Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9958604 | Optical fiber, and optical-fiber production method | — | 2018-05-01 |
| 9958626 | Optical fiber ribbon, and optical-fiber-ribbon production method | — | 2018-05-01 |
| 6606437 | Optical transmission line, negative dispersion optical fiber used for the optical transmission line, and optical transmission system comprising optical transmission line | Kazunori Mukasa | 2003-08-12 |
| 6370301 | Method for forming fiber grating and fiber grating formed by the same | — | 2002-04-09 |
| 6069988 | Optical fiber and its manufacturing method | Koichi Furukawa, Ikuo Ota, Kazunori Watanabe, Shigehito Yodo, Luksun Li | 2000-05-30 |
| 5673354 | Dispersion compensating optical fiber | Youichi Akasaka, Ryuichi Sugizaki | 1997-09-30 |
| 5568583 | Dispersion compensating optical fiber for wavelength multiplex transmission and method using same | Youichi Akasaka, Ryuichi Sugizaki, Atsushi Umeda | 1996-10-22 |