Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35096 | Pyrrolecarboxylic acid derivatives | Masao Taniguchi, Kohei Umezu, Tadashi Shirasaka, Shinya Inoue, Tetsuro Shinpuku +1 more | 1995-11-21 |
| 5153217 | Pyrrolealdehyde derivative | Masao Taniguchi, Tadashi Shirasaka, Kohei Umezu | 1992-10-06 |
| 5082856 | Pyrrolecarboxylic acid derivatives | Masao Taniguchi, Kohei Umezu, Tadashi Shirasaka, Shinya Inoue, Tetsuro Shinpuku +1 more | 1992-01-21 |