Issued Patents All Time
Showing 1–25 of 146 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5663163 | Cephem compounds and processes for preparation thereof | Kazuo Sakane, Kenzi Miyai, Kohji Kawabata | 1997-09-02 |
| 5594132 | 7-acylamino-3-substituted cephalosporanic acid derivatives | Hisashi Takasugi, Takashi Masugi, Hideaki Yamanaka, Kohji Kawabata | 1997-01-14 |
| 5252731 | Cephalosporin intermediates | Hisashi Takasugi, Takashi Masugi, Hideaki Yamanaka, Kohji Kawabata | 1993-10-12 |
| 5210080 | Cephem compounds | Kazuo Sakane, Kenzi Miyai, Kohji Kawabata | 1993-05-11 |
| 5194432 | Cephem compounds | Kazuo Sakane, Kenzi Miyai, Kohji Kawabata | 1993-03-16 |
| 5162520 | Intermediates for cephem compounds | Kazuo Sakane, Kenzi Miyai, Kohji Kawabata | 1992-11-10 |
| 5110921 | 7-acylamino-3-vinylcephalosporanic acid derivatives | Hisashi Takasugi, Takashi Masugi, Hideaki Yamanaka, Kohji Kawabata | 1992-05-05 |
| 5108997 | Cephem compounds | Kazuo Sakane, Kenzi Miyai, Kohji Kawabata | 1992-04-28 |
| 5079369 | Syn-isomer of 3,7-disubstituted-3-cephem-4-carboxylic acid compounds and processes for the preparation thereof | Takashi Masugi, Hisashi Takasugi, Hiromu Kochi | 1992-01-07 |
| 5047411 | Benzazole compounds and pharmaceutical composition comprising the same | Hisashi Takasugi, Yousuke Katsura, Yoshikazu Inoue, Shigetaka Nishino | 1991-09-10 |
| 5026695 | 7-acylamino-3-substituted cephalosporanic acid derivatives | Hisashi Takasugi, Takashi Masugi, Hideaki Yamanaka, Kohji Kawabata | 1991-06-25 |
| 4990507 | N-containing heterocyclic compounds, and composition comprising the same | Hisashi Takasugi, Kimio Esumi, Atsushi Kuno, Hiroyoshi Sakai, Kazuhiro Maeda +1 more | 1991-02-05 |
| 4985555 | Cephem compounds | Zenzaburo Tozuka, Nobuyoshi Yasuda, Kohji Kawabata | 1991-01-15 |
| 4973699 | Cephem compounds and processes for preparation thereof | Zenzaburo Tozuka, Nobuyoshi Yasuda, Shintaro Nishimura | 1990-11-27 |
| 4960766 | Cephem compounds | Kazuo Sakane, Kenzi Miyai, Kohji Kawabata | 1990-10-02 |
| 4960889 | 7-acylamino-3-vinylcephalosporanic acid derivatives and processes for the preparation thereof | Hisashi Takasugi, Takashi Masugi, Hideaki Yamanaka, Kohji Kawabata | 1990-10-02 |
| 4935507 | Crystalline 7-(2-(2-aminothiazol-4-yl)-2-hydroxyiminoacetamido)-3-vinyl-3-cephem-4-c arboxylic acid (syn isomer) | Fumiyuki Shirai, Hitoshi Nakamura, Yasunobu Inaba | 1990-06-19 |
| 4931453 | Di phenylpyridazine compounds, processes for the preparation thereof and pharmaceutical compositions comprising the same | Hisashi Takasugi, Atsushi Kuno, Hiroyoshi Sakai, Yoshie Sugiyama | 1990-06-05 |
| 4927818 | Cephem compounds and processes for preparation thereof | Kazuo Sakane, Kenzi Miyai, Kohji Kawabata | 1990-05-22 |
| 4925948 | 2 amino 5 chloro thiazol-4-yl cycloalkenoxy imino acetic derivatives | Hisashi Takasugi, Masayoshi Murata, Akiteru Yoshioka | 1990-05-15 |
| 4923998 | Cephem and cepham compounds and processes for preparation thereof | Hisashi Takasugi, Kiyoshi Tsuji, Toshiyuki Chiba | 1990-05-08 |
| 4904652 | 7-acylamino-3-substituted cephalosporanic acid derivatives | Hisashi Takasugi, Takashi Masugi, Hideaki Yamanaka, Kohji Kawabata | 1990-02-27 |
| 4877873 | Syn-isomer of 3,7-disubstituted-3-cephem-4-carboxylic acid compounds and processes for the preparation thereof | Takashi Masugi, Hisashi Takasugi, Hiromu Kochi | 1989-10-31 |
| 4871730 | Cephem compounds | Zenzaburo Tozuka, Nobuyoshi Yasuda, Kohji Kawabata | 1989-10-03 |
| 4871860 | Syn-isomer of 3,7-disubstituted-3-cephem-4-caroxylic acid compounds and processes for the preparation thereof | Takashi Masugi, Hisashi Takasugi, Hiromu Kochi | 1989-10-03 |