Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5592206 | Write head for fluorescent printer | Hiroshi Watanabe, Toshimitsu Fuyuki | 1997-01-07 |
| 5177330 | Key board switch | Hisamitsu Takahashi, Tatsuo Yamaura, Takao Kishino | 1993-01-05 |