Inventor · disambiguated record
Masaru Hashimoto
Also filed as: HASHIMOTO MASARU
33 granted patents·13 pending applications·561 citations·filing 1974–2021
97Inventor score
Files withTORAY INDUSTRIES11TOKYO SHIBAURA ELECTRIC CO9TOSHIBA KK6MATSUSHITA ELECTRIC WORKS LTD4KURAMAE SANGYO CO LTD2
Top patents by PatentIndex Score
46 records- 0192US6864780B2Data transmission system using a human body as a signal transmission pathMATSUSHITA ELECTRIC WORKS LTD·Filed 2001·Granted Mar 8, 2005·176 cites·7 claims
- 0285US6771161B1Data transmission system using a human body as a signal transmission pathMATSUSHITA ELECTRIC WORKS LTD·Filed 2000·Granted Aug 3, 2004·100 cites·3 claims
- 0381US11216032B2Information reading apparatusDENSO WAVE INC·Filed 2019·Granted Jan 4, 2022·3 cites·20 claims
- 0480US9972847B2Gas diffusion electrode medium for fuel cellTORAY INDUSTRIES·Filed 2013·Granted May 15, 2018·2 cites·20 claims
- 0580US5149199ATemperature detection circuit used in thermal shielding circuitTOSHIBA KK·Filed 1991·Granted Sep 22, 1992·44 cites·8 claims
- 0679US4115748AMOS IC Oscillation circuitTOKYO SHIBAURA ELECTRIC CO·Filed 1977·Granted Sep 19, 1978·19 cites·9 claims
- 0775US10680250B2Gas-diffusion electrode substrate and method of manufacturing sameTORAY INDUSTRIES·Filed 2016·Granted Jun 9, 2020·1 cites·18 claims
- 0873US12456742B2Method for operating fuel cellTORAY INDUSTRIES·Filed 2021·Granted Oct 28, 2025·0 cites·13 claims
- 0972US10297833B2Gas diffusion electrode and method for manufacturing the sameTORAY INDUSTRIES·Filed 2015·Granted May 21, 2019·1 cites·15 claims
- 1069US4119869AConstant current circuitTOKYO SHIBAURA ELECTRIC CO·Filed 1977·Granted Oct 10, 1978·17 cites·2 claims
- 1168US6525670B1In-home health care systemMATSUSHITA ELECTRIC WORKS LTD·Filed 1999·Granted Feb 25, 2003·38 cites·46 claims
- 1267US6344778B1Voltage-controlled oscillator, phase synchronization circuit and signal processing circuitTOSHIBA KK·Filed 2000·Granted Feb 5, 2002·17 cites·9 claims
- 1363US2021202954A1Gas diffusion electrode, microporous layer paint and production method thereofTORAY INDUSTRIES·Filed 2021·Application pending·0 cites
- 1462US6595409B2Paper container and method of manufacturing itKURAMAE SANGYO CO LTD·Filed 2001·Granted Jul 22, 2003·14 cites·5 claims
- 1561US10434559B2Press apparatus and spray nozzleTOYOTA MOTOR CO LTD·Filed 2014·Granted Oct 8, 2019·1 cites·3 claims
- 1661US7543755B2Electronic key, electronic locking apparatus, electronic security system, and key administering serverPANASONIC ELEC WORKS CO LTD·Filed 2002·Granted Jun 9, 2009·11 cites·23 claims
- 1760US6984814B2Optical sensing circuit with voltage to current converter for pointing deviceTOSHIBA KK·Filed 2003·Granted Jan 10, 2006·7 cites·30 claims
- 1860US4538198AProtection circuit for an output transistorTOKYO SHIBAURA ELECTRIC CO·Filed 1984·Granted Aug 27, 1985·10 cites·4 claims
- 1959US6237845B1Paper container and method for manufacturing the sameKURAMAE SANGYO CO LTD·Filed 1999·Granted May 29, 2001·33 cites·1 claims
- 2059US2019020040A1Gas diffusion electrode, microporous layer paint and production method thereofTORAY INDUSTRIES·Filed 2017·Application pending·0 cites
