Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6650841 | Optical subscriber line terminal unit and a state transition control method | Tamotsu Matsuo, Kenji Miura, Takashi Monzawa, Yoshimi Toyoda, Toshinori Koyanagi +1 more | 2003-11-18 |
| 6647210 | Delay adjustment unit and method, optical network unit, and communication system | Yoshimi Toyoda, Takashi Monzawa, Tamotsu Matsuo, Kenji Miura, Toshinori Koyanagi +2 more | 2003-11-11 |