Issued Patents 2023
Showing 1–2 of 2 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 |