Issued Patents 2022
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11472735 | Optical fiber | Chiaki TOKUDA, Katsushi Hamakubo | 2022-10-18 |
| 11465317 | Method for manufacturing optical fiber | Haruki Okuyama, Takahisa Yamaguchi, Takashi Fujii | 2022-10-11 |
| 11428866 | Method for manufacturing optical fiber with oxygen-strengthened UV-resin coating | Haruki Okuyama, Takashi Fujii | 2022-08-30 |
| 11415769 | Intermittent connection-type optical fiber tape core wire, optical fiber cable, and method for manufacturing intermittent connection-type optical fiber tape core wire | Fumiaki Sato, Yoshiaki Nagao, Tsuguo AMANO, Ken Takahashi, Katsushi Hamakubo +1 more | 2022-08-16 |
| 11372155 | Optical fiber and method for manufacturing optical fiber | Kumiko Tachibana, Takashi Fujii | 2022-06-28 |