Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9772444 | Optical fiber | Takayuki Kitamura, Tatsuya Kishi, Ryo Maruyama | 2017-09-26 |
| 9739935 | Optical fiber and manufacturing method thereof | Tatsuya Kishi, Takayuki Kitamura | 2017-08-22 |