Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6087966 | Keyboard device having height changeable key tops | — | 2000-07-11 |
| 5463195 | Key switch | Makoto Watanabe, Isao Mochizuki, Takeyuki Takagi, Hiroaki Okada | 1995-10-31 |
| 5399822 | Keyswitch device | Isao Mochizuki, Makoto Watanabe | 1995-03-21 |
| 5278372 | Keyboard having connecting parts with downward open recesses | Takeyuki Takagi, Makoto Watanabe, Isao Mochizuki | 1994-01-11 |
| 5278374 | Assembly with an asymmetrical resilient spring | Takeyuki Takagi, Makoto Watanabe, Isao Mochizuki | 1994-01-11 |
| 4698626 | Coordinate-data input device for CRT display having cursor travel control means | Satoshi Furukawa | 1987-10-06 |