Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4379336 | Modular calculator with separable keyboard and display modules | Hideo Yamamoto, Susumu Takase | 1983-04-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4379336 | Modular calculator with separable keyboard and display modules | Hideo Yamamoto, Susumu Takase | 1983-04-05 |