Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D499398 | Optical communication apparatus | Hiroyuki Tomino | 2004-12-07 |
| D481379 | Optical wireless communication device | Mika Maezawa, Shintaro Yokota, Yuichiro Gannen | 2003-10-28 |