Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4554856 | Music box with indicator hoist mechanism | — | 1985-11-26 |
| 4525727 | Electroosmotic ink printer | Tadao Kohashi, Hiroyuki Irie, Susumu Ide | 1985-06-25 |
| 4481520 | Electroosmotic ink printer head | Tadao Kohashi | 1984-11-06 |