Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4931555 | Disulfide substituted oxazetidine derivatives | Takashi Kamiya, Tsutomu Teraji, Osamu Nakaguit, Teruo Oku, Hitoshi Nakamura +1 more | 1990-06-05 |
| 4472300 | Azetidinone derivatives and process for preparation thereof | Takashi Kamiya, Masashi Hashimoto, Osamu Nakaguti, Teruo Oku, Youichi Shiokawa +5 more | 1984-09-18 |
| 4435321 | Azetidinone 4-disulfides | Takashi Kamiya, Tsutomu Teraji, Osamu Nakaguti, Teruo Oku | 1984-03-06 |
| 4267340 | Disulfide substituted oxazetidine derivatives | Takashi Kamiya, Tsutomu Teraji, Osamu Nakaguti, Teruo Oku, Hitoshi Nakamura +1 more | 1981-05-12 |
| 4214094 | Substituted-phenyl substituted-alkyl ethers and the preparation thereof | Takashi Kamiya | 1980-07-22 |
| 4207234 | 4-Unsubstituted azetidinone derivatives and process for preparation thereof | Takashi Kamiya, Masashi Hashimoto, Osamu Nakaguti, Teruo Oku, Youichi Shiokawa +5 more | 1980-06-10 |