Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199676 | Manufacturing method of optical fiber cable and manufacturing apparatus of optical fiber cable | Shinnosuke Sato, Kouji Tomikawa | 2021-12-14 |
| 11181706 | Optical fiber cable | Tomoaki Kaji, Shinnosuke Sato, Kouji Tomikawa | 2021-11-23 |
| 11048054 | Optical fiber cable and method of manufacturing optical fiber cable | Shogo Shimizu, Akira Namazue, Go Taki | 2021-06-29 |
| 11002928 | Optical fiber cable | Mizuki Isaji, Masatoshi Ohno, Shinnosuke Sato, Kouji Tomikawa, Akira Namazue +3 more | 2021-05-11 |
| 10955630 | Round and small diameter optical cables with a ribbon-like optical fiber structure | Joseph Cignarale, Doug Baker, Yoshio Hashimoto | 2021-03-23 |
| 10884208 | Optical fiber cable | Tomoaki Kaji, Kouji Tomikawa | 2021-01-05 |