Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813415 | Wavelength multiplexing/demultiplexing apparatus | Haruhiko Tabuchi | 2004-11-02 |
| 6810167 | Wavelength division demultiplexing apparatus | Haruhiko Tabuchi | 2004-10-26 |
| 6798952 | Optical multiplexer/demultiplexer | — | 2004-09-28 |