Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12276841 | Optical fiber fusion splicing method and fusion splicing device | Hiroki Akiyama, Makoto Miyamori, Kazuyoshi OOKI, Ryuichiro Sato, Hiroshi Takayanagi | 2025-04-15 |
| 12197010 | Reinforcement sleeve heating device and fusion splicing machine | Shohei Ido, Kazufumi Joko, Hiroshi Takayanagi | 2025-01-14 |