KT

Katsuya Tagami

EI Eisai: 28 patents #12 of 998Top 2%
Overall (All Time): #126,148 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
6630463 Heterocycle-containing carboxylic acid derivative and drug containing the same Kouichi Kikuchi, Hiroyuki Yoshimura, Shigeki Hibi, Mitsuo Nagai, Shinya Abe +5 more 2003-10-07
6541474 Heterocycle-containing carboxylic acid derivative and drug containing the same Kouichi Kikuchi, Hiroyuki Yoshimura, Shigeki Hibi, Mitsuo Nagai, Shinya Abe +5 more 2003-04-01
6420363 Mono- or polyenic carboxylic acid derivatives Shigeki Hibi, Kouichi Kikuchi, Hiroyuki Yoshimura, Mitsuo Nagai, Shinya Abe +9 more 2002-07-16
6358995 Carboxylic acid derivatives having fused rings Hiroyuki Yoshimura, Mitsuo Nagai, Shigeki Hibi, Kouichi Kikuchi, Takashi Sato +8 more 2002-03-19
6329402 Heterocycle-containing carboxylic acid derivative and drug containing the same Kouichi Kikuchi, Hiroyuki Yoshimura, Shigeki Hibi, Mitsuo Nagai, Shinya Abe +5 more 2001-12-11
6313303 Process for the preparation of pyridine derivatives Nobuo Niikawa, Akio Kayano, Hirofumi Kuroda 2001-11-06
6291508 Mono- or polyenic carboxylic acid derivatives Shigeki Hibi, Kouichi Kikuchi, Hiroyuki Yoshimura, Mitsuo Nagai, Shinya Abe +9 more 2001-09-18
6133283 Mono- or polyenic carboxylic acid derivatives Shigeki Hibi, Kouichi Kikuchi, Hiroyuki Yoshimura, Mitsuo Nagai, Shinya Abe +9 more 2000-10-17
6121309 Fused-ring carboxylic acid derivatives Hiroyuki Yoshimura, Mitsuo Nagai, Shigeki Hibi, Kouichi Kikuchi, Takashi Sato +8 more 2000-09-19
6110959 Carboxylic acid derivatives having fused rings Hiroyuki Yoshimura, Mitsuo Nagai, Shigeki Hibi, Kouichi Kikuchi, Takashi Sato +8 more 2000-08-29
6030964 Mono- or polyenic carboxylic acid derivatives Shigeki Hibi, Kouichi Kikuchi, Hiroyuki Yoshimura, Mitsuo Nagai, Shinya Abe +9 more 2000-02-29
5998445 Pyridine derivatives having anti-ulcerative activity Shigeru Souda, Norihiro Ueda, Shuhei Miyazawa, Seiichiro Nomoto, Makoto Okita +8 more 1999-12-07
5977108 Heterocycle-containing carboxylic acid derivative and drug containing the same Kouichi Kikuchi, Hiroyuki Yoshimura, Shigeki Hibi, Mitsuo Nagai, Shinya Abe +5 more 1999-11-02
5977125 Mono-or polyenic carboxylic acid derivatives Shigeki Hibi, Kouichi Kikuchi, Hiroyuki Yoshimura, Mitsuo Nagai, Shinya Abe +9 more 1999-11-02
5840910 Pyridine derivatives having anti-ulcerative activity Shigeru Souda, Norihiro Ueda, Shuhei Miyazawa, Seiichiro Nomoto, Makoto Okita +8 more 1998-11-24
5719303 Phosphonic acid derivatives Ichirou Yoshida, Hironori Ikuta, Yoshio Fukuda, Yoshihito Eguchi, Makoto Kaino +7 more 1998-02-17
5708013 Pyridine derivative and therapeutic agent for ulcer comprising the same Shigeru Souda, Norihiro Ueda, Shuhei Miyazawa, Seiichiro Nomoto, Makoto Okita +8 more 1998-01-13
5635519 Benzothiazole compounds which are substituted by pyridymethyl Yasushi Okamoto, Shigeki Hibi, Hirotoshi Numata, Naoki Kobayashi, Masanobu Shinoda +6 more 1997-06-03
5527948 Naphthalene derivative Makoto Okita, Hiroshi Shirota, Masayuki Tanaka, Toshihiko Kaneko, Shigeki Hibi +13 more 1996-06-18
5453524 Phosphorus-containing isoprenoid derivatives Ichirou Yoshida, Naoki Kobayashi, Yoshio Fukuda, Yoshihito Eguchi, Makoto Nakagawa +7 more 1995-09-26
5420144 Pyridyl substituted benzothiazole compounds which have useful pharmaceutical utility Yasushi Okamoto, Shigeki Hibi, Hirotoshi Numata, Naoki Kobayashi, Masanobu Shinoda +6 more 1995-05-30
5385942 Quinone derivatives and pharmacological use Shinya Abe, Yasushi Okamoto, Shigeki Hibi, Junichi Nagakawa, Kazuo Hirota +9 more 1995-01-31
5329010 Quinone derivatives Yasushi Okamoto, Shigeki Hibi, Hirotoshi Numata, Tetsuya Kawahara, Naoki Kobayashi +4 more 1994-07-12
5300518 Pyridyl substituted benzothiazole compounds which have useful pharmaceutical utility Yasushi Okamoto, Shigeki Hibi, Hirotoshi Numata, Naoki Kobayashi, Masanobu Shinoda +6 more 1994-04-05
5298649 Naphthalene derivative Makoto Okita, Hiroshi Shirota, Masayuki Tanaka, Toshihiko Kaneko, Shigeki Hibi +13 more 1994-03-29