Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4966434 | Optical fiber cable | Shinichi Yonechi, Masaaki Kawase | 1990-10-30 |
| 4491386 | Optical fiber cable and process for production thereof | Yukiyasu Negishi, Yasunori Saito, Shigeru Tanaka | 1985-01-01 |