Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9485014 | Transmission apparatus, transmission system, and failure detection method | Yasuko Nozu, Tsuyoshi Ohigawa | 2016-11-01 |
| 8781270 | Optical cross-connect apparatus | Hisashi Taketomi, Yasuko Nozu | 2014-07-15 |