Issued Patents 2003
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6665467 | Optical wavelength filter | — | 2003-12-16 |
| 6657771 | Optical switch having optical deflector | — | 2003-12-02 |
| 6591036 | Optical multiplexing/demultiplexing device | — | 2003-07-08 |
| 6574392 | Wavelength router | — | 2003-06-03 |
| 6553164 | Y-branch waveguide | Hideki Ono | 2003-04-22 |
| 6553162 | Optical multiplexer-demultiplexer with mutually intersecting sub-gratings | — | 2003-04-22 |
| 6507690 | Optical device | — | 2003-01-14 |