Inventor
OZAKI FUMIHIRO
JP27 patents
⚠️ This page may combine multiple inventors who share the name “OZAKI FUMIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EISAI CO LTD
24 patentsUS5716993AFeb 10, 1998
Anthranilic acid derivatives
EISAI CO LTD116 citations98
US7265108B2Sep 4, 2007
Nitrogen containing heterocyclic compounds and medicines containing the same
EISAI CO LTD89 citations96
US6995144B2Feb 7, 2006
Nitrogen containing heterocyclic compounds and medicines containing the same
EISAI CO LTD78 citations96
US5849741ADec 15, 1998
Fused pyridazine compounds
EISAI CO LTD50 citations96
US7244730B2Jul 17, 2007
2-iminopyrrolidine derivatives
EISAI CO LTD43 citations94
US6518423B1Feb 11, 2003
Benzopiperidine derivatives
EISAI CO LTD27 citations91
US6784192B2Aug 31, 2004
Piperidine compound and pharmaceutical composition thereof
EISAI CO LTD19 citations82
US6699870B2Mar 2, 2004
Phthalazine compounds and therapeutic agents for erectile dysfunction
EISAI CO LTD9 citations73
US6218392B1Apr 17, 2001
Fused pyridazine compounds
EISAI CO LTD14 citations73
US5607953AMar 4, 1997
Butenoic or propenoic acid derivative
EISAI CO LTD13 citations73
US5382595AJan 17, 1995
Butenoic or propenoic acid derivative
EISAI CO LTD13 citations73
US5177089AJan 5, 1993
Butenoic or propenoic acid derivative
EISAI CO LTD11 citations73
US5047417ASep 10, 1991
Butenoic or propenoic acid derivatives
EISAI CO LTD12 citations73
US6498159B1Dec 24, 2002
Phthalazine derivatives and remedies for erectile dysfunction
EISAI CO LTD5 citations62
US5292770AMar 8, 1994
Butenoic acid derivatives
EISAI CO LTD2 citations62
US5498634AMar 12, 1996
Thioformamide derivatives
EISAI CO LTD1 citations61
US5430059AJul 4, 1995
Butenoic acid derivatives
EISAI CO LTD0 citations52
US5166188ANov 24, 1992
Butenoic acid derivatives
EISAI CO LTD1 citations52
US5606061AFeb 25, 1997
Thioformamide derivatives
EISAI CO LTD0 citations51
US5605907AFeb 25, 1997
Cyclohexane derivatives
EISAI CO LTD0 citations51
US5478839ADec 26, 1995
Cyclohexane derivatives
EISAI CO LTD0 citations51
US5444066AAug 22, 1995
Thioformamide derivatives having hypotensive activity
EISAI CO LTD0 citations51
US4959376ASep 25, 1990
1,4-benzodioxane derivatives
EISAI CO LTD0 citations51
US4794118ADec 27, 1988
1,4-benzodioxane derivatives
EISAI CO LTD1 citations51