Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12197010 | Reinforcement sleeve heating device and fusion splicing machine | Kazufumi Joko, Ryosuke Meo, Hiroshi Takayanagi | 2025-01-14 |
| 11882922 | Storage case | Kazufumi Joko, Yasuhiro Sakamoto | 2024-01-30 |