Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10488610 | Optical fiber unit and optical fiber cable | Naoto Ito, Ken Osato | 2019-11-26 |
| 10409022 | Method and device for producing optical fiber unit | Tomoaki Kaji, Masataka Mikami, Masayuki Ishioka, Ken Osato, Naoki Okada | 2019-09-10 |
| 10345516 | Optical fiber cable | Yoshie Sajima, Kouji Tomikawa, Ken Osato, Naoki Okada, Shinya Hamaguchi +3 more | 2019-07-09 |
| 10345545 | Method of manufacturing an optical fiber cable | Tomoaki Kaji, Masatoshi Ohno, Daiki Takeda, Ken Osato, Naoki Okada | 2019-07-09 |