Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5179203 | Thiadiazine compound with a novel crystalline form | Hideki Ao, Yasuhiko Ishida | 1993-01-12 |
| 5162553 | Processes for preparing optically active 3,4-dihydro-3,4-epoxy-2H-1-benzopyran compounds and intermediates therefor | Mineo Tsuruda, Chiaki Kitami, Tsutomu Yamanaka | 1992-11-10 |
| 5066816 | Processes for preparing optically active 3,4-dihydro-3,4-epoxy-2H-1-benzopyran compounds and intermediates therefor | Mineo Tsuruda, Chiaki Kitami, Tsutomu Yamanaka | 1991-11-19 |
| 4258185 | Pyridazinone compounds | Toru Nakao, Osamu Yaoka | 1981-03-24 |