Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818577 | Optical waveguide element and method for preparation thereof | Yasuhiro Anma, Tomoyuki Hayashi, Junko Ishizu | 2004-11-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818577 | Optical waveguide element and method for preparation thereof | Yasuhiro Anma, Tomoyuki Hayashi, Junko Ishizu | 2004-11-16 |