Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8896392 | Transmission system | — | 2014-11-25 |
| 8373445 | Transmission input circuit | — | 2013-02-12 |
| 8362808 | Transmission input circuit | — | 2013-01-29 |
| 6313548 | Power switching device | — | 2001-11-06 |
| 6249220 | Detected information display system in fire detecting system | Yukiko Kaji, Kiyoaki Koyama, Hiroyuki Tatsuno, Naoya Matsuoka, Kumiko Ando | 2001-06-19 |
| 4752698 | Emergency supervisory system | Akira Furuyama, Yoshinori Kojima, Naoya Matsuoka, Sadataka Yuchi, Louis Fournier +1 more | 1988-06-21 |