric machine control deviceMITSUBISHI ELECTRIC CORP·Filed 2018·Granted May 3, 2022·0 cites·9 claims
- 2751US9400198B2Flow sensor and control system of internal combustion engineMITSUBISHI ELECTRIC CORP·Filed 2014·Granted Jul 26, 2016·0 cites·10 claims
- 2847US11050376B2Control device for permanent magnet type rotating electrical machineMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Jun 29, 2021·0 cites·10 claims
- 2946US10312010B2Coil componentTAIYO YUDEN KK·Filed 2017·Granted Jun 4, 2019·0 cites·10 claims
- 3046US10173530B2Power conversion systemMITSUBISHI ELECTRIC CORP·Filed 2017·Granted Jan 8, 2019·0 cites·5 claims
- 3145US2008067028A1Magnetic clutchDENSO CORP·Filed 2007·Application pending·0 cites
- 3242US2006105213A1Separator, fuel cell device, and temperature control method for fuel cell deviceOTSUKA KAZUHIKO·Filed 2004·Application pending·0 cites
- 3341US6155690AOptical axis correction deviceSONY CORP·Filed 1999·Granted Dec 5, 2000·9 cites·7 claims
- 3440US10693390B2Power conversion device for controlling discharge of a capacitorMITSUBISHI ELECTRIC CORP·Filed 2018·Granted Jun 23, 2020·0 cites·9 claims
- 3534US5692941AMethod of and apparatus for welding spring to aperture grillSONY CORP·Filed 1995·Granted Dec 2, 1997·4 cites·12 claims
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