Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344669 | Coated glass fibers for optical transmission | Naoya Uchida, Toru Yamanishi | 1982-08-17 |
| 4334733 | Coated glass fibers for optical transmission | Mikio Takeshima, Masaaki Kawase, Toru Yamanishi | 1982-06-15 |