Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5616715 | Dihydropyridine-3, 5-dicarboxylic acid ester derivatives | Kazuharu Tamazawa, Tadao Kojima, Hideki Arima, Yasuo Isomura, Minoru Okada +2 more | 1997-04-01 |
| 5463064 | Dihydropyridine-3,5-dicarboxylic acid ester derivatives | Kazuharu Tamazawa, Tadao Kojima, Hideki Arima, Yasuo Isomura, Minoru Okada +2 more | 1995-10-31 |
| 5364872 | Dihydropyridine-3,5-dicarboxylic acid ester derivatives | Kazuharu Tamazawa, Tadao Kojima, Hideki Arima, Yasuo Isomura, Minoru Okada +2 more | 1994-11-15 |
| 4845211 | Amino-3-substituted-methyl-3-cephem-4-carboxylic acid and lower alkylsilyl derivatives thereof | Tadao Shibanuma, Kohji Nakano, Noriaki Nagano, Ryuichiro Hara, Akio Koda +1 more | 1989-07-04 |
| 4699980 | Process for preparing 3-substituted-methyl-3-cephem derivatives | Tadao Shibanuma, Kohji Nakano, Noriaki Nagano, Ryuichiro Hara, Akio Koda +1 more | 1987-10-13 |
| 4690921 | Cephalosporin compounds and salts thereof | Tadao Shibanuma, Noriaki Nagano, Ryuichiro Hara, Kohji Nakano, Akio Koda +1 more | 1987-09-01 |
| 4608373 | Cephem compounds | Tadao Shibanuma, Kohji Nakano, Noriaki Nagano, Ryuichiro Hara | 1986-08-26 |
| 4581353 | Cephalosporin derivative and pharmaceutical composition | Masaru Iwanami, Akio Koda | 1986-04-08 |
| 4474779 | Cephalosporin compounds | Noriaki Nagano, Kohji Nakano, Tadao Shibanuma | 1984-10-02 |
| 4311842 | Cephalosporin compounds | Akio Koda, Ichiro Isaka | 1982-01-19 |