Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7292695 | Bone conductive speaker | — | 2007-11-06 |
| 7076077 | Bone conduction headset | Tomoya Atsumi, Mikio Fukuda | 2006-07-11 |
| 6222657 | Infrared transceiving apparatus | Shouji Fujino, Hiroaki Yanagisawa, Jiro Nawa | 2001-04-24 |