Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5071613 | Method for producing polyurethane type composite | Takao Fukami, Koji Kanaya | 1991-12-10 |
| 5071939 | Method for preparing polyisocyanurate composite | Takao Fukami, Koji Kanaya | 1991-12-10 |
| 4217056 | Type action for a power-driven typewriter | — | 1980-08-12 |