Inventor · disambiguated record
Sayuri Wada
Also filed as: WADA SAYURI
8 granted patents·2 pending applications·15 citations·filing 1992–2008
81Inventor score
Files withYAMAMOTO CHEMICALS INC9
Top patents by PatentIndex Score
10 records- 0161US7485404B2Nonsolvate-form crystal of polymethine compound and process for producing the sameYAMAMOTO CHEMICALS INC·Filed 2004·Granted Feb 3, 2009·2 cites·10 claims
- 0257US7446212B2Polymethine ethersYAMAMOTO CHEMICALS INC·Filed 2004·Granted Nov 4, 2008·2 cites·7 claims
- 0356US7709660B2Polymethine ether compoundsYAMAMOTO CHEMICALS INC·Filed 2008·Granted May 4, 2010·0 cites·2 claims
- 0443US5627287APhthalide compound and a near infrared absorber and a recording material each comprising the same compoundYAMAMOTO CHEMICALS INC·Filed 1995·Granted May 6, 1997·7 cites·19 claims
- 0541US2008091033A1Nonsolvate-Form Crystal of Polymethine Compound, Process for Producing the Same and Use ThereofYAMAMOTO CHEMICALS INC·Filed 2005·Application pending·0 cites
- 0640US5342967ACrystal modifications of 2-M-toluidino-3-methyl-6-di-N-butylaminofluoran, process for preparing thereof, and recording materials containing said crystal modificationsYAMAMOTO CHEMICALS INC·Filed 1992·Granted Aug 30, 1994·1 cites·10 claims
- 0737US5376617ACrystal modification of 2-(3-methylanilion)-3-methyl-6-diethylamino-fluoran, process for the preparation thereof, and recording materials containing said crystal modificationYAMAMOTO CHEMICALS INC·Filed 1994·Granted Dec 27, 1994·2 cites·4 claims
- 0835US5338866ACrystal modification of 2-(3-methylanilino)-3-methyl-6-diethylaminofluoran, process for the preparation thereof, and recording materials containing said crystal modificationYAMAMOTO CHEMICALS INC·Filed 1992·Granted Aug 16, 1994·1 cites·4 claims
- 0933US2002051939A1Polymethine compound, a process for its production, and use of the compoundFiled 2001·Application pending·0 cites
- 1031US5438032ACrystal modifications of 2-m-toluidino-3-methyl-6-di-n-butylaminofluoran, process for preparing thereof, and recording materials containing said crystal modificationsYAMAMOTO CHEMICALS INC·Filed 1994·Granted Aug 1, 1995·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →