Inventor · disambiguated record
Takaji Matsumoto
Also filed as: MATSUMOTO TAKAJI
13 granted patents·2 pending applications·102 citations·filing 1996–2019
89Inventor score
Top patents by PatentIndex Score
15 records- 0195US10494330B2Methyl menthol derivative and cooling agent composition containing sameTAKASAGO PERFUMERY CO LTD·Filed 2016·Granted Dec 3, 2019·7 cites·14 claims
- 0291US8471048B2Ruthenium carbonyl complex having tridentate ligand, its production method and useKURIYAMA WATARU·Filed 2010·Granted Jun 25, 2013·18 cites·18 claims
- 0386US5712388AMethod of preparing a derivative of optically active azetidin-2-oneTAKASAGO PERFUMERY CO LTD·Filed 1996·Granted Jan 27, 1998·42 cites·8 claims
- 0485US8013193B2Method for producing alcohol by hydrogenating lactone and carboxylic acid ester in liquid phaseKANEKA CORP·Filed 2008·Granted Sep 6, 2011·3 cites·10 claims
- 0582US6342644B1Method for producing 1-mentholTAKASAGO PERFUMERY CO LTD·Filed 2001·Granted Jan 29, 2002·13 cites·11 claims
- 0667US11236042B2Methylmenthol derivative and cool-sensation imparter composition containing sameTAKASAGO PERFUMERY CO LTD·Filed 2018·Granted Feb 1, 2022·0 cites·17 claims
- 0764US11427554B2Lactone compound and novel ether compoundTAKASAGO PERFUMERY CO LTD·Filed 2019·Granted Aug 30, 2022·0 cites·8 claims
- 0864US9012690B2Method for producing alcohol and/or amine from amide compoundOGATA OSAMU·Filed 2011·Granted Apr 21, 2015·1 cites·19 claims
- 0960US5756863AProcess for preparing optically active cyclohexanol derivativesTAKASAGO PERFUMERY CO LTD·Filed 1996·Granted May 26, 1998·7 cites·7 claims
- 1057US11344488B2Cool-sensation imparter composition containing 2,2,6-trimethylcyclohexanecarboxylic acid derivativeTAKASAGO PERFUMERY CO LTD·Filed 2018·Granted May 31, 2022·0 cites·22 claims
- 1152US6340751B1Process for the preparation of 4-substituted azetidinone derivativesTAKASAGO PERFUMERY CO LTD·Filed 1999·Granted Jan 22, 2002·11 cites·27 claims
- 1249US2015329452A1Method for producing optically active isopulegol and optically active mentholTAKASAGO PERFUMERY CO LTD·Filed 2013·Application pending·0 cites
- 1342US6608214B2Process for producing optically active γ-butyrolactoneTAKASAGO PERFUMERY CO LTD·Filed 2002·Granted Aug 19, 2003·0 cites·6 claims
- 1437US2006100239A1Method for producing optically active aminesNAGASAKI IZURU·Filed 2004·Application pending·0 cites
- 1529US5777103AProcess for producing cyclohexylazetidinoneTAKASAGO PERFUMERY CO LTD·Filed 1997·Granted Jul 7, 1998·0 cites·6 claims
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