Inventor · disambiguated record
Noritsugu Yamasaki
Also filed as: SAWADA HITOSHI · YAMASAKI NORITSUGU
26 granted patents·4 pending applications·493 citations·filing 1987–2009
96Inventor score
Files withDAICEL CHEM13FUJISAWA PHARMACEUTICAL CO12KANEDA KIYOTOMI2RIKAGAKU KENKYUSHO2ASTELLAS PHARMA INC1
Top patents by PatentIndex Score
30 records- 0196US6348474B1Sulfonamide compounds and medicinal use thereofFUJISAWA PHARMACEUTICAL CO·Filed 1998·Granted Feb 19, 2002·124 cites·11 claims
- 0293US6242474B1Aromatic ring derivativesFUJISAWA PHARMACEUTICAL CO·Filed 1998·Granted Jun 5, 2001·71 cites·10 claims
- 0392US6352985B1Benzimidazole compoundsFUJISAWA PHARMACEUTICAL CO·Filed 2000·Granted Mar 5, 2002·71 cites·19 claims
- 0486US6166219ABenzimidazole derivativesFUJISAWA PHARMACEUTICAL CO·Filed 1996·Granted Dec 26, 2000·74 cites·6 claims
- 0582US7060721B1Imidazole compounds and medicinal use thereofASTELLAS PHARMA INC·Filed 1999·Granted Jun 13, 2006·55 cites·6 claims
- 0681US6911469B2Sulfonamide compounds and pharmaceutical use thereofFUJISAWA PHARMACEUTICAL CO·Filed 2002·Granted Jun 28, 2005·9 cites·20 claims
- 0776US6420409B1Benzimidazole derivativesFUJISAWA PHARMACEUTICAL CO·Filed 1998·Granted Jul 16, 2002·21 cites·19 claims
- 0874US6528686B1Processes for producing optically active 2-amino-1-phenylethanol derivativesDAICEL CHEM·Filed 2000·Granted Mar 4, 2003·6 cites·11 claims
- 0967US5811293AProcesses for producing optically active 2-amino-1-phenylethanol derivatives by reduction of the corresponding ketoneDAICEL CHEM·Filed 1996·Granted Sep 22, 1998·9 cites·3 claims
- 1067US5055588AProcess for preparing N-substituted amino acid estersDAICEL CHEM·Filed 1990·Granted Oct 8, 1991·11 cites·10 claims
- 1163US6890934B2Sulfonamide compounds and uses thereof as medicinesFUJISAWA PHARMACEUTICAL CO·Filed 2003·Granted May 10, 2005·1 cites·39 claims
- 1263US5629200AProduction of optically active 2-amino-1-phenylethanol derivatives by asymetrical assimilationDAICEL CHEM·Filed 1994·Granted May 13, 1997·6 cites·4 claims
- 1352US2004180947A1Sulfonamide compounds and pharmaceutical use thereofFUJISAWA PHARMACEUTICAL CO·Filed 2004·Application pending·0 cites
- 1447US6657069B2Amido compounds and process for producing the sameDAICEL CHEM·Filed 2003·Granted Dec 2, 2003·0 cites·1 claims
- 1546US6297388B1Ester and process for producing the sameDAICEL CHEM·Filed 2000·Granted Oct 2, 2001·0 cites·12 claims
- 1645US6462223B2Ester and process for producing the sameDAICEL CHEM·Filed 2001·Granted Oct 8, 2002·0 cites·3 claims
- 1744US6869950B1Benzimidazole derivativesFUJISAWA PHARMACEUTICAL CO·Filed 1999·Granted Mar 22, 2005·6 cites·6 claims
- 1844US5679557AProcess of asymmetrically reducing 1-phenyl-2-oxo-propane derivatives with microorganismsDAICEL CHEM·Filed 1996·Granted Oct 21, 1997·8 cites·4 claims
- 1944US2010331574A1Hydroxyapatite with silver supported on the surface thereofKANEDA KIYOTOMI·Filed 2009·Application pending·0 cites
- 2044US2005171185A1Indole derivativesFUJISAWA PHARMACEUTICAL CO·Filed 2005·Application pending·0 cites
- 2142US6548674B2Amido compounds and process for producing the sameDAICEL CHEM·Filed 2001·Granted Apr 15, 2003·0 cites·3 claims
- 2242US5144018A2',3'-dideoxy-adenosine derivativesRIKAGAKU KENKYUSHO·Filed 1988·Granted Sep 1, 1992·5 cites·3 claims
- 2341US5902900AOptically active 1-phenyl-2-substituted propane derivatives and methods of producing the sameDAICEL CHEM·Filed 1997·Granted May 11, 1999·1 cites·5 claims
- 2440US4845301AProcess for the preparation of α-hdroxyketonesDAICEL CHEM·Filed 1987·Granted Jul 4, 1989·2 cites·6 claims
- 2540US2010130758A1Method for producing carbonyl compoundKANEDA KIYOTOMI·Filed 2007·Application pending·0 cites
- 2638US6703410B1Crystal forms of 3-(2,4-dichlorobenzyl)-2-methyl-n-(pentylsulfonyl)-3h-benzimidazole-5-carboxamideFUJISAWA PHARMACEUTICAL CO·Filed 1999·Granted Mar 9, 2004·4 cites·13 claims
- 2738US6573274B1Sulfonamide compounds and uses thereof as medicinesFUJISAWA PHARMACEUTICAL CO·Filed 1999·Granted Jun 3, 2003·2 cites·45 claims
- 2838US5508461AOptically active 1-phenyl-2-substituted propane derivatives and methods of producing the sameDAICEL CHEM·Filed 1994·Granted Apr 16, 1996·2 cites·8 claims
- 2934US5476931AProcess for preparing 3-deoxy-B-D-threo-pentofuranosyl nucleosidesRIKAGAKU KENKYUSHO·Filed 1992·Granted Dec 19, 1995·3 cites·3 claims
- 3033US6248573B1Optically active 1-phenyl-2-substituted propane derivatives and methods of producing the sameDAICEL CHEM·Filed 1998·Granted Jun 19, 2001·2 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Noritsugu Yamasaki files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →