Inventor · disambiguated record
Masato Nishikawa
Also filed as: NISHIKAWA MASATO
49 granted patents·16 pending applications·1,069 citations·filing 1986–2025
98Inventor score
Top patents by PatentIndex Score
65 records- 0195US6198475B1Touch operation information output deviceTOKAI RIKA CO LTD·Filed 1998·Granted Mar 6, 2001·260 cites·12 claims
- 0291US5783972APower saving PLL circuitNEC CORP·Filed 1996·Granted Jul 21, 1998·82 cites·9 claims
- 0389US6653948B1Vehicle-mounted display system and display methodTOKAI RIKA CO LTD·Filed 2000·Granted Nov 25, 2003·82 cites·20 claims
- 0487US4922524AFacsimile system with a voice transmission functionRICOH KK·Filed 1988·Granted May 1, 1990·61 cites·3 claims
- 0585USD800320SImmunochromatographic test deviceSEKISUI MEDICAL CO LTD·Filed 2016·Granted Oct 17, 2017·23 cites·1 claims
- 0685US6707448B1Touch control position determining method control padTOKAI RIKA CO LTD·Filed 2000·Granted Mar 16, 2004·43 cites·20 claims
- 0785US6615132B1Navigation deviceTOKAI RIKA CO LTD·Filed 2000·Granted Sep 2, 2003·87 cites·18 claims
- 0885US4958825APaper let-out apparatusOMRON TATEISI ELECTRONICS CO·Filed 1989·Granted Sep 25, 1990·34 cites·5 claims
- 0984US10136080B2Image generating apparatusDENSO CORP·Filed 2017·Granted Nov 20, 2018·4 cites·7 claims
- 1080US10658853B2Power supply systemSANYO ELECTRIC CO·Filed 2016·Granted May 19, 2020·4 cites·3 claims
- 1179USD734484SLiquid chromatographSEKISUI MEDICAL CO LTD·Filed 2014·Granted Jul 14, 2015·23 cites·1 claims
- 1279US8399804B2Method for manufacturing prismatic battery, and laser welding jig and laser welding device for manufacturing the sameHOSOKAWA HIROSHI·Filed 2009·Granted Mar 19, 2013·5 cites·19 claims
- 1377US11180032B2Monitoring device and power storage systemSANYO ELECTRIC CO·Filed 2018·Granted Nov 23, 2021·1 cites·9 claims
- 1477USD719671SLiquid chromatographSEKISUI MEDICAL CO LTD·Filed 2014·Granted Dec 16, 2014·21 cites·1 claims
- 1575USD813297SPrinterSEKISUI MEDICAL CO LTD·Filed 2016·Granted Mar 20, 2018·16 cites·1 claims
- 1673US7813840B2Comfortable environment providing apparatusTOKAI RIKA CO LTD·Filed 2007·Granted Oct 12, 2010·8 cites·10 claims
- 1772USD796050SImmunochromatographic test deviceSEKISUI MEDICAL CO LTD·Filed 2016·Granted Aug 29, 2017·14 cites·1 claims
- 1871US10950904B2Battery system and electrically driven vehicle equipped with battery systemSANYO ELECTRIC CO·Filed 2017·Granted Mar 16, 2021·1 cites·11 claims
- 1969US10783619B2Image generating apparatus for combining plural images based on different shutter timesDENSO CORP·Filed 2017·Granted Sep 22, 2020·1 cites·6 claims
- 2065US8142357B2Condition monitoring device and monitor main unit for condition monitoring deviceSUYAMA MARI·Filed 2007·Granted Mar 27, 2012·11 cites·9 claims
- 2165US7827654B2Self-traveling cleanerSANYO ELECTRIC CO·Filed 2005·Granted Nov 9, 2010·1 cites·5 claims
- 2265US7598320B2Protected polyvinyl alcohol auxiliary for forming fine pattern and process for producing the sameAZ ELECTRONIC MATERIALS USA·Filed 2004·Granted Oct 6, 2009·7 cites·9 claims
- 2365US4753431ANote storing apparatusOMRON TATEISI ELECTRONICS CO·Filed 1986·Granted Jun 28, 1988·28 cites·5 claims
- 2463US11351887B2Management device and power supply systemSANYO ELECTRIC CO·Filed 2018·Granted Jun 7, 2022·1 cites·6 claims
