Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12242779 | Machine learning-based method for designing high-strength high-toughness steel | Yu Yan, Ruize Sun, Mingxing Lu, Yanjing Su | 2025-03-04 |
| 11733582 | Variable optical filter | — | 2023-08-22 |
| 11303094 | Optical amplifier using a single input pump laser and having a switchable gain range for fiber-optic communication | Jiyu Peng, Lei Hu | 2022-04-12 |
| 11296810 | Add drop structure | Alan Glen Solheim, Qinlian Bu, Weiqing Zhang, Chengpeng Fu | 2022-04-05 |
| 11290185 | Remote optical fiber dispersion compensation device and method, remote access device, electronic device and non-transient computer-readable storage medium | Li Xiao, Weiqing Zhang, Qinlian Bu, Chengpeng Fu, Zhi Chen | 2022-03-29 |
| 11044019 | Method and device for chromatic dispersion compensation | Qinlian Bu, Li Xiao | 2021-06-22 |
| 10666011 | Switchable-gain optical amplifier | Chiachi Wang, Lifu Gong, Weihua Guan | 2020-05-26 |
| 10605842 | Noise spectrum analysis for electronic device | Shinichi Ikami | 2020-03-31 |
| 10585128 | Noise spectrum analysis for electronic device | Shinichi Ikami | 2020-03-10 |
| 10585130 | Noise spectrum analysis for electronic device | Shinichi Ikami | 2020-03-10 |
| 10379288 | Method and device having a saturable absorber for filtering | — | 2019-08-13 |
| 10297971 | Optical amplifier | — | 2019-05-21 |
| 10297972 | Optical amplifier | — | 2019-05-21 |
| 10297970 | Optical amplifier | — | 2019-05-21 |
| 10274689 | Regroup optical cable | — | 2019-04-30 |
| 10027414 | Bidirectional amplifier | — | 2018-07-17 |
| 9835802 | Regroup NxM optical cable | — | 2017-12-05 |
| 9680284 | Lessening variations of spectral characteristic of an optical device | — | 2017-06-13 |
| 9680283 | Switchable-gain optical amplifier | Chiachi Wang, Lifu Gong, Weihua Guan | 2017-06-13 |
| 9184554 | Reducing thermal dependence of amplifier gain | — | 2015-11-10 |
| 9042007 | Optical amplifier | Ting Yang | 2015-05-26 |
| 8412046 | In-service optical dispersion determining system and method | Ahmad Atieh, John Mills | 2013-04-02 |
| 8363311 | Optical amplifier and a method of light amplification | — | 2013-01-29 |
| 7889995 | In-service optical dispersion determining system and method | Ahmad Atieh, John Mills | 2011-02-15 |
| 7457032 | Arrangement, system, and method for accurate power measurements using an optical performance monitor (OPM) | Paul J. Vella | 2008-11-25 |