Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7406079 | Repeater and an inter-network repeating method | Yasushi Yokomitsu, Akio Yao, Toshiyuki Hamasaki, Hiroshi Konishi, Yuji Mitsunaga +2 more | 2008-07-29 |
| 6597292 | Wireless transmission apparatus and control system | — | 2003-07-22 |
| 6430209 | Spread spectrum communication apparatus | Akihiro Matsubara | 2002-08-06 |
| 5799241 | Radio apparatus | Akihiro Matsubara | 1998-08-25 |