Inventor
KOSASA TAKASHI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “KOSASA TAKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EISAI CO LTD
13 patentsUS5100901AMar 31, 1992
Cyclic amine compounds and pharmaceutical use
EISAI CO LTD128 citations98
US4895841AJan 23, 1990
Cyclic amine compounds with activity against acetylcholinesterase
EISAI CO LTD325 citations98
US6677330B1Jan 13, 2004
Fluorides of 4-substituted piperidine derivatives
EISAI CO LTD26 citations91
US6706741B2Mar 16, 2004
Acetylcholinesterase inhibitors containing 1-benzyl-pyridinium salts
EISAI CO LTD13 citations83
US6277866B1Aug 21, 2001
1-benzyl-4[(5,6-dimethoxy-2-fluoro-1-indanon)-2-yl]methylpiperidine
EISAI CO LTD17 citations83
US5292735AMar 8, 1994
Cyclic amide derivatives
EISAI CO LTD11 citations81
US7091218B1Aug 15, 2006
4-substituted piperidine compound
EISAI CO LTD8 citations73
US5504088AApr 2, 1996
2H-3,4-tetrahydroquinazoline-2-one and 2H-3,4-tetrahydroquinalozine-2,4-dione derivatives, pharmaceutical compositions and methods of treatment
EISAI CO LTD3 citations73
US5620976AApr 15, 1997
Benzoxazine derivatives
EISAI CO LTD1 citations62
US6906083B2Jun 14, 2005
4-substituted piperidine compound
EISAI CO LTD1 citations51
US5919778AJul 6, 1999
Cyclic amide derivatives
EISAI CO LTD0 citations51
US5654308AAug 5, 1997
Bicyclic amide derivatives, compositions and methods of treatment
EISAI CO LTD0 citations51
US5521182AMay 28, 1996
1,2,3,4 tetrahydropteridinone cyclic amide derivatives
EISAI CO LTD0 citations51