Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6690852 | Optical multiplexer/demultiplexer | Hirokuni Ogawa, Katsutoshi Kohmoto, Kenichiro Asano, Hideyuki Hosoya | 2004-02-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6690852 | Optical multiplexer/demultiplexer | Hirokuni Ogawa, Katsutoshi Kohmoto, Kenichiro Asano, Hideyuki Hosoya | 2004-02-10 |