Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12339509 | Cable and cable reinforcement sheet | Akira Namazue, Ken Osato | 2025-06-24 |
| 12298578 | Optical fiber cable production method, and optical fiber cable | Akira Namazue, Ken Osato | 2025-05-13 |
| 11921336 | Reticulated tube, optical fiber protective unit, method for protecting optical fiber, and method for manufacturing reticulated tube | Go Taki, Masayuki Ishioka, Mizuki Isaji, Soichiro Kaneko, Koji Tomikawa +2 more | 2024-03-05 |
| 11899259 | Cable and cable reinforcement sheet | Akira Namazue, Ken Osato | 2024-02-13 |
| 11835778 | Optical fiber cable production method, and optical fiber cable | Akira Namazue, Ken Osato | 2023-12-05 |
| 11724838 | Method for producing polymer tube containing liquid and being sealed at constant intervals and apparatus for producing polymer tube | Ryuichi Saguchi, Masahiko Naruse | 2023-08-15 |
| 11525972 | Reticulated tube, optical fiber protective unit, method for protecting optical fiber, and method for manufacturing reticulated tube | Go Taki, Masayuki Ishioka, Mizuki Isaji, Soichiro Kaneko, Koji Tomikawa +2 more | 2022-12-13 |
| 11181706 | Optical fiber cable | Shinnosuke Sato, Kouji Tomikawa, Ken Osato | 2021-11-23 |
| 10908373 | Optical fiber ribbon, optical fiber cable, and method of manufacturing optical fiber ribbon | Akira Murata, Mizuki Isaji, Yoshie Sajima | 2021-02-02 |
| 10884208 | Optical fiber cable | Kouji Tomikawa, Ken Osato | 2021-01-05 |
| 10865002 | Method for producing polymer tube containing liquid and being sealed at constant intervals and apparatus for producing polymer tube | Ryuichi Saguchi, Masahiko Naruse | 2020-12-15 |
| 10838159 | Optical fiber colored core wire, optical fiber cable, and method of manufacturing optical fiber colored core wire | Akira Murata, Yoshie Sajima, Mizuki Isaji | 2020-11-17 |
| 10746629 | Inspection device of optical fiber unit and method of manufacturing optical fiber unit | Yuki Nemoto, Shengyang Luo, Masanobu Higuchi, Tatsushi Ogasawara, Mizuki Isaji +2 more | 2020-08-18 |
| 10705305 | Optical fiber unit and optical fiber cable | Soichiro Kaneko, Mizuki Isaji, Kouji Tomikawa, Ken Osato | 2020-07-07 |
| 10670820 | Optical fiber unit and optical fiber cable | Soichiro Kaneko, Mizuki Isaji, Kouji Tomikawa, Ken Osato | 2020-06-02 |
| 10409022 | Method and device for producing optical fiber unit | Masataka Mikami, Masayuki Ishioka, Ken Osato, Masayoshi Yamanaka, Naoki Okada | 2019-09-10 |
| 10345545 | Method of manufacturing an optical fiber cable | Masatoshi Ohno, Daiki Takeda, Ken Osato, Masayoshi Yamanaka, Naoki Okada | 2019-07-09 |
| 10151898 | Former, optical fiber unit manufacturing method and optical cable manufacturing method | Daiki Takeda, Satoru Shiobara, Masayoshi Yamanaka | 2018-12-11 |
| 10061096 | Optical cable | Daiki Takeda, Satoru Shiobara, Masayoshi Yamanaka, Naoki Okada | 2018-08-28 |
| 10007079 | Optical fiber unit and optical fiber cable | Daiki Takeda, Naoki Okada, Masayoshi Yamanaka, Ken Osato | 2018-06-26 |
| 9869838 | Optical fiber cable and method of manufacturing same | Masatoshi Ohno, Daiki Takeda, Ken Osato, Masayoshi Yamanaka, Naoki Okada | 2018-01-16 |