Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813433 | Method for manufacturing optical waveguide and optical waveguide device, optical waveguide device and optical waveguide, and optical communication apparatus using optical waveguide device | Yoshiyuki Komura, Kazuyuki Hayamizu, Toshinari Mori, Hayami Hosokawa | 2004-11-02 |