Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11021388 | Perforated quartz glass tube and method for manufacturing perforated quartz glass tube | — | 2021-06-01 |
| 10921522 | Optical fiber member and optical fiber holder | Hiroki Hara, Masahiro Shinkai, Takashi Kikukawa, Masami Sasaki, Ryohei FUKUZAKI +3 more | 2021-02-16 |