Issued Patents 2021
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181684 | Optical fiber | Yoshiaki Tamura, Keisei MORITA | 2021-11-23 |
| 11118005 | Composition, hole transport material composition, and ink composition | Kazuyuki KAMO, Kenichi Ishitsuka, Tomotsugu SUGIOKA, Yuki YOSHINARI, Ryo HONNA +1 more | 2021-09-14 |
| 11048040 | Optical fiber | Yoshiaki Tamura, Keisei MORITA, Yuki Kawaguchi | 2021-06-29 |
| 10989864 | Optical fiber, coated optical fiber, and optical transmission system | Yuki Kawaguchi, Yoshiaki Tamura | 2021-04-27 |