- 2562US11594388B2Apparatus and method for inhibiting electromagnetic relay from being frozenPRIME PLANET ENERGY & SOLUTIONS INC·Filed 2021·Granted Feb 28, 2023·0 cites·5 claims
- 2662US6314352B1Automatic control system for car accessoryTOKAI RIKA CO LTD·Filed 1999·Granted Nov 6, 2001·32 cites·8 claims
- 2762US5541036ANegative photoresist compositions comprising a photosensitive compound, an alkoxymethylated melamine and novolak resinHOECHST JAPAN·Filed 1993·Granted Jul 30, 1996·17 cites·12 claims
- 2861US8178255B2Fuel cellNISHIKAWA MASATO·Filed 2008·Granted May 15, 2012·1 cites·9 claims
- 2961US6708115B1Vehicle speedometerTOKAI RIKA CO LTD·Filed 2000·Granted Mar 16, 2004·15 cites·2 claims
- 3061US6475693B1Positively photosensitive resin compositionCLARIANT FINANCE BVI LTD·Filed 1999·Granted Nov 5, 2002·23 cites·4 claims
- 3160US11780382B2Vehicle mountable cameraDENSO CORP·Filed 2021·Granted Oct 10, 2023·0 cites·10 claims
- 3260USD719670SLiquid chromatographSEKISUI MEDICAL CO LTD·Filed 2014·Granted Dec 16, 2014·10 cites·1 claims
- 3360US2024267631A1Imaging apparatusDENSO CORP·Filed 2024·Application pending·0 cites
- 3459US7129933B1Touch-operating input device, display system, and touch-operation assisting method for touch-operating input deviceTOKAI RIKA CO LTD·Filed 1999·Granted Oct 31, 2006·33 cites·11 claims
- 3559US6037397ARubber molded productDENKI KAGAKU KOGYO KK·Filed 1998·Granted Mar 14, 2000·20 cites·29 claims
- 3659US2025278947A1Image information acquisition apparatus, image information acquisition method, and image information acquisition programDENSO CORP·Filed 2025·Application pending·0 cites
- 3758US6391513B1Positively photosensitive resin compositionCLARIANT FINANCE BVI LTD·Filed 2000·Granted May 21, 2002·6 cites·2 claims
- 3855USD851773SImmunochromatographic test deviceSEKISUI MEDICAL CO LTD·Filed 2017·Granted Jun 18, 2019·5 cites·1 claims
- 3954US10916759B2Power storage systemSANYO ELECTRIC CO·Filed 2017·Granted Feb 9, 2021·0 cites·7 claims
- 4054US5978221ARadiating spacer, its use and silicone compositionDENKI KAGAKU KOGYO KK·Filed 1997·Granted Nov 2, 1999·25 cites·8 claims
- 4154US2010209812A1Fluid transfer device and fuel cell comprising sameNAKAGAWA TATSUYUKI·Filed 2008·Application pending·0 cites
- 4253USD796049SImmunochromatographic test deviceSEKISUI MEDICAL CO LTD·Filed 2016·Granted Aug 29, 2017·6 cites·1 claims
- 4353US2023061763A1Inspection chip and liquid introduction methodSEKISUI CHEMICAL CO LTD·Filed 2021·Application pending·0 cites
- 4451USD909589SImmunochromatographic test deviceSEIKISUI MEDICAL CO LTD·Filed 2019·Granted Feb 2, 2021·7 cites·1 claims
- 4551US6232961B1Display apparatusTOKAI RIKA CO LTD·Filed 1998·Granted May 15, 2001·24 cites·18 claims
- 4651US2025234095A1Exposure control device and exposure control method for vehicle on-board cameraDENSO CORP·Filed 2025·Application pending·0 cites
- 4750US2006010638A1CleanerSANYO ELECTRIC CO·Filed 2005·Application pending·0 cites
- 4849US6911006B2Pain inferring device and pain inferring methodTOKAI RIKA CO LTD·Filed 2001·Granted Jun 28, 2005·7 cites·4 claims
- 4949US2009325011A1Fuel cellNAKAGAWA TATSUYUKI·Filed 2007·Application pending·0 cites
- 5047US2010047664A1Fluid transfer device and fuel cell comprising sameNISHIKAWA MASATO·Filed 2008·Application pending·0 cites
Showing the top 50 of 65 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Masato Nishikawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →