Inventor
TAGAMI KATSUYA
JP30 patents
⚠️ This page may combine multiple inventors who share the name “TAGAMI KATSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EISAI CO LTD
27 patentsUS5045552ASep 3, 1991
Pyridine derivatives having anti-ulcerative activity
EISAI CO LTD140 citations98
US6630463B2Oct 7, 2003
Heterocycle-containing carboxylic acid derivative and drug containing the same
EISAI CO LTD62 citations96
US6329402B1Dec 11, 2001
Heterocycle-containing carboxylic acid derivative and drug containing the same
EISAI CO LTD47 citations96
US5977108ANov 2, 1999
Heterocycle-containing carboxylic acid derivative and drug containing the same
EISAI CO LTD68 citations96
US5719303AFeb 17, 1998
Phosphonic acid derivatives
EISAI CO LTD70 citations95
US5385942AJan 31, 1995
Quinone derivatives and pharmacological use
EISAI CO LTD48 citations95
US5210239AMay 11, 1993
Ouinone derivatives and pharmacological use
EISAI CO LTD49 citations95
US6541474B2Apr 1, 2003
Heterocycle-containing carboxylic acid derivative and drug containing the same
EISAI CO LTD24 citations92
US6358995B1Mar 19, 2002
Carboxylic acid derivatives having fused rings
EISAI CO LTD20 citations92
US6110959AAug 29, 2000
Carboxylic acid derivatives having fused rings
EISAI CO LTD19 citations92
US5998445ADec 7, 1999
Pyridine derivatives having anti-ulcerative activity
EISAI CO LTD23 citations92
US5977125ANov 2, 1999
Mono-or polyenic carboxylic acid derivatives
EISAI CO LTD23 citations92
US6313303B1Nov 6, 2001
Process for the preparation of pyridine derivatives
EISAI CO LTD27 citations90
US6030964AFeb 29, 2000
Mono- or polyenic carboxylic acid derivatives
EISAI CO LTD15 citations81
US6121309ASep 19, 2000
Fused-ring carboxylic acid derivatives
EISAI CO LTD13 citations73
US5708013AJan 13, 1998
Pyridine derivative and therapeutic agent for ulcer comprising the same
EISAI CO LTD10 citations73
US5453524ASep 26, 1995
Phosphorus-containing isoprenoid derivatives
EISAI CO LTD8 citations73
US6420363B1Jul 16, 2002
Mono- or polyenic carboxylic acid derivatives
EISAI CO LTD3 citations62
US6291508B1Sep 18, 2001
Mono- or polyenic carboxylic acid derivatives
EISAI CO LTD1 citations62
US6133283AOct 17, 2000
Mono- or polyenic carboxylic acid derivatives
EISAI CO LTD1 citations62
US5635519AJun 3, 1997
Benzothiazole compounds which are substituted by pyridymethyl
EISAI CO LTD3 citations62
US5329010AJul 12, 1994
Quinone derivatives
EISAI CO LTD3 citations62
US5300518AApr 5, 1994
Pyridyl substituted benzothiazole compounds which have useful pharmaceutical utility
EISAI CO LTD1 citations62
US5298649AMar 29, 1994
Naphthalene derivative
EISAI CO LTD4 citations62
US5239079AAug 24, 1993
Pyridinium salt and pharmacological composition containing the same
EISAI CO LTD3 citations62
US5134111AJul 28, 1992
Naphthalene derivative
EISAI CO LTD3 citations62
US5420144AMay 30, 1995
Pyridyl substituted benzothiazole compounds which have useful pharmaceutical utility
EISAI CO LTD0 citations52