Inventor · disambiguated record
Masashi Itoh
Also filed as: ITOH MASASHI
21 granted patents·6 pending applications·275 citations·filing 1973–2015
95Inventor score
Top patents by PatentIndex Score
27 records- 0195US7457634B2Communication terminal, communication state information providing system, and method of providing communication state informationNTT DOCOMO INC·Filed 2005·Granted Nov 25, 2008·68 cites·10 claims
- 0282US5703626APortable electric apparatus using a pen member for inputting informationRICOH KK·Filed 1996·Granted Dec 30, 1997·109 cites·8 claims
- 0372US9173945B2Ophthalmological aqueous compositionROHTO PHARMA·Filed 2012·Granted Nov 3, 2015·2 cites·3 claims
- 0465US7368007B2Ink-jet recording ink, image forming method, ink-jet recording apparatus and imaged articleRICOH KK·Filed 2004·Granted May 6, 2008·6 cites·7 claims
- 0560US6100749ACurrent source circuitTOSHIBA KK·Filed 1998·Granted Aug 8, 2000·17 cites·8 claims
- 0651US5994942ABuffer circuit with wide dynamic rangeTOSHIBA KK·Filed 1997·Granted Nov 30, 1999·14 cites·8 claims
- 0751US2012178124A1Sterol side chain-cleaving enzyme protein and use thereofYAMAGISHI MASAHIRO·Filed 2009·Application pending·0 cites
- 0850US6287140B1Apparatus and method for maintaining continuous power supply to an electronic mobile instrument while replacing a drained batteryRICOH KK·Filed 1999·Granted Sep 11, 2001·12 cites·7 claims
- 0946US8512995B2DNA encoding polypeptide involved in biosynthesis of herboxidieneMACHIDA KAZUHIRO·Filed 2009·Granted Aug 20, 2013·0 cites·27 claims
- 1045US5028883ATone controller for attenuating noise in the signal generated by receiver from weak electric field, and receiver having the tone controllerTOSHIBA KK·Filed 1989·Granted Jul 2, 1991·7 cites·7 claims
- 1144US7378458B2Method for preparing ink, ink cartridge and ink-jet recording apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted May 27, 2008·0 cites·10 claims
- 1244US2010180331A1Communication terminal device, rule distribution device, and programNEC CORP·Filed 2007·Application pending·0 cites
- 1343US2009252131A1Radio terminal and base station search method by means of radio terminalITOH MASASHI·Filed 2007·Application pending·0 cites
- 1440US2014296348A1Ophthalmological aqueous compositionROHTO PHARMA·Filed 2012·Application pending·0 cites
- 1539US5059831ABuffer circuit with an electrostatic protectorTOSHIBA KK·Filed 1990·Granted Oct 22, 1991·5 cites·27 claims
- 1639US4140886AMagnetic type pickup cartridge block shaped pole piece constructionMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1975·Granted Feb 20, 1979·7 cites·5 claims
- 1737US3975025APickup cartridgeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1973·Granted Aug 17, 1976·5 cites·29 claims
- 1837US2015064281A1Ophthalmic compositionROHTO PHARMA·Filed 2013·Application pending·0 cites
- 1935US5107134AMatrix circuit of fm stereo multiplex demodulation circuitTOSHIBA KK·Filed 1990·Granted Apr 21, 1992·6 cites·12 claims
- 2033US5030927AReactance control circuit with a DC amplifier for minimizing a variation of a reference reactance valueTOSHIBA KK·Filed 1990·Granted Jul 9, 1991·4 cites·18 claims
- 2133US4939477AOutput circuit having a terminal used for a plurality of signalsTOSHIBA KK·Filed 1989·Granted Jul 3, 1990·2 cites·10 claims
- 2232US4352176AElectromagnetic pickup cartridgeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Sep 28, 1982·3 cites·5 claims
- 2331US4383310APickup cartridge of movable magnet typeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted May 10, 1983·2 cites·8 claims
- 2430US5239702ATuning detectorTOSHIBA KK·Filed 1990·Granted Aug 24, 1993·2 cites·15 claims
- 2530US5201001APilot signal cancelling systemTOSHIBA KK·Filed 1992·Granted Apr 6, 1993·1 cites·6 claims
- 2629US4353125AElectromagnetic pickup cartridgeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1980·Granted Oct 5, 1982·3 cites·7 claims
- 2728US2017056335A1Ophthalmic CompositionRHOTO PHARMACEUTICAL CO LTD·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →