Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7292762 | Hole-assisted holey fiber and low bending loss multimode holey fiber | Ning Guan, Katsuaki Izoe, Kazuhiko Aikawa, Kuniharu Himeno | 2007-11-06 |
| 7242870 | Wavelength division multiplexing system | Ning Guan, Kuniharu Himeno | 2007-07-10 |
| 7139457 | Method for compensating modal dispersion in multimode optical fiber transmission path | Ning Guan, Shinji Habu, Kuniharu Himeno, Koichi Harada | 2006-11-21 |
| 7043126 | Graded-index multimode fiber and manufacturing method therefor | Ning Guan, Kuniharu Himeno | 2006-05-09 |