Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6947631 | Waveguide-type optical multiplexer/demultiplexer | Hideaki Arai, Takafumi Chiba, Hisato Uetsuka | 2005-09-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6947631 | Waveguide-type optical multiplexer/demultiplexer | Hideaki Arai, Takafumi Chiba, Hisato Uetsuka | 2005-09-20 |