Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5237075 | Process for producing 3,4-dihydrocoumarin derivatives | Tamio Shirafuji, Kiyomi Sakai, Kensen Okusako, Yasumoto Simazu, Tetuya Suzuta | 1993-08-17 |
| 4849550 | Method for producing cycloalkanols | Tamio Shirafuji | 1989-07-18 |
| 4849551 | Method for separating cyclohexanol | Tamio Shirafuji | 1989-07-18 |
| 4691064 | Method for producing cycloalkanols | Tamio Shirafuji | 1987-09-01 |
| 4670612 | Method for producing alicyclic alcohols | Tamio Shirafuji, Kiyomi Sakai | 1987-06-02 |