Inventor · disambiguated record
Masahiko Ota
Also filed as: OTA MASAHIKO
37 granted patents·9 pending applications·952 citations·filing 1993–2023
97Inventor score
Top patents by PatentIndex Score
46 records- 0196USD453536SHand-held electronic game machineNINTENDO CO LTD·Filed 2001·Granted Feb 12, 2002·64 cites·1 claims
- 0296USD452280SHand-held electronic game machineNINTENDO CO LTD·Filed 2000·Granted Dec 18, 2001·61 cites·1 claims
- 0394US6120379APortable game machine and portable game machine cartridgeNINTENDO CO LTD·Filed 1998·Granted Sep 19, 2000·196 cites·17 claims
- 0493US7861887B2Pressure vesselTOYODA GOSEI KK·Filed 2008·Granted Jan 4, 2011·31 cites·4 claims
- 0593US5537389ADisk cartridge having a single closing energizer for closing two independently opened shuttersHITACHI MAXELL·Filed 1993·Granted Jul 16, 1996·78 cites·5 claims
- 0691US6743104B1Portable game machineNINTENDO CO LTD·Filed 2000·Granted Jun 1, 2004·204 cites·38 claims
- 0791USD365556SCartridge for video game machineNINTENDO CO LTD·Filed 1994·Granted Dec 26, 1995·28 cites·1 claims
- 0890USD371353SCartridge with external connecting terminal for game machineNINTENDO CO LTD·Filed 1994·Granted Jul 2, 1996·34 cites·1 claims
- 0990USD362846SCartridge for video game machineNINTENDO CO LTD·Filed 1994·Granted Oct 3, 1995·26 cites·1 claims
- 1089USD355414SCartridge for video game machineNINTENDO CO LTD·Filed 1993·Granted Feb 14, 1995·25 cites·1 claims
- 1185US7445551B1Memory for video game system and emulator using the memoryNINTENDO CO LTD·Filed 2000·Granted Nov 4, 2008·43 cites·48 claims
- 1281US6810463B2Gaming machine that is usable with different game cartridge typesNINTENDO CO LTD·Filed 2001·Granted Oct 26, 2004·33 cites·42 claims
- 1380US10060951B2Amplification circuit and current sensor having the sameALPS ELECTRIC CO LTD·Filed 2015·Granted Aug 28, 2018·4 cites·8 claims
- 1479US11692106B2Multilayer structure and method for producing same, coating liquid, packaging material, and protective sheet for electronic devicesKURARAY CO·Filed 2021·Granted Jul 4, 2023·0 cites·13 claims
- 1578US7030420B2Swing-type display deviceNINTENDO CO LTD·Filed 2003·Granted Apr 18, 2006·17 cites·34 claims
- 1677US7943884B2Gas container and method of producing the sameTOYOTA MOTOR CO LTD·Filed 2006·Granted May 17, 2011·7 cites·32 claims
- 1776US5759104AConnector and adapter utilizing connectorNINTENDO CO LTD·Filed 1995·Granted Jun 2, 1998·40 cites·5 claims
- 1874USD455403SElectrical connectorNINTENDO CO LTD·Filed 2001·Granted Apr 9, 2002·19 cites·1 claims
- 1971USD407762SCartridge with camera for a game machineNINTENDO CO LTD·Filed 1998·Granted Apr 6, 1999·16 cites·1 claims
- 2070US9205326B2Portable video game systemNINTENDO CO LTD·Filed 2014·Granted Dec 8, 2015·1 cites·13 claims
- 2169US11578193B2Resin composition and method for producing the samePLANTIC TECH LTD·Filed 2018·Granted Feb 14, 2023·1 cites·14 claims
- 2269US8821287B2Video game display systemOKADA SATORU·Filed 2008·Granted Sep 2, 2014·1 cites·27 claims
- 2368US11214696B2Multilayer structure and method for producing same, coating liquid, packaging material, and protective sheet for electronic devicesKURARAY CO·Filed 2017·Granted Jan 4, 2022·0 cites·17 claims
- 2466USD428939SCartridge for game machineNINTENDO CO LTD·Filed 1999·Granted Aug 1, 2000·13 cites·1 claims
- 2564US12428545B2Resin compositionPLANTIC TECH LTD·Filed 2021·Granted Sep 30, 2025·0 cites·16 claims
- 2663US12280584B2Multilayer structure, method of producing the same, and packaging containerPLANTIC TECH LTD·Filed 2020·Granted Apr 22, 2025·0 cites·9 claims
- 2761US10414144B2Multilayer structure, method for producing same, packaging material and product including same, and protective sheet for electronic deviceKURARAY CO·Filed 2015·Granted Sep 17, 2019·0 cites·16 claims
- 2861US2024400799A1Resin composition and method for producing samePLANTIC TECH LTD·Filed 2022·Application pending·0 cites
- 2959US10584282B2Electronic device and method for producing sameKURARAY CO·Filed 2015·Granted Mar 10, 2020·0 cites·15 claims
- 3057US10647487B2Multilayer structure, method for producing same, packaging material and product including same, and protective sheet for electronic deviceKURARAY CO·Filed 2016·Granted May 12, 2020·0 cites·20 claims
- 3156US2023092120A1Resin CompositionPLANTIC TECH LTD·Filed 2021·Application pending·0 cites
- 3253US2004268042A1Information processing device and peripheral devices used therewithNINTENDO CO LTD·Filed 2004·Application pending·0 cites
- 3352US2016045821A1Portable display systemNINTENDO CO LTD·Filed 2015·Application pending·0 cites
- 3451US12345663B2Reinforcement bar corrosion evaluation device, reinforcement bar corrosion evaluation method, and computer programGEO SEARCH CO LTD·Filed 2020·Granted Jul 1, 2025·0 cites·9 claims
- 3551USD405477SCassette for a game machineNINTENDO CO LTD·Filed 1997·Granted Feb 9, 1999·7 cites·1 claims
- 3651US2023138995A1Starch compositionsPLANTIC TECH LIMITED·Filed 2021·Application pending·0 cites
- 3750US12050186B2Steel deck bridge evaluation device, steel deck bridge evaluation method, and programGEO SEARCH CO LTD·Filed 2020·Granted Jul 30, 2024·0 cites·10 claims
- 3849US2023166089A1Pressurizing DeviceGOODMAN CO LTD·Filed 2023·Application pending·0 cites
- 3949US2023191759A1LaminatePLANTIC TECH LTD·Filed 2021·Application pending·0 cites
- 4043US11979120B2Amplifier circuitry and current sensor having the sameALPS ALPINE CO LTD·Filed 2022·Granted May 7, 2024·0 cites·11 claims
- 4143US7355490B2Receiver having no tracking errorALPS ELECTRIC CO LTD·Filed 2006·Granted Apr 8, 2008·0 cites·2 claims
- 4238USD404081SCassette for a game machineNINTENDO CO LTD·Filed 1997·Granted Jan 12, 1999·3 cites·1 claims
- 4337US9772354B2Output circuit with limited output voltage range and reduced power consumption and current sensor having the sameALPS ELECTRIC CO LTD·Filed 2015·Granted Sep 26, 2017·0 cites·8 claims
- 4434US7193465B2Variable gain amplifier capable of functioning at low power supply voltageALPS ELECTRIC CO LTD·Filed 2004·Granted Mar 20, 2007·0 cites·2 claims
- 4534US2005270010A1Voltage-controlled current source capable of controlling output current by a wide range of control voltageALPS ELECTRIC CO LTD·Filed 2005·Application pending·0 cites
- 4631US2017096538A1Electronic deviceKURARAY CO·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Masahiko Ota 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 →