Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5128465 | Process for the preparation of cephem derivatives and intermediates therefor | Takashi Kamiya, Toshihiko Naito, Yuuki Komatu, Takaharu Nakamura, Manabu Sasho +4 more | 1992-07-07 |
| 5089491 | 3-propenylcephem derivative | Takashi Kamiya, Toshihiko Naito, Shigeto Negi, Yuuki Komatu, Takaharu Nakamura +6 more | 1992-02-18 |
| 5006649 | 3-propenylcephem derivative | Takashi Kamiya, Toshihiko Naito, Shigeto Negi, Yuuki Komatu, Takaharu Nakamura +6 more | 1991-04-09 |
| 4929612 | Thiadiazolylacetamide cephem derivatives | Yoshimasa Machida, Shigeto Negi, Takashi Kamiya, Yuuki Komatu, Isao Sugiyama +5 more | 1990-05-29 |
| 4921850 | 3-propenylcephem derivative | Takashi Kamiya, Toshihiko Naito, Shigeto Negi, Yuuki Komatu, Takaharu Nakamura +6 more | 1990-05-01 |