Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7928610 | Two-hand switch device | Tatsuya Iida, Manabu Shutto, Toshiki Koshi, Takashi Tanaka | 2011-04-19 |
| 7888825 | Worker safety management system | Tatsuya Iida, Manabu Shutto, Toshiki Koshi, Takashi Tanaka | 2011-02-15 |