Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8638845 | Channel state information compressing apparatus and method, channel state information expanding apparatus and method, computer programs, receiver, and transmitter | Yasuyuki Hatakawa, Riichirou Nagareda | 2014-01-28 |
| 8014335 | Wireless network system, relay terminal and program | Takayuki Warabino, Kenji Saito | 2011-09-06 |
| 7877057 | Wireless communication system, relay station device and base station device | Haruki Izumikawa | 2011-01-25 |
| 7123941 | Radio LAN master station system | Hiroyasu Ishikawa, Takayuki Warabino, Naoki Fuke, Keizo Sugiyama, Hideyuki Shinonaga | 2006-10-17 |