IO

Issei Ohtsuka

EI Eisai: 7 patents #173 of 998Top 20%
Overall (All Time): #763,896 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5719303 Phosphonic acid derivatives Ichirou Yoshida, Hironori Ikuta, Yoshio Fukuda, Yoshihito Eguchi, Makoto Kaino +7 more 1998-02-17
5668136 Trisubstituted benzene derivatives, composition and methods of treatment Teiji Kimura, Nobuhisa Watanabe, Yasutaka Takase, Kenji Hayashi, Makoto Matsui +8 more 1997-09-16
5462958 Benzene derivatives and method of treating arteriosclerosis with benzene derivatives Kenji Hayashi, Nobuhisa Watanabe, Koichi Nose, Hiroshi Tanaka, Motoji Kokushi +4 more 1995-10-31
5453524 Phosphorus-containing isoprenoid derivatives Katsuya Tagami, Ichirou Yoshida, Naoki Kobayashi, Yoshio Fukuda, Yoshihito Eguchi +7 more 1995-09-26
4874869 Hydantoin derivatives and medicines containing the same Kouichiro Ueda, Satoru Tanaka, Toshinobu Kunii, Kengo Kagei, Tadashi Sato +4 more 1989-10-17
4780472 Hydantoin derivatives for treating complications of diabetes Kouichiro Ueda, Satoru Tanaka, Toshinobu Kunii, Kengo Kagei, Tadashi Sato +4 more 1988-10-25
4540704 Treating complications of diabetes mellitus with hydantoin derivatives Kouichiro Ueda, Satoru Tanaka, Toshinobu Kunii, Kengo Kagei, Tadashi Sato +4 more 1985-09-10