Inventor · disambiguated record
Katsuya Nakagawa
Also filed as: NAKAGAWA KATSUYA
36 granted patents·20 pending applications·2,069 citations·filing 1982–2023
98Inventor score
Top patents by PatentIndex Score
56 records- 0197US4922420AVideo game software selection data processing systemNINTENDO CO LTD·Filed 1987·Granted May 1, 1990·364 cites·14 claims
- 0295US4799635ASystem for determining authenticity of an external memory used in an information processing apparatusNINTENDO CO LTD·Filed 1985·Granted Jan 24, 1989·141 cites·13 claims
- 0394US5070479AExternal memory having an authenticating processor and method of operating sameNINTENDO CO LTD·Filed 1989·Granted Dec 3, 1991·103 cites·64 claims
- 0494US4865321AMemory cartridge and information processor unit using such cartridgeNINTENDO CO LTD·Filed 1987·Granted Sep 12, 1989·186 cites·22 claims
- 0593US7266376B2Method and device for providing information related to activity of userSHARP KK·Filed 2001·Granted Sep 4, 2007·162 cites·22 claims
- 0693US6929543B1Fishing game deviceSSD CO LTD·Filed 2000·Granted Aug 16, 2005·151 cites·22 claims
- 0789US4949298AMemory cartridge having a multi-memory controller with memory bank switching capabilities and data processing apparatusNINTENDO CO LTD·Filed 1987·Granted Aug 14, 1990·56 cites·29 claims
- 0888US5426762ASystem for determining a truth of software in an information processing apparatusNINTENDO CO LTD·Filed 1993·Granted Jun 20, 1995·101 cites·58 claims
- 0988US4801489APrinted circuit board capable of preventing electromagnetic interferenceNINTENDO CO LTD·Filed 1987·Granted Jan 31, 1989·67 cites·35 claims
- 1087US4860128ARecordable data device having identification symbols formed thereon and cooperating data processing system having registering symbolsNINTENDO CO LTD·Filed 1986·Granted Aug 22, 1989·35 cites·22 claims
- 1186US5226136AMemory cartridge bank selecting apparatusNINTENDO CO LTD·Filed 1990·Granted Jul 6, 1993·64 cites·18 claims
- 1285US4941652ABicycle type training machineNINTENDO CO LTD·Filed 1988·Granted Jul 17, 1990·73 cites·17 claims
- 1383US4984193AMemory cartridgeNINTENDO CO LTD·Filed 1989·Granted Jan 8, 1991·65 cites·18 claims
- 1481US6616703B1Character input apparatus with character string extraction portion, and corresponding storage mediumSHARP KK·Filed 1997·Granted Sep 9, 2003·88 cites·23 claims
- 1580US7662047B2Information processor having input system using stroboscopeSSD CO LTD·Filed 2003·Granted Feb 16, 2010·24 cites·36 claims
- 1680US5453763AStill picture display apparatus and external memory cartridge used thereforNINTENDO CO LTD·Filed 1994·Granted Sep 26, 1995·54 cites·9 claims
- 1780US4926372AMemory cartridge bank selectingNINTENDO CO LTD·Filed 1987·Granted May 15, 1990·34 cites·4 claims
- 1879US7136836B1Accounting and reconciliation systemSHARP KK·Filed 2000·Granted Nov 14, 2006·29 cites·15 claims
- 1977US5317714ADigital sound source apparatus and external memory cartridge used thereforNINTENDO CO LTD·Filed 1991·Granted May 31, 1994·39 cites·4 claims
- 2075US7996186B2Measurement data communication device, information acquiring device, and systemSHARP KK·Filed 2007·Granted Aug 9, 2011·14 cites·12 claims
- 2174US8005931B2Service providing apparatusSHARP KK·Filed 2007·Granted Aug 23, 2011·5 cites·27 claims
- 2273US4745478ARF switchNINTENDO CO LTD·Filed 1985·Granted May 17, 1988·20 cites·14 claims
- 2371US8128533B2Exercise assisting method, exercise appliance, and information processorNAKAGAWA KATSUYA·Filed 2006·Granted Mar 6, 2012·14 cites·24 claims
- 2468US5276831AMemory cartridge having a multi-memory controller with memory bank switching capabilities and data processing apparatusNINTENDO CO LTD·Filed 1990·Granted Jan 4, 1994·43 cites·12 claims
- 2566US7055099B2Character input apparatus and storage medium in which character input program is storedSHARP KK·Filed 2003·Granted May 30, 2006·10 cites·11 claims
- 2666US6607436B1Ball paddle game deviceSSD CO LTD·Filed 2000·Granted Aug 19, 2003·9 cites·11 claims
