Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6724763 | Network system | — | 2004-04-20 |
| 6678502 | Wireless transmitting method, wire transmitting method, wireless transmitter and wired transmitter | Shigeru Sugaya, Hidemasa Yoshida | 2004-01-13 |