Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10101549 | Optical fiber cable | Noboru Okada | 2018-10-16 |
| 10061095 | Indoor cable used as optical fiber cable | Masayoshi Tsukamoto | 2018-08-28 |
| 9989723 | Loose tube-type optical fiber unit | Noboru Okada, Tatsuya Oyama | 2018-06-05 |