Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815449 | LK6-A derivatives | Tsutomu Akama, Hiroyuki Nagata, Atsuhiro Hasegawa, Harumi Ue, Isami Takahashi +3 more | 2004-11-09 |
| 6613774 | Pyrrolo [4,3,2-de] quinoline derivatives | Tsutomu Akama, Hiroyuki Nagata, Atsuhiro Hasegawa, Harumi Ue, Isami Takahashi +3 more | 2003-09-02 |
| 6569652 | Process for preparing optically active 1,2-diols | Tamotsu Eguchi, Hideyo Kumazawa | 2003-05-27 |
| 6107064 | Process for producing xanthine derivatives with bacteria and fungi | Junichi Shimada, Tamotsu Eguchi, Akira Horiguchi, Tohru Yasuzawa, Hideaki Kusaka +2 more | 2000-08-22 |
| 4929551 | Process for producing L(-)-tetrahydrofolic acid | Tamotsu Eguchi, Takashi Oshiro, Yukihiro Kuge, Takayuki Uwajima | 1990-05-29 |
| 4923986 | Derivatives of physiologically active substance K-252 | Chikara Murakata, Akira Sato, Mitsuru Takahashi, Eiji Kobayashi, Makoto Morimoto +5 more | 1990-05-08 |
| 4760060 | 3-heteroaralkylthio carbacephem compounds and antibacterial pharmaceutical composition | Takehiro Ogasa, Junichi Shimada, Tadahi Hirata, Kiyoshi Sato, Ryo Okachi | 1988-07-26 |
| 4694001 | .beta.-lactam compound and a pharmaceutical composition containing the same | Tadashi Hirata, Chihiro Shiraki, Kiyoshi Sato | 1987-09-15 |
| 4640919 | 3-substituted carbacepem compounds having antibacterial effect | Takehiro Ogasa, Junichi Shimada, Tadashi Hirata, Kiyoshi Sato, Ryo Okachi | 1987-02-03 |
| 4237269 | Derivatives of fortimicin A | Moriyuki Sato, Shigeo Yoshiie, Yasuki Mori | 1980-12-02 |
| 4237272 | Derivatives of fortimicin A | Moriyuki Sato, Shigeo Yoshiie, Yasuki Mori | 1980-12-02 |
| 4226980 | Novel derivatives of fortimicin B and process for preparing same | Moriyuki Sato, Shigeo Yoshiie, Yasuki Mori | 1980-10-07 |