Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7788379 | Network system and information processing method | Koichiro Nakayama, Hiroki Tamura | 2010-08-31 |
| 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 |
| 7324893 | Traffic management system | Kiyohide Yamashita, Yuji Nagano, Yuji Nomura, Hiroshi Ogura, Kazuyoshi Nagai +1 more | 2008-01-29 |
| 6728248 | Optical line terminal | Kazuhiro Uchida, Kazuya Ryu, Masashi Shibata, Shinichi Fujiyoshi, Katsuhiko Hirashima +3 more | 2004-04-27 |