Inventor · disambiguated record
Yasuo Kawamura
Also filed as: KAWAMURA YASUO · OGURA TOMOYUKI · OZAWA MASAAKI
28 granted patents·446 citations·filing 1980–2013
97Inventor score
Top patents by PatentIndex Score
28 records- 0193US7531585B2Polyactic acid resin compositionNISSAN CHEMICAL IND LTD·Filed 2005·Granted May 12, 2009·31 cites·12 claims
- 0291US4629493AHeterocyclic ether type phenoxy fatty acid derivatives and herbicidal compositionNISSAN CHEMICAL IND LTD·Filed 1980·Granted Dec 16, 1986·44 cites·17 claims
- 0386US5356863AUracil derivativesNISSAN CHEMICAL IND LTD·Filed 1991·Granted Oct 18, 1994·39 cites·6 claims
- 0485US5550083AProcess of wirebond pad repair and reuseFUJITSU LTD·Filed 1995·Granted Aug 27, 1996·72 cites·10 claims
- 0583US9458025B2Process for continuous modification of dihydrate gypsum and modified dihydrate gypsum obtained by the processYOSHINO GYPSUM CO·Filed 2013·Granted Oct 4, 2016·4 cites·12 claims
- 0683US4910201A3(2H)-pyridazinone derivatives, and their uses in insecticidal compositionsNISSAN CHEMICAL IND LTD·Filed 1987·Granted Mar 20, 1990·19 cites·7 claims
- 0781US6642401B2β-diketonatocopper(I) complex containing allene compounds as ligand and process for producing the sameNISSAN CHEMICAL IND LTD·Filed 2001·Granted Nov 4, 2003·12 cites·2 claims
- 0880US4837217APyridazinone derivatives, preparation thereof, and insecticidal, acaricidal, nematicidal, fungicidal compositionsNISSAN CHEMICAL IND LTD·Filed 1986·Granted Jun 6, 1989·17 cites·4 claims
- 0979US7846638B2Composition for forming anti-reflective coating for use in lithographyNISSAN CHEMICAL IND LTD·Filed 2007·Granted Dec 7, 2010·5 cites·12 claims
- 1079US5364831AQuinoxaline derivatives and herbicidal compositionNISSAN CHEMICAL IND LTD·Filed 1980·Granted Nov 15, 1994·13 cites·20 claims
- 1178US5518994A2-arylaminopyrimidinone derivative, and herbicide and plant growth regulatorNISSAN CHEMICAL IND LTD·Filed 1993·Granted May 21, 1996·20 cites·20 claims
- 1278US4425343ABenzoazine ether or thioether linkage containing urea compounds, process for producing same and insecticides containing said compoundsNISSAN CHEMICAL IND LTD·Filed 1981·Granted Jan 10, 1984·11 cites·20 claims
- 1376US8529863B2Process for continuous modification of dihydrate gypsum and modified dihydrate gypsum obtained by the processYOKOYAMA ITARU·Filed 2009·Granted Sep 10, 2013·5 cites·16 claims
- 1474US4874861APyridazinone derivatives, preparation thereof, and insecticidal, acaricidal, nematicidal, fungicidal compositionsNISSAN CHEMICAL IND LTD·Filed 1987·Granted Oct 17, 1989·11 cites·3 claims
- 1573US7425399B2Composition for forming anti-reflective coating for use in lithographyNISSAN CHEMICAL IND LTD·Filed 2003·Granted Sep 16, 2008·13 cites·1 claims
- 1672US5977027APyrimidone isobutyric acid and herbicides containing the sameNISSAN CHEMICAL IND LTD·Filed 1998·Granted Nov 2, 1999·18 cites·9 claims
- 1772US4376202AAniline derivative and process for production thereofNISSAN CHEMICAL IND LTD·Filed 1981·Granted Mar 8, 1983·9 cites·7 claims
- 1870US5834401ANitrogen-containing cyclic compounds and herbicides containing the same as active ingredientNISSAN CHEMICAL IND LTD·Filed 1995·Granted Nov 10, 1998·17 cites·8 claims
- 1967US6396701B1Semiconductor unit and cooling deviceFUJITSU LTD·Filed 2000·Granted May 28, 2002·14 cites·10 claims
- 2066US6197728B1Quinoxaline derivatives and herbicidal compositionNISSAN CHEMICAL IND LTD·Filed 1994·Granted Mar 6, 2001·14 cites·7 claims
- 2156US6779526B2Apnea prevention gearFiled 2002·Granted Aug 24, 2004·9 cites·12 claims
- 2255US4703393AMounting structure of flat-lead package-type electronic componentFUJITSU LTD·Filed 1985·Granted Oct 27, 1987·17 cites·5 claims
- 2350US5278163APyridazinone derivatives and compositions for controlling and/or preventing insect pestsNISSAN CHEMICAL IND LTD·Filed 1992·Granted Jan 11, 1994·6 cites·15 claims
- 2450US4945091A3(2H)-pyridazinone compounds derivatives and compositions for controlling and/or preventing insect pests intermediates for such compounds, and a process for their manufactureNISSAN CHEMICAL IND LTD·Filed 1988·Granted Jul 31, 1990·4 cites·12 claims
- 2547US5455461ASemiconductor device having reformed padFUJITSU LTD·Filed 1994·Granted Oct 3, 1995·13 cites·10 claims
- 2646US5416236AAniline derivatives and process for producing the sameNISSAN CHEMICAL IND LTD·Filed 1994·Granted May 16, 1995·3 cites·9 claims
- 2745US4906627APyridazinone derivatives, and insecticidal, acaricidal and nematicidal compositionsNISSAN CHEMICAL IND LTD·Filed 1988·Granted Mar 6, 1990·2 cites·7 claims
- 2834US4521406AAntitumor agentCHISSO CORP·Filed 1981·Granted Jun 4, 1985·4 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →