Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847390 | Cyclopentane derivatives | Takayoshi Yamauchi, Kaneaki Hattori, Kentaro Tamaki | 1989-07-11 |
| 4795831 | Cyclopentane derivatives | Takayoshi Yamauchi, Kaneaki Hattori, Kentaro Tamaki | 1989-01-03 |
| 4716241 | Cyclopentane derivatives | Takayoshi Yamauchi, Kaneaki Hattori, Kentaro Tamaki | 1987-12-29 |