Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10267984 | Optical fiber | Takayuki Kitamura | 2019-04-23 |
| 10067287 | Optical fiber and method of manufacturing the same | Tatsuya Kishi, Takayuki Kitamura | 2018-09-04 |
| 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 |
| 8978421 | Muffle tube inspection method and manufacturing method of silica glass-based optical fiber preform | — | 2015-03-17 |