Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10723650 | Optical fiber preform | Keisei MORITA, Yoshiaki Tamura | 2020-07-28 |
| 10656326 | Optical fiber | Yoshiaki Tamura, Yuki Kawaguchi | 2020-05-19 |
| 10656329 | Optical fiber | Yoshiaki Tamura, Keisei MORITA, Yuki Kawaguchi | 2020-05-19 |
| 10550030 | Optical fiber | Yoshiaki Tamura, Keisei MORITA | 2020-02-04 |