Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6100482 | Pushbutton switch and input device using the same | Tetsuya Koma, Takefumi Inoue | 2000-08-08 |
| 5901837 | Push button switch and manufacturing method of the same | — | 1999-05-11 |