Inventor · disambiguated record
Hiroshi Nishikawa
Also filed as: NISHIKAWA HIROSHI
183 granted patents·40 pending applications·3,409 citations·filing 1979–2025
99Inventor score
Files withTOKYO ELECTRON LTD22ASAHI OPTICAL CO LTD19MURATA MANUFACTURING CO18TOSHIBA TEC KK15NISHIKAWA HIROSHI13
Top patents by PatentIndex Score
223 records- 0198US5571366APlasma processing apparatusTOKYO ELECTRON LTD·Filed 1994·Granted Nov 5, 1996·502 cites·21 claims
- 0297US6544380B2Plasma treatment method and apparatusTOKYO ELECTRON LTD·Filed 2002·Granted Apr 8, 2003·104 cites·3 claims
- 0396US6716477B1Method and apparatus for monitoring process exhaust gas, semiconductor-manufacturing device and method and system for managing semiconductor-manufacturing deviceTOKYO ELECTRON LTD·Filed 2000·Granted Apr 6, 2004·310 cites·19 claims
- 0495US6110287APlasma processing method and plasma processing apparatusTOKYO ELECTRON LTD·Filed 1997·Granted Aug 29, 2000·397 cites·2 claims
- 0594US5547539APlasma processing apparatus and methodTOKYO ELECTRON LTD·Filed 1994·Granted Aug 20, 1996·100 cites·17 claims
- 0693US5622593APlasma processing apparatus and methodTOKYO ELECTRON LTD·Filed 1996·Granted Apr 22, 1997·80 cites·18 claims
- 0792US8240035B2Circuit module and manufacturing method for the sameNISHIKAWA HIROSHI·Filed 2011·Granted Aug 14, 2012·19 cites·8 claims
- 0892US5854155AHexagonal system boron nitride powderDENKI KAGAKU KOGYO KK·Filed 1997·Granted Dec 29, 1998·71 cites·6 claims
- 0991US7755813B2Image reading apparatusKONICA MINOLTA BUSINESS TECH·Filed 2006·Granted Jul 13, 2010·18 cites·17 claims
- 1091US6553277B1Method and apparatus for vacuum treatmentTOKYO ELECTRON LTD·Filed 2000·Granted Apr 22, 2003·89 cites·13 claims
- 1190US7769617B2Worker management system, worker management apparatus and worker management methodTOKYO ELECTRON LTD·Filed 2005·Granted Aug 3, 2010·31 cites·4 claims
- 1290US6639041B2Spandex having low set at low temperaturesDUPONT TORAY CO LTD·Filed 2000·Granted Oct 28, 2003·32 cites·10 claims
- 1389US6991701B2Plasma treatment method and apparatusTOKYO ELECTRON LTD·Filed 2003·Granted Jan 31, 2006·21 cites·4 claims
- 1489US5553052AInclination of an objective lens in an optical information systemASAHI OPTICAL CO LTD·Filed 1994·Granted Sep 3, 1996·55 cites·50 claims
- 1588US6106737APlasma treatment method utilizing an amplitude-modulated high frequency powerTOKYO ELECTRON LTD·Filed 1998·Granted Aug 22, 2000·66 cites·4 claims
- 1687US8391745B2Cleaning body, cleaning device, charging device, assembly, and image forming deviceNISHIKAWA HIROSHI·Filed 2010·Granted Mar 5, 2013·4 cites·5 claims
- 1787US6431840B1Multistage high pressure compressorSANYO ELECTRIC CO·Filed 2000·Granted Aug 13, 2002·31 cites·6 claims
- 1886US6547534B1Compression apparatusSANYO ELECTRIC CO·Filed 2000·Granted Apr 15, 2003·26 cites·41 claims
- 1984US8363290B2Image reading apparatusKONICA MINOLTA BUSINESS TECH·Filed 2009·Granted Jan 29, 2013·8 cites·16 claims
- 2084US5745445ADigital recording and reproducing apparatus and method which prevents or manages a data lossMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1996·Granted Apr 28, 1998·38 cites·18 claims
- 2183US7251950B2Heating/cooling systemSANYO ELECTRIC CO·Filed 2005·Granted Aug 7, 2007·10 cites·12 claims
- 2283US4529755AEpoxy resin composition for encapsulating semiconductorDENKI KAGAKU KOGYO KK·Filed 1983·Granted Jul 16, 1985·44 cites·47 claims
- 2382US10873352B2Radio-frequency module and communication apparatusMURATA MANUFACTURING CO·Filed 2019·Granted Dec 22, 2020·3 cites·2 claims
- 2482US7791646B2Image pickup device and control method thereforCANON KK·Filed 2006·Granted Sep 7, 2010·7 cites·17 claims
- 2582US6589024B2Reciprocating compressorSANYO ELECTRIC CO·Filed 2001·Granted Jul 8, 2003·16 cites·4 claims