- 2157US4240041AHigh-frequency amplifier circuitTOKYO SHIBAURA ELECTRIC CO·Filed 1979·Granted Dec 16, 1980·9 cites·6 claims
- 2255US4339674ATrigger circuitTOKYO SHIBAURA ELECTRIC CO·Filed 1980·Granted Jul 13, 1982·9 cites·4 claims
- 2355US4083223ANondestructive inspection method for spot-welded jointsNISSAN MOTOR·Filed 1976·Granted Apr 11, 1978·16 cites·3 claims
- 2451US11837732B2Carbon sheet, gas diffusion electrode substrate, and fuel cellTORAY INDUSTRIES·Filed 2016·Granted Dec 5, 2023·0 cites·14 claims
- 2551US2005017841A1Data transmission system using a human body as a signal transmission pathMATSUSHITA ELECTRIC WORKS LTD·Filed 2004·Application pending·0 cites
- 2646US11283082B2Gas diffusion electrode and production method thereforTORAY INDUSTRIES·Filed 2017·Granted Mar 22, 2022·0 cites·6 claims
- 2745US2019293964A1Pinhole contact lens and smart contact systemUNIVERSAL VIEW CO LTD·Filed 2017·Application pending·0 cites
- 2843US2009067196A1Surface luminous bodyTAKADA HIROAKI·Filed 2007·Application pending·0 cites
- 2942US5638026AHigh input impedance circuit and semiconductor integrated device provided therewithTOSHIBA KK·Filed 1995·Granted Jun 10, 1997·5 cites·18 claims
- 3041US4498054ADifferential amplifier circuitTOKYO SHIBAURA ELECTRIC CO·Filed 1983·Granted Feb 5, 1985·4 cites·8 claims
- 3140US8706266B2Power control systemOGAWA TAKESHI·Filed 2010·Granted Apr 22, 2014·0 cites·10 claims
- 3240US2018248197A1Gas diffusion electrode and method for producing sameTORAY INDUSTRIES·Filed 2016·Application pending·0 cites
- 3340US2012247748A1Air control systemMISE ATSUSHI·Filed 2010·Application pending·0 cites
- 3439US10847878B2Implantable instrumentPANASONIC IP MAN CO LTD·Filed 2018·Granted Nov 24, 2020·0 cites·20 claims
- 3538US4621206ALevel detectorTOSHIBA KK·Filed 1984·Granted Nov 4, 1986·4 cites·6 claims
- 3638US2017106803A1Automobile floor matYOSHIMITSU CARPET CO LTD·Filed 2016·Application pending·0 cites
- 3738US2018219228A1Gas diffusion electrodeTORAY INDUSTRIES·Filed 2016·Application pending·0 cites
- 3838US2007256872A1Electric WheelchairYAMAMURO SHIGEKI·Filed 2005·Application pending·0 cites
- 3937US4374356AConstant voltage circuitTOKYO SHIBAURA ELECTRIC CO·Filed 1981·Granted Feb 15, 1983·4 cites·6 claims
- 4037US2017244107A1Carbon sheet, gas diffusion electrode substrate and fuel cellTORAY INDUSTRIES·Filed 2015·Application pending·0 cites
- 4136US4466115AFM Stereo signal demodulatorTOKYO SHIBAURA ELECTRIC CO·Filed 1979·Granted Aug 14, 1984·3 cites·8 claims
- 4235US5222016AFrequency converterTOSHIBA KK·Filed 1990·Granted Jun 22, 1993·5 cites·8 claims
- 4335US2014174610A1Hollow member and method for forming hollow memberEDAHIRO TAKESHI·Filed 2012·Application pending·0 cites
- 4434US4652900ANPN transistor with P/N closed loop in contact with collector electrodeTOKYO SHIBAURA ELECTRIC CO·Filed 1985·Granted Mar 24, 1987·4 cites·1 claims
- 4534US2005127987A1Reference voltage generating circuitFiled 2004·Application pending·0 cites
- 4629US3967903APhotodensitometer for measuring optical fringe patternsNISSAN MOTOR·Filed 1974·Granted Jul 6, 1976·4 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →