Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7920791 | Passive optical network system and method of data transmission in the passive optical network | Kazuyuki Mori | 2011-04-05 |
| 7912329 | Optical-switch testing apparatus, optical-signal switching apparatus, optical-switch testing method, and control method for optical-signal switching | Yuji Tochio, Kazuyuki Mori, Atsuo Ishizuka | 2011-03-22 |