Inventor · disambiguated record
Masaharu Udagawa
Also filed as: UDAGAWA MASAHARU
16 granted patents·2 pending applications·396 citations·filing 1992–2011
94Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD14PANASONIC CORP2MITSUBISHI GAS CHEMICAL CO1SUGIMOTO KEN1
Top patents by PatentIndex Score
18 records- 0195US5739544AQuantization functional device utilizing a resonance tunneling effect and method for producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Apr 14, 1998·139 cites·18 claims
- 0292US5543351AMethod of producing electrically insulated silicon structureMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Aug 6, 1996·86 cites·16 claims
- 0386US7333780B2Polar modulation transmission apparatus and radio communication apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Feb 19, 2008·16 cites·11 claims
- 0485US7379715B2Transmitter apparatus and method using polar modulation with signal timing adjustmentMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted May 27, 2008·37 cites·1 claims
- 0584US8017033B2Solid oxygen scavenger composition and process for producing the sameMITSUBISHI GAS CHEMICAL CO·Filed 2006·Granted Sep 13, 2011·3 cites·12 claims
- 0674US7251462B2Modulation circuit device, modulation method and radio communication deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted Jul 31, 2007·17 cites·21 claims
- 0772US8168079B2Solid oxygen scavenger composition and process for producing the sameSUGIMOTO KEN·Filed 2011·Granted May 1, 2012·1 cites·7 claims
- 0868US5486706AQuantization functional device utilizing a resonance tunneling effect and method for producing the sameMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Jan 23, 1996·21 cites·11 claims
- 0960US5405454AElectrically insulated silicon structure and producing method thereforMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Apr 11, 1995·17 cites·15 claims
- 1058US7702299B2Modulation circuit device, modulation method and radio communication devicePANASONIC CORP·Filed 2007·Granted Apr 20, 2010·3 cites·5 claims
- 1151US5444267AQuantum device utilizing the quantum effectMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1994·Granted Aug 22, 1995·11 cites·8 claims
- 1250US7593480B2Transmission device and radio communication devicePANASONIC CORP·Filed 2005·Granted Sep 22, 2009·2 cites·4 claims
- 1346US5480492AMethod for removing organic or inorganic contaminant from silicon substrate surfaceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1993·Granted Jan 2, 1996·15 cites·21 claims
- 1441US5562802AMethod of producing a quantum device which utilizes the quantum effectMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Oct 8, 1996·6 cites·15 claims
- 1539US5514614AMethod for producing quantization functional device utilizing a resonance tunneling effectMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted May 7, 1996·10 cites·50 claims
- 1639US5422306AMethod of forming semiconductor hetero interfacesMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1992·Granted Jun 6, 1995·12 cites·19 claims
- 1738US2006022748A1Variable gain amplifier circuit and radio machineMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
- 1833US2008153438A1Transmission Device, Transmission Power Control Method, and Radio Communication DeviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →