Inventor · disambiguated record
Tohru Nishikawa
Also filed as: NISHIKAWA TOHRU
23 granted patents·9 pending applications·199 citations·filing 1995–2025
94Inventor score
Files withSHARP KK12MATSUSHITA ELECTRIC INDUSTRIAL CO LTD8NUVOTON TECHNOLOGY CORP JAPAN7NOF CORP2SHINETSU CHEMICAL CO2
Top patents by PatentIndex Score
32 records- 0195US12119611B2Semiconductor laser apparatus and semiconductor laser deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2021·Granted Oct 15, 2024·3 cites·20 claims
- 0287US12212115B2Semiconductor light-emitting apparatus and method of fabricating semiconductor light-emitting apparatusNUVOTON TECHNOLOGY CORP JAPAN·Filed 2021·Granted Jan 28, 2025·2 cites·27 claims
- 0387US6350064B2Bidirectional optical semiconductor apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Feb 26, 2002·30 cites·31 claims
- 0485US6517257B2Optical transmitter/receiver apparatus, method for fabricating the same and optical semiconductor moduleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Feb 11, 2003·28 cites·32 claims
- 0581US2025273924A1Semiconductor laser moduleNUVOTON TECHNOLOGY CORP JAPAN·Filed 2025·Application pending·0 cites
- 0679US6327407B1Semiconductor light-receiving device, method of manufacturing the same, bidirectional optical semiconductor device, and optical transmission systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Dec 4, 2001·54 cites·34 claims
- 0777US2025328231A1Display device, display method, and programSHARP KK·Filed 2025·Application pending·0 cites
- 0875US7524600B2Electrophotographic tonerSHARP KK·Filed 2006·Granted Apr 28, 2009·4 cites·12 claims
- 0973US6264377B1Bidirectional optical semiconductor apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Jul 24, 2001·31 cites·9 claims
- 1072US12308605B2Semiconductor laser moduleNUVOTON TECHNOLOGY CORP JAPAN·Filed 2021·Granted May 20, 2025·0 cites·21 claims
- 1168US10268155B2Waste toner transport unit and image forming apparatusSHARP KK·Filed 2017·Granted Apr 23, 2019·1 cites·7 claims
- 1265US12373089B2Display device, display method, and programSHARP KK·Filed 2022·Granted Jul 29, 2025·0 cites·15 claims
- 1363US11379107B2Display device, display method, and programSHARP KK·Filed 2019·Granted Jul 5, 2022·0 cites·13 claims
- 1463US9855201B2Volatile oil for cosmeticsNOF CORP·Filed 2013·Granted Jan 2, 2018·0 cites·4 claims
- 1563US6547451B1Optical communications module and method for mounting optical communications moduleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1999·Granted Apr 15, 2003·27 cites·29 claims
- 1663US2023054731A1Array type semiconductor laser deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2022·Application pending·0 cites
- 1759US2024178632A1Semiconductor laser device, submount, submount assembly, and method of testing semiconductor laser deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2024·Application pending·0 cites
- 1858US6332719B1Optical transmitter/receiver apparatus, method for fabricating the same and optical semiconductor moduleMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1998·Granted Dec 25, 2001·18 cites·4 claims
- 1955US11044375B2Multifunctional apparatus having external recording medium slotSHARP KK·Filed 2020·Granted Jun 22, 2021·0 cites·4 claims
- 2055US2023104829A1Semiconductor laser deviceNUVOTON TECHNOLOGY CORP JAPAN·Filed 2022·Application pending·0 cites
- 2153US9745231B2Paraffin mixture and method for producing sameNOF CORP·Filed 2013·Granted Aug 29, 2017·0 cites·2 claims
- 2252US11216162B2Information processing device, information processing method, and recording medium storing programSHARP KK·Filed 2020·Granted Jan 4, 2022·0 cites·12 claims
- 2347US11322908B2Nitride light emitterPANASONIC IP MAN CO LTD·Filed 2019·Granted May 3, 2022·0 cites·23 claims
- 2447US11153452B2Document feeding device and image forming apparatusSHARP KK·Filed 2020·Granted Oct 19, 2021·0 cites·7 claims
- 2547US2020213458A1Image processing apparatusSHARP KK·Filed 2019·Application pending·0 cites
- 2643US2019320079A1Document reading apparatus, document reading method, and storage medium storing control programSHARP KK·Filed 2019·Application pending·0 cites
- 2741US11256411B2Interface, character input guide method, and programSHARP KK·Filed 2017·Granted Feb 22, 2022·0 cites·2 claims
- 2841US6515307B2Bidirectional optical semiconductor apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Feb 4, 2003·0 cites·1 claims
- 2941US2006292720A1Semiconductor laser deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Application pending·0 cites
- 3040US2020267269A1Multifunctional apparatusSHARP KK·Filed 2020·Application pending·0 cites
- 3138US5783647A1,1,2,2-tetramethylpropylperoxy esters and method for preparing vinyl polymersSHINETSU CHEMICAL CO·Filed 1995·Granted Jul 21, 1998·1 cites·9 claims
- 3231US5728857ASilicon-containing peroxyestersSHINETSU CHEMICAL CO·Filed 1997·Granted Mar 17, 1998·0 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →