Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11772006 | Method for cleaning vaporizer and vaporization apparatus | Hiroki Otani, Toshiyuki Asai | 2023-10-03 |
| 11577984 | Method for manufacturing optical fiber preform, optical fiber preform, method for manufacturing optical fiber, and optical fiber | Tomohiro Gonda | 2023-02-14 |
| 11524917 | Multiple tube burner for synthesizing porous material and apparatus for synthesizing porous material | — | 2022-12-13 |
| 9856164 | Optical fiber preform and method of manufacturing optical fiber | — | 2018-01-02 |
| 7239784 | Optical fiber, method for manufacturing same and optical transmission channel | Shuhei Hayami, Yohei Uchida | 2007-07-03 |
| 7095940 | Optical fiber, method for manufacturing same and optical transmission channel | Shuhei Hayami, Yohei Uchida | 2006-08-22 |
| 6901195 | Optical fiber and an optical transmission system using the optical fiber | Fumio Takahashi | 2005-05-31 |
| 6665482 | Optical fiber and optical transmission line | Yohei Uchida, Hiroaki Oonuma | 2003-12-16 |