Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6980707 | Waveguide type variable optical attenuator | Takafumi Chiba, Satoshi Takasugi, Hisato Uetsuka | 2005-12-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6980707 | Waveguide type variable optical attenuator | Takafumi Chiba, Satoshi Takasugi, Hisato Uetsuka | 2005-12-27 |