Inventor · disambiguated record
Tsutomu Matsuda
Also filed as: ARAI YOICHI · MATSUDA TSUTOMU
18 granted patents·1 pending application·210 citations·filing 1977–2004
93Inventor score
Files withRICOH KK13DAICEL CHEM2MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2NEC AMENIPLANTEX LTD1TEIJIN LTD1
Top patents by PatentIndex Score
19 records- 0190US5316834AFiber-reinforced thermoplastic sheetTEIJIN LTD·Filed 1992·Granted May 31, 1994·135 cites·22 claims
- 0274US4400456AThermo-developable type diazo copying materialRICOH KK·Filed 1981·Granted Aug 23, 1983·14 cites·7 claims
- 0370US6929686B2Ink composition for inkjet recordingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Aug 16, 2005·8 cites·10 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
- 0561US4935319AOrganic secondary batteryRICOH KK·Filed 1988·Granted Jun 19, 1990·10 cites·22 claims
- 0659US4497887AThermal development type diazo copying material with hydrophobic resin encapsulated coupler particleRICOH KK·Filed 1982·Granted Feb 5, 1985·8 cites·12 claims
- 0758US7152968B2Image formation methodRICOH KK·Filed 2003·Granted Dec 26, 2006·3 cites·9 claims
- 0851US5412114ACalixarene derivatives and process for the preparation thereofDAICEL CHEM·Filed 1993·Granted May 2, 1995·4 cites·4 claims
- 0944US7378458B2Method for preparing ink, ink cartridge and ink-jet recording apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2004·Granted May 27, 2008·0 cites·10 claims
- 1044US4155762ALiquid developer for binary diazo copying materialsRICOH KK·Filed 1978·Granted May 22, 1979·3 cites·7 claims
- 1141US4486527AThermo-developable type diazo copying material with 2-naphthol coupler having long aliphatic chain amide substitutionRICOH KK·Filed 1983·Granted Dec 4, 1984·3 cites·19 claims
- 1239US4304831ABlack-color forming two-component type diazo copying materialRICOH KK·Filed 1979·Granted Dec 8, 1981·2 cites·3 claims
- 1338US5089359AOrganic secondary batteryRICOH KK·Filed 1990·Granted Feb 18, 1992·8 cites·13 claims
- 1437US2004208784A1Sterilization processor used for operation of the sterilization art and method of infectivity drainageNEC AMENIPLANTEX LTD·Filed 2004·Application pending·0 cites
- 1536US4225662ADiazo copying materialRICOH KK·Filed 1979·Granted Sep 30, 1980·1 cites·5 claims
- 1633US5231196ACalixarene derivatives and process for the preparation thereofDAICEL CHEM·Filed 1990·Granted Jul 27, 1993·1 cites·3 claims
- 1733US4119465ADiazo copying material for secondary originalRICOH KK·Filed 1977·Granted Oct 10, 1978·3 cites·8 claims
- 1829US4467024AProcess for the production of thermo-developable type diazo copying materialRICOH KK·Filed 1982·Granted Aug 21, 1984·0 cites·7 claims
- 1927US4416967ADiazo copying elementRICOH KK·Filed 1982·Granted Nov 22, 1983·1 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →