Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4755596 | Optically active carbacephems | Tadashi Hirata, Yukio Hashimoto, Takehiro Ogasa, Ikuo Matsukuma, Kazuo Kimura | 1988-07-05 |
| 4663450 | Optically active cephalosporin analogs | Tadashi Hirata, Yukio Hashimoto, Takehiro Ogasa, Akira Sato, Kiyoshi Sato +1 more | 1987-05-05 |
| 4650869 | DX-52-1 compounds and process for preparing the same | Tadashi Hirata, Keiichi Takahashi, Makoto Morimoto, Yuko Arai | 1987-03-17 |
| 4416820 | Indole derivatives and a method for production of peptides | Tsunehiko Fukuda, Masahiko Fujino | 1983-11-22 |
| 4369178 | Glucosamine peptide derivatives, their production and use | Yuichi Yamamura, Ichiro Azuma | 1983-01-18 |
| 4332896 | Process for producing cephalosporin analogs | Yukio Hashimoto, Kazuo Kimura, Tadashi Hirata, Takehiro Ogasa, Ikuo Matsukuma | 1982-06-01 |
| 4316958 | Process for producing optically active cephalosporin analogs | Tadashi Hirata, Yukio Hashimoto, Takehiro Ogasa, Ikuo Matsukuma, Kazuo Kimura | 1982-02-23 |
| 4314998 | 6-Deoxyglucosamine-peptide derivatives, their production and use | Yuichi Yamamura, Akira Hasegawa, Ichiro Azuma | 1982-02-09 |
| 4302540 | Process of producing optically active cephalosporin analogs by enzyme selective deacylation | Tadashi Hirata, Yukio Hashimoto, Takehiro Ogasa, Akira Sato, Kiyoshi Sato +1 more | 1981-11-24 |
| 4287242 | Spray-coating process | Takeshi Monden, Yoshiro Shiba, Toshihiro Momonaka, Kazuo Oda | 1981-09-01 |