Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5324730 | Phenoxyphosphoryloxymethyl cyclobutyl purines | Yuh-ichiro Ichikawa, Hiroshi Akaba, Yuka Sugawara, Kazuhisa Narita, Akira Shiozawa +5 more | 1994-06-28 |
| 5221752 | .alpha.-keto amide derivatives | Tetsuya Someno, Fumika Yamada, Yasuhiko Muraoka, Makoto Tsuda, Tomio Takeuchi +1 more | 1993-06-22 |
| 5166397 | Process for producing optically active cyclobutylamines | Kazuhisa Narita, Masashi Nagai, Yukihiro Sagawa, Akira Shiozawa | 1992-11-24 |
| 5103022 | Process for producing an optically active aminoketone derivative | Akira Shiozawa, Kazuhisa Narita, Shuji Kurashige, Takeji Sakasai, Kazuo Ohtsuki +1 more | 1992-04-07 |
| 5057535 | Derivatives of an aminoketone | Akira Shiozawa, Michio Ishikawa, Giichi Izumi, Katsuhiko Sakitama, Kazuhisa Narita +4 more | 1991-10-15 |
| 4942048 | Process for preserving food and deoxygenating composition | Yasunobu Nasu, Taichi Ogishima, Akira Dei, Haruhiko Uchida, Mitsuru Inami +2 more | 1990-07-17 |