Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875218 | Thin-film coated waveguide laser | Akihito Hongo, Tsuneo Shiota, Shigeo Nishida, Yoshihiko Wagatsuma | 1989-10-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875218 | Thin-film coated waveguide laser | Akihito Hongo, Tsuneo Shiota, Shigeo Nishida, Yoshihiko Wagatsuma | 1989-10-17 |