Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649037 | Optical waveguide component and a light signal processing method using the same | Isao Ohyama, Shiro Nakamura, Takeo Shimizu, Hisaharu Yanagawa | 1997-07-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5649037 | Optical waveguide component and a light signal processing method using the same | Isao Ohyama, Shiro Nakamura, Takeo Shimizu, Hisaharu Yanagawa | 1997-07-15 |