Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845211 | Amino-3-substituted-methyl-3-cephem-4-carboxylic acid and lower alkylsilyl derivatives thereof | Tadao Shibanuma, Kohji Nakano, Noriaki Nagano, Yukiyasu Murakami, Ryuichiro Hara +1 more | 1989-07-04 |
| 4699980 | Process for preparing 3-substituted-methyl-3-cephem derivatives | Tadao Shibanuma, Kohji Nakano, Noriaki Nagano, Yukiyasu Murakami, Ryuichiro Hara +1 more | 1987-10-13 |
| 4690921 | Cephalosporin compounds and salts thereof | Tadao Shibanuma, Noriaki Nagano, Ryuichiro Hara, Kohji Nakano, Atsuki Yamazaki +1 more | 1987-09-01 |
| 4581353 | Cephalosporin derivative and pharmaceutical composition | Masaru Iwanami, Yukiyasu Murakami | 1986-04-08 |
| 4311842 | Cephalosporin compounds | Ichiro Isaka, Yukiyasu Murakami | 1982-01-19 |