Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804209 | Wireless communication control method and wireless transmission apparatus | Shigeru Sugaya, Hidemasa Yoshida, Takehiro Sugita | 2004-10-12 |
| 6728231 | Radio transmission method and radio transmission | Shigeru Sugaya, Hidemasa Yoshida | 2004-04-27 |
| 6567386 | Polling control method, transmission control apparatus and transmission apparatus | Shigeru Sugaya | 2003-05-20 |
| 6542494 | Communication control method and transmission apparatus | Shigeru Sugaya, Hidemasa Yoshida, Takehiro Sugita | 2003-04-01 |
| 6490459 | Communication control method and transmission apparatus | Shigeru Sugaya, Hidemasa Yoshida | 2002-12-03 |
| 6487238 | Signal receiving device and radio transmission device and radio transmission method | — | 2002-11-26 |