Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9499430 | Sintering apparatus and sintering method for glass preform for optical fiber | — | 2016-11-22 |
| 9422185 | Apparatus for sintering a glass preform for an optical fiber and sintering method thereof | Tetsuya Otosaka | 2016-08-23 |