Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345928 | Fabrication method of single-mode optical fiber preforms | Masao Kawachi, Satoru Tomaru, Takao Edahiro | 1982-08-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345928 | Fabrication method of single-mode optical fiber preforms | Masao Kawachi, Satoru Tomaru, Takao Edahiro | 1982-08-24 |