Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7375674 | Switching device and remote control using the switching device | Tetsuro Hanahara, Takaya Nakamura | 2008-05-20 |
| 6621017 | Push-button switch and multiple switch using the same | Tetsuo Murakami, Yoshihiko Kamimura | 2003-09-16 |