- 2682US5297114AMagneto-optic recording/reproduction apparatus for minimizing variation in focusing error signals caused by variation in optical source wavelengthASAHI OPTICAL CO LTD·Filed 1991·Granted Mar 22, 1994·35 cites·7 claims
- 2781US11546003B2Radio frequency module and communication deviceMURATA MANUFACTURING CO·Filed 2021·Granted Jan 3, 2023·1 cites·18 claims
- 2881US6324141B2Optical system for optical disc driveASAHI OPTICAL CO LTD·Filed 2001·Granted Nov 27, 2001·15 cites·2 claims
- 2981US6096671AMethod of using hexagonal system boron nitride powderDENKI KAGAKU KOGYO KK·Filed 1998·Granted Aug 1, 2000·38 cites·13 claims
- 3081US5109233AMethod of discharging liquid during a discharge stabilizing process and an ink jet recording head and apparatus using sameCANON KK·Filed 1990·Granted Apr 28, 1992·44 cites·36 claims
- 3180US12230591B2Integrated circuit, front-end module, and communication apparatusMURATA MANUFACTURING CO·Filed 2023·Granted Feb 18, 2025·0 cites·20 claims
- 3280US8272500B2Screw driven conveyance deviceNISHIKAWA HIROSHI·Filed 2009·Granted Sep 25, 2012·15 cites·2 claims
- 3380US7229843B2Device and method for monitoring process exhaust gas, semiconductor manufacturing device, and system and method for controlling semiconductor manufacturing deviceTOKYO ELECTRON LTD·Filed 2005·Granted Jun 12, 2007·3 cites·19 claims
- 3480US6692239B2Reciprocating compressorSANYO ELECTRIC CO·Filed 2002·Granted Feb 17, 2004·14 cites·1 claims
- 3580US6567353B1Optical head with light receiving element surfaces divided into at least three light receiving areasPENTAX CORP·Filed 2000·Granted May 20, 2003·14 cites·13 claims
- 3680US5953291ADigital recording and reproducing apparatus and method which prevents or manages a data lossMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Sep 14, 1999·30 cites·2 claims
- 3780US5588842AKaraoke control system for a plurality of karaoke devicesBROTHER IND LTD·Filed 1995·Granted Dec 31, 1996·36 cites·13 claims
- 3879US8287967B2Method and apparatus for processing workpieceNISHIKAWA HIROSHI·Filed 2009·Granted Oct 16, 2012·5 cites·12 claims
- 3979US6667943B1Optical disc apparatusPENTAX CORP·Filed 2000·Granted Dec 23, 2003·15 cites·2 claims
- 4078US7975049B2Point-based customer tracking and maintenance incentive systemTOKYO ELECTRON LTD·Filed 2010·Granted Jul 5, 2011·2 cites·12 claims
- 4176US7282597B2Ascorbic acid derivatives and skin-whitening cosmeticsSUGAI CHEMICAL IND CO LTD·Filed 2005·Granted Oct 16, 2007·2 cites·4 claims
- 4276US6543903B2Reflecting mirror and rear projection display making use thereofNIPPON SHEET GLASS CO LTD·Filed 2000·Granted Apr 8, 2003·15 cites·4 claims
- 4375US11764172B2Integrated circuit, front-end module, and communication apparatusMURATA MANUFACTURING CO·Filed 2022·Granted Sep 19, 2023·0 cites·24 claims
- 4475US8503039B2Image reading apparatusNISHIKAWA HIROSHI·Filed 2010·Granted Aug 6, 2013·3 cites·16 claims
- 4575US7847132B2Hepatic fibrosis inhibitorNIPPON HYPOX LAB INC·Filed 2009·Granted Dec 7, 2010·4 cites·2 claims
- 4675US5698070AMethod of etching film formed on semiconductor waferTOKYO ELECTRON LTD·Filed 1993·Granted Dec 16, 1997·56 cites·47 claims
- 4775US5418082ASealed battery with current cut off meansSONY CORP·Filed 1993·Granted May 23, 1995·60 cites·3 claims
- 4874US8658436B2Method for separating and transferring IC chipsYAMADA MASAHIRO·Filed 2011·Granted Feb 25, 2014·2 cites·3 claims
- 4974US8431827B2Circuit modules and method of managing the sameNISHIKAWA HIROSHI·Filed 2011·Granted Apr 30, 2013·4 cites·7 claims
- 5074US6658457B2Device and method for interconnecting distant networks through dynamically allocated bandwidthFUJITSU LTD·Filed 1999·Granted Dec 2, 2003·89 cites·16 claims
Showing the top 50 of 223 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →