Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10995692 | Internal combustion engine and control device for internal combustion engine | — | 2021-05-04 |
| 6356258 | Keypad | Syunji Kato | 2002-03-12 |
| 6295052 | Screen display key input unit | Syunji Kato | 2001-09-25 |
| 5861821 | Keyboard-type input apparatus | Syunji Kato | 1999-01-19 |
| 5547076 | Packaging structure | Yuji Doi, Takanobu Kanezashi, Yuichi Masuda | 1996-08-20 |
| 5442602 | Wristwatch case with shock absorbing members on the rear side thereof | Masaaki Hirai, Mitsuo Matsunaga | 1995-08-15 |