Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10705305 | Optical fiber unit and optical fiber cable | Tomoaki Kaji, Mizuki Isaji, Kouji Tomikawa, Ken Osato | 2020-07-07 |
| 10670820 | Optical fiber unit and optical fiber cable | Tomoaki Kaji, Mizuki Isaji, Kouji Tomikawa, Ken Osato | 2020-06-02 |