Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11274917 | Method of measuring optical fiber preform | — | 2022-03-15 |
| 11097975 | Apparatus for manufacturing optical fiber preform | — | 2021-08-24 |
| 11091384 | Method of manufacturing porous glass deposition body for optical fiber | — | 2021-08-17 |
| 10829405 | Method for producing porous glass deposit for optical fiber | Hiroki Kojima | 2020-11-10 |
| 9731993 | Method for producing porous glass base material | Makoto Yoshida, Yuichi Matsunaga | 2017-08-15 |
| 9221710 | Glass fine particle synthesis burner, glass fine particle deposition body manufacturing method, and glass fine particle deposition apparatus | — | 2015-12-29 |
| 8135255 | Optical fiber | Hiroshi Oyamada | 2012-03-13 |