Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9103484 | Connection device | Toyofumi Hayashi, Tomohiko Kamimura, Satoru Fujiwara, Takuro Michinomoto | 2015-08-11 |
| 8116501 | Headset | Daisuke Kusuda, Yoshito Fujimoto | 2012-02-14 |
| D578111 | Headset | Shunji Muraoka, Mayumi Okano, Hideki Ohyama | 2008-10-07 |