Inventor · disambiguated record
Masahiko Maruyama
Also filed as: MARUYAMA MASAHIKO
12 granted patents·2 pending applications·226 citations·filing 1975–2012
91Inventor score
Files withSHARP KK4MITSUI TOATSU CHEMICALS3MITSUBISHI ELECTRIC CORP2SUZUKI MOTOR CO2ALSTOM TECHNOLOGY LTD1
Top patents by PatentIndex Score
14 records- 0193US4547651ALaser machining apparatusMITSUBISHI ELECTRIC CORP·Filed 1982·Granted Oct 15, 1985·54 cites·15 claims
- 0290US5921214AIntake device for an internal combustion engineSUZUKI MOTOR CO·Filed 1998·Granted Jul 13, 1999·55 cites·4 claims
- 0388US4955409AFuel supply systemSUZUKI MOTOR CO·Filed 1989·Granted Sep 11, 1990·48 cites·2 claims
- 0486US7626532B2A/D converterSHARP KK·Filed 2008·Granted Dec 1, 2009·12 cites·10 claims
- 0584US6610389B2Ink-jet recording material, and recording method of ink-jet recording and recorded material using the sameMITSUBISHI PAPER MILLS LTD·Filed 2002·Granted Aug 26, 2003·19 cites·6 claims
- 0664US7683814B2Constant current source, ramp voltage generation circuit, and A/D converterSHARP KK·Filed 2008·Granted Mar 23, 2010·5 cites·8 claims
- 0761US3999242ACleaning apparatusMITSUBISHI ELECTRIC CORP·Filed 1975·Granted Dec 28, 1976·24 cites·10 claims
- 0858US4639521AIsoquinoline derivativesMITSUI TOATSU CHEMICALS·Filed 1986·Granted Jan 27, 1987·6 cites·5 claims
- 0950US2013160968A1Rotary regenerative heat exchangerALSTOM TECHNOLOGY LTD·Filed 2012·Application pending·0 cites
- 1049US7586432B2A/D converterSHARP KK·Filed 2008·Granted Sep 8, 2009·2 cites·9 claims
- 1148US7825728B2Variable gain circuitSHARP KK·Filed 2009·Granted Nov 2, 2010·0 cites·9 claims
- 1237US4782154AIsoquinoline derivativesMITSUI TOATSU CHEMICALS·Filed 1987·Granted Nov 1, 1988·1 cites·5 claims
- 1330US4824952AIsoquinoline derivativeMITSUI TOATSU CHEMICALS·Filed 1985·Granted Apr 25, 1989·0 cites·4 claims
- 1429US2010291862A1Broadcasting satellite receiving converter ic, broadcasting satellite receiving converter, and broadcasting satellite receiving antennaMITSUNAKA TAKESHI·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →