Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7524852 | Bicyclic pyrimidine derivatives | Hitoshi Arai, Tsutomu Matsumura, Hiroshi Ishida, Yosuke Yamaura, Seiji Aratake +11 more | 2009-04-28 |
| 7005430 | Fused purine derivatives | Kimihisa Ueno, Akira Ogawa, Yoshihisa Ohta, Yuji Nomoto, Kotaro Takasaki +3 more | 2006-02-28 |
| 6489331 | Remedies for diabetes | Junichi Shimada, Yoshihisa Ohta, Kotaro Takasaki, Miho Suda, Hideaki Kusaka +2 more | 2002-12-03 |
| 5079232 | Compound KS-505 useful for improving cerebral function | Keiko Ohsawa, Hiroshi Kase, Isao Kawamoto, Tohru Yasuzawa, Yutaka Saito +3 more | 1992-01-07 |
| 5004833 | KS-501 derivatives | Toru Yasuzawa, Chikara Murakata, Hiroshi Kase, Hiroshi Sano, Koji Yamada | 1991-04-02 |
| 4990693 | Novel substances KS-504a, KS-504b, KS-504d and KS-504e and process for their preparation | Koji Yamada, Katsuhiko Ando, Isao Kawamoto, Toru Yasuzawa, Hiroshi Sano +4 more | 1991-02-05 |
| 4983775 | Novel substances KS-504a, KS-504b, KS-504d and KS-504e and process for their preparation | Koji Yamada, Katsuhiko Ando, Isao Kawamoto, Toru Yasuzawa, Hiroshi Sano +4 more | 1991-01-08 |
| 4912132 | Novel substances KS-504a, KS-504b, KS-504d and KS-504e and process for their preparation | Koji Yamada, Katsuhiko Ando, Isao Kawamoto, Toru Yasuzawa, Hiroshi Sano +4 more | 1990-03-27 |
| 4868159 | Novel substances KS-501 and KS-502 and process for their preparation | Koji Yamada, Isao Kawamoto, Katsuhiko Ando, Hiroshi Sano, Toru Yasuzawa +1 more | 1989-09-19 |