- 2765US6062352AAir damperPIOLAX INC·Filed 1999·Granted May 16, 2000·24 cites·16 claims
- 2864US8083604B2Information processing apparatus provided with input system utilizing stroboscopeUESHIMA HIROMU·Filed 2009·Granted Dec 27, 2011·0 cites·35 claims
- 2963US5043526APrinted circuit board capable of preventing electromagnetic interferenceNINTENDO CO LTD·Filed 1990·Granted Aug 27, 1991·29 cites·5 claims
- 3063US2006212541A1Data delivering system, data acquisition device, writing device, data acquisition program, data acquisition method, recordable medium, data delivering device and content delivering systemSSD CO LTD·Filed 2004·Application pending·0 cites
- 3158US2023247597A1Communication system, communication method, and recording medium recording communication programSHARP KK·Filed 2023·Application pending·0 cites
- 3258US2008027295A1Vital information measuring device, managing device, and vital information communication systemSHARP KK·Filed 2007·Application pending·0 cites
- 3356US8926531B2Fatigue estimation device and electronic apparatus having the fatigue estimation device mounted thereonSONE MOTOKI·Filed 2007·Granted Jan 6, 2015·3 cites·33 claims
- 3455US2009106050A1Bioinformation input/output device, bioinformation presenting device, bioinformation input/output method, and computer programIKEDA YUTAKA·Filed 2007·Application pending·0 cites
- 3554US2023247534A1Communication system, master station, and communication methodSHARP KK·Filed 2023·Application pending·0 cites
- 3652US5684830ANoise removing device and data communication apparatus using the sameSHARP KK·Filed 1994·Granted Nov 4, 1997·20 cites·49 claims
- 3751US6834392B2Disk reading/writing device and readable/writable diskSONY CORP·Filed 2002·Granted Dec 21, 2004·1 cites·4 claims
- 3851US2006074779A1Accounting and account reconciliating systemSHARP KK·Filed 2005·Application pending·0 cites
- 3949US5140110APrinted circuit board capable of preventing electromagnetic interferenceNINTENDO CO LTD·Filed 1991·Granted Aug 18, 1992·16 cites·6 claims
- 4049US2013292466A1Remote code reader systemNAKAGAWA KATSUYA·Filed 2013·Application pending·0 cites
- 4147US8439255B2Remote code reader systemNAKAGAWA KATSUYA·Filed 2010·Granted May 14, 2013·0 cites·24 claims
- 4246US2009262661A1Data transmission device and method of controlling same, data receiving device and method of controlling same, data transfer system, data transmission device control program, data receiving device control program, and storage medium containing the programsSHARP KK·Filed 2006·Application pending·0 cites
- 4346US2011093943A1Automatic access system, host computer, device, response device, remote code reader system, barcode reader, automatic access method, authentication method, computer program, and recording mediumNAKAGAWA KATSUYA·Filed 2008·Application pending·0 cites
- 4446US2009279872A1Content data output device, television containing same, and content data output programUMEMOTO AZUSA·Filed 2006·Application pending·0 cites
- 4545US7034806B2Virtual keyboardSHARP KK·Filed 1998·Granted Apr 25, 2006·16 cites·25 claims
- 4645US2012132701A1Remote code reader systemNAKAGAWA KATSUYA·Filed 2008·Application pending·0 cites
- 4745US2010025470A1Bar code reader, optical mouse, and bar code reading methodNAKAGAWA KATSUYA·Filed 2007·Application pending·0 cites
- 4844US4481426ASignal transmitting system having spurious radiation preventing functionNINTENDO CO LTD·Filed 1982·Granted Nov 6, 1984·9 cites·4 claims
- 4944US2002188676A1Data server, data distribution program, computer-readable record medium bearing data distribution program, and client apparatusFiled 2002·Application pending·0 cites
- 5043US2011101085A1Remote code reader system, local code reader, host computer, advertisement support method, input device, and recording mediumNAKAGAWA KATSUYA·Filed 2006·Application pending·0 cites
Showing the top 50 of 56 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →