Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838916 | Method for making single-polorization, single mode optical fibers | Tetsuo Miya, Yutaka Sasaki, Katusunari Okamoto, Masao Kawachi | 1989-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838916 | Method for making single-polorization, single mode optical fibers | Tetsuo Miya, Yutaka Sasaki, Katusunari Okamoto, Masao Kawachi | 1989-06-13 |