Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10995065 | Method for producing purified methionine and method for preventing caking of methionine | Yoshiyuki Koizumi, Naoya Yamashiro | 2021-05-04 |
| 5583216 | Methods for the manufacture of cephems | Michihiko Ochiai, Taiiti Okada, Osami Aki, Kenji Kawakita, Yoshihiro Matsushita | 1996-12-10 |
| 5304565 | Nitrogen containing heterocyclic compounds, their production and use | Kohei Nishikawa | 1994-04-19 |
| 5284661 | Fused thiophene derivatives, their production and use | Kohei Nishikawa, Takehiko Naka | 1994-02-08 |
| 4973684 | Cephem compounds | Michihiko Ochiai, Taiiti Okada, Osamu Aki, Kenji Kawakita, Yoshihiro Matsushita | 1990-11-27 |
| 4956358 | Tricyclic cepham compounds and use | Noriyoshi Noguchi, Nobuo Choh | 1990-09-11 |
| 4912212 | Cephem compounds | Michihiko Ochiai, Taiiti Okada, Osamu Aki, Kenji Kawakita, Yoshihiro Matsushita | 1990-03-27 |
| 4891427 | Tricyclic cepham compounds | Noriyoshi Noguchi, Nobuo Choh | 1990-01-02 |
| 4876251 | Tricyclic penam compounds, their production and their use | Nobuo Choh, Noriyoshi Noguchi | 1989-10-24 |
| 4851422 | Antibiotic 2-(3-oxo-2-isoxazolidinyl)-5-oxo-2-tetrahydrofuran-carboxylates | Hideaki Natsugari, Yasuhiko Kawano, Kouichi Yoshioka | 1989-07-25 |
| 4680390 | Esters of 7-[2-(2-aminothiazol-4-yl)-2-(syn)-methoxyiminoacetamido]-3-methyl-ceph- 3-em-4-carboxylic acid | Michihiko Ochiai, Yoshihiro Matsushita | 1987-07-14 |
| 4668783 | Thiazolylacetamido cephalosporin compounds | Michihiko Ochiai, Taiiti Okada, Osami Aki, Kenji Kawakita, Yoshihiro Matsushita | 1987-05-26 |
| 4520194 | Cephalosporins | Michihiko Ochiai, Yoshihiro Matsushita | 1985-05-28 |
| 4514565 | Thiazolylacetamido cephalosphorin compounds | Michihiko Ochiai, Taiiti Okada, Osami Aki, Kenji Kawakita, Yoshihiro Matsushita | 1985-04-30 |
| 4510138 | 7-[2-(2-Aminothiazol-4-yl)-2-(syn)-methoxyiminoacetamido]cephalosporin derivatives | Michihiko Ochiai, Yoshihiro Matsushita | 1985-04-09 |
| 4380541 | Cephalosporin derivatives | Michihiko Ochiai | 1983-04-19 |
| 4355160 | Thiazolylacetamido cephalosporin type compounds | Michihiko Ochiai, Taiiti Okada, Osami Aki, Kenji Kawakita, Yoshihiro Matsushita | 1982-10-19 |
| 4298606 | Thiazolylacetamido compounds | Michihiko Ochiai, Taiiti Okada, Osami Aki, Kenji Kawakita, Yoshihiro Matsushita | 1981-11-03 |
| 4278671 | 7-[2-(2-Aminothiazol-4-yl)-2-(syn)-methoxyiminoacetamido] cephalosporins | Michihiko Ochiai, Yoshihiro Matsushita | 1981-07-14 |
| 4251657 | Method for removing protective groups | Michihiko Ochiai, Toshio Miyawaki | 1981-02-17 |
| 4205180 | .alpha.-Alkoxyimino-.beta.-oxo-.gamma.-Bromobutyric acid | Michihiko Ochiai, Taiiti Okada, Osami Aki, Kenji Kawakita, Yoshihiro Matsushita | 1980-05-27 |
| 4203899 | Thiazolylacetamido compounds | Michihiko Ochiai, Taiiti Okada, Osami Aki, Kenji Kawakita, Yoshihiro Matsushita | 1980-05-20 |
| 4197298 | [3-Heterocyclic-7-(2-methoxyimino-2-aminothiazolyl) acetamido]cephalosporins | Michihiko Ochiai, Yoshihiro Matsushita | 1980-04-08 |
| 4182868 | 7-Methoxycephalosporin derivatives | Michihiko Ochiai, Yoshihiro Matsushita, Osami Aki, Taiiti Okada, Kenji Kawakita | 1980-01-08 |