Inventor · disambiguated record
Masaichi Hasegawa
Also filed as: HASEGAWA MASAICHI
8 granted patents·4 pending applications·340 citations·filing 1990–2008
89Inventor score
Top patents by PatentIndex Score
12 records- 0194US5614520A2-arylthiazole derivatives and pharmaceutical composition thereofTEIJIN LTD·Filed 1995·Granted Mar 25, 1997·182 cites·15 claims
- 0292US5378700AFused pyrimidine derivative, process for preparation of same and pharmaceutical preparation comprising same as active ingredientTEIJIN LTD·Filed 1990·Granted Jan 3, 1995·86 cites·8 claims
- 0385US7238813B2Chemical compoundsSMITHKLINE BEECHAM CORP·Filed 2001·Granted Jul 3, 2007·20 cites·18 claims
- 0478US7767701B2Chemical compoundsGLAXOSMITHKLINE LLC·Filed 2003·Granted Aug 3, 2010·13 cites·6 claims
- 0576US7981903B22-[2-{phenylamino}-1H-pyrrolo[2,3-D]pyrimidin-4-yl)amino] benzamide derivatives as IGF-1R inhibitors for the treatment of cancerGLAXOSMITHKLINE LLC·Filed 2008·Granted Jul 19, 2011·4 cites·17 claims
- 0675US5945450ANaphthalene derivativeTEIJIN LTD·Filed 1995·Granted Aug 31, 1999·22 cites·24 claims
- 0759US5661148APyrrolo[2,3-d]pyrimidine derivatives, process for producing the same and pharmaceutical preparation comprising the same as active ingredientTEIJIN LTD·Filed 1995·Granted Aug 26, 1997·9 cites·12 claims
- 0855US2007249600A1Chemical compoundsCHEUNG MUI·Filed 2007·Application pending·0 cites
- 0948US5808144ABenzene derivativesTEIJIN LTD·Filed 1995·Granted Sep 15, 1998·4 cites·15 claims
- 1042US2007249599A1Novel Chemical CompoundsDUFFY KEVIN J·Filed 2005·Application pending·0 cites
- 1134US2009270456A1Novel chemical compoundsHASEGAWA MASAICHI·Filed 2005·Application pending·0 cites
- 1233US2007117818A1Pyrimidinone compounds useful as kinase inhibitorsHASEGAWA MASAICHI·Filed 2005·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →