Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7609665 | Wireless repeater, the method for wireless repeating, and data communications system | Koichiro Nakayama, Hiroki Tamura, Shinji Takao, Koji Matsunaga, Kenichi Ishikawa +2 more | 2009-10-27 |
| 7529240 | Transmission device | Junichi Sawada, Shinji Takao, Koji Matsunaga, Tatsuya Toyozumi | 2009-05-05 |
| 7020163 | Frame communication system | Toshiyuki Yoshida, Takeo Kubo, Takaharu Kajiwara, Tsuyoshi Matsumoto, Masashi Hirome | 2006-03-28 |
| 6795446 | Collective monitor and control system for plural networks | Tsuyoshi Matsumoto | 2004-09-21 |
| 5778188 | System for controlling delays in a ring by assembling subframes with a variable-delay by a master node, and with a fixed-delay by other nodes | Kenji Taniguchi, Masashi Hirome, Keiichi Furukawa | 1998-07-07 |