Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8130782 | Control system using a mini slot signal in a passive optical network | Toshikazu Yoshida, Hiroaki Mukai, Seiji Kozaki | 2012-03-06 |
| 7496294 | Optical multi-branch communication system | Michiya Takemoto, Toshikazu Yoshida, Hiroaki Mukai, Hiroshi Ichibangase, Seiji Kozaki +1 more | 2009-02-24 |
| 7443874 | Control system using a mini slot signal in a passive optical network | Toshikazu Yoshida, Hiroaki Mukai, Seiji Kozaki | 2008-10-28 |
| 7403518 | Packet transmission system, packet transmission method, packet transmission program, and recording medium on which the recorded program is recorded | Mitsuru Tsuchida, Ryusuke Kawate, Eiichi Horiuchi, Hiroaki Mukai, Michiya Takemoto | 2008-07-22 |
| 7039066 | Dynamic bandwidth assignment system and dynamic bandwidth assignment method capable of reducing cell transmission delay | Takamasa Suzuki, Minoru Akita, Seiji Kozaki, Tetsuya Yokotani | 2006-05-02 |
| 7020162 | Optical distribution network system with large usable bandwidth for DBA | Mitsuyoshi Iwasaki, Toshikazu Yoshida, Hiroshi Ichibangase | 2006-03-28 |