Issued Patents All Time
Showing 25 most recent of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5250673 | 2'-deoxy-5-substituted uridine derivatives | Jun Yamashita, Hiroshi Matsumoto, Setsuo Takeda, Tadafumi Terada, Mitsugi Yasumoto +1 more | 1993-10-05 |
| 5240845 | Mutated streptokinase proteins | Kaoruko Takada, legal heir, Tamiki Katano, Eiji Majima, Koichi Ogino, Kenji Ono +2 more | 1993-08-31 |
| 5204326 | Polypeptide derivatives and calcium metabolism improving agent | by Keiko Fujii, successor, by Shinichiro Fujii, successor, by Kaoruko Takada, successor, Yoshihito Yamamoto, Fumio Shimizu +7 more | 1993-04-20 |
| 5185337 | Pyrroloquinoline derivatives and pharmaceutical compositions for antimicrobial use | Kaoruko Takada, legal heir, Hiroshi Ishikawa, Hidetsugu Tsubouchi, Koichiro Jitsukawa | 1993-02-09 |
| 5162305 | Polypeptide derivatives | Yoshihito Yamamoto, Fumio Shimizu, Masatoshi Inai, Mitsuru Hirohashi | 1992-11-10 |
| 5155113 | Composition for increasing the anti-cancer activity of an anti-cancer compound | — | 1992-10-13 |
| 5145865 | Phenylcarboxylic acid derivatives having hetero ring | by Shinichiro Fujii, successor, by Kaoruko Takada, successor, Hiroyuki Kawamura, Shinichi Watanabe | 1992-09-08 |
| 5116600 | Composition and method for inhibiting inflammation caused by non-parenteral administration of 5-fluorouracil type compounds | Shinichiro Fujii, Kaoruko Takada, legal heir, Tetsuhiko Shirasaka, Masakazu Fukushima | 1992-05-26 |
| 5047521 | 5-fluorouracil derivatives | Mitsuru Hirohashi, Yoshihito Yamamoto, Yutaka Kojima | 1991-09-10 |
| 5037976 | 2-oxa-isocephem compounds | Hiroshi Ishikawa, Koichi Yasumura, Koichiro Jitsukawa, Sachio Toyama, Hidetsugu Tsubouchi +2 more | 1991-08-06 |
| 4999378 | Phenylcarboxylic acid derivatives | Hiroyuki Kawamura, Shinichi Watanabe | 1991-03-12 |
| 4992534 | 3'-O-,5'-O-derivatives of 2'-deoxy-5-fluorouridine | Mitsuru Hirohashi, Yoshihito Yamamoto, Yutaka Kojima | 1991-02-12 |
| 4983609 | 5-fluorouracil derivatives | — | 1991-01-08 |
| 4950662 | 2-oxa-isocephem compounds, compositions containing the same and processes for preparing the same | Hiroshi Ishikawa, Koichi Yasumura, Koichiro Jitsukawa, Sachio Toyama, Hidetsugu Tsubouchi +2 more | 1990-08-21 |
| 4914105 | Anti-cancer compositions for delivering 5-fluorouracil | Norio Unemi, Setsuo Takeda | 1990-04-03 |
| 4898876 | Benzoylpiperazine esters and a process for their production | Eizou Hattori, Mitsuteru Hirata, Koichiro Watanabe, Kazuhiro Onogi, Masahiko Nagakura | 1990-02-06 |
| 4898859 | 2-Oxa-isocephem compounds and compositions containing same | Hiroshi Ishikawa, Koichi Yasumura, Koichiro Jitsukawa, Sachio Toyama, Hidetsugu Tsubouchi +2 more | 1990-02-06 |
| 4886877 | Novel 2'-deoxy-5-substituted uridine derivatives, processes for preparing the same and antitumor agent containing the same | Jun Yamashita, Hiroshi Matsumoto, Setsuo Takeda, Tadafumi Terada, Mitsugi Yasumoto +1 more | 1989-12-12 |
| 4864021 | 5-fluorouracil derivatives | — | 1989-09-05 |
| 4831026 | 2-oxa-isocephem compounds, compositions containing same and processes of using | Hiroshi Ishikawa, Koichi Yasumura, Koichiro Jitsukawa, Sachio Toyama, Hidetsugu Tsubouchi +2 more | 1989-05-16 |
| 4824834 | Pyrazolotriazine compounds | Hiroyuki Kawamura, Hiroshi Kiyokawa, Satoshi Yamada | 1989-04-25 |
| 4797502 | Sulfonic acid ester derivatives and process for preparing same | Kazuo Ogawa, Toshihiro Hamakawa, Yoshiyuki Muranaka | 1989-01-10 |
| 4788141 | Automatic analyzer for guanase activity | Seiichiro Yamasaki, Isao Nakagawa, Nobumoto Chikazawa, Toshiharu Muraoka | 1988-11-29 |
| 4772553 | Method for determination of enzyme activity | Satoshi Sugiyama, Syouzou Sawai | 1988-09-20 |
| 4755383 | Pharmaceutical composition suitable for intestinal administration | Touru Yokoyama, Kouji Ikegaya, Nobuo Yokoo, Masahiko Nagakura | 1988-07-05 |