Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8032026 | Optical transmission apparatus, optical interface device, and optical transmission method | Tomoko Sato | 2011-10-04 |
| 7982545 | Transmission apparatus and method of switching phase lock reference frequency signal thereof | Tomoko Sato | 2011-07-19 |