Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11262124 | System for preparing deeply subcooled liquid oxygen based on mixing of liquid oxygen and liquid nitrogen and then vacuum-pumping | Fushou Xie, Yanzhong Li, Jianhua Ren | 2022-03-01 |
| 10620374 | Wavelength selective switch | Gongjian Hu, Yi-Ming Liao, Guijun Ji, Tian Zhu | 2020-04-14 |
| 10094368 | Tower drive pumping unit | Dah Kong Chen | 2018-10-09 |
| 9927639 | Athermal Faraday rotator mirror | Daxin Chen, Zexiong Zhao, Jinyuan Qiao, Miao Yang, Linhu Li | 2018-03-27 |
| 9927577 | 2×2 wavelength selective switch array | Lifu Gong, Gongjian Hu, Guijun Ji, Tian Zhu, Kun Lu | 2018-03-27 |
| 9798081 | Optical circulator array | Zhongsheng Wang, Guijun Ji, Jinyuan Qiao, Tian Zhu, Lifu Gong | 2017-10-24 |
| 9703124 | Faraday rotator mirror | Daxin Chen, Linhu Li, Jinyuan Qiao, Tanbin He, Zexiong Zhao +1 more | 2017-07-11 |
| 9696485 | Optical circulator array | Zhongsheng Wang, Guijun Ji, Jinyuan Qiao, Tian Zhu, Lifu Gong | 2017-07-04 |
| 9588299 | 2×2 wavelength selective switch array | Lifu Gong, Gongjian Hu, Guijun Ji, Tian Zhu, Kun Liu | 2017-03-07 |
| 9234411 | Tower frame combined transmitting pumping unit without guiding wheels | — | 2016-01-12 |
| 8863826 | Top-mounted digital-control tower pumping unit | Bo Liu | 2014-10-21 |
| 8867016 | Wavelength selective switch | Lifu Gong, Tian Zhu, Jian Liu | 2014-10-21 |
| 7050671 | Tunable compensation of chromatic dispersion using etalons with tunable optical path length and non-tunable reflectivity | Qin Zhang, Jianzhong Zhang | 2006-05-23 |
| 7031060 | Non-moving parts add/drop device | Kok-Wai Chang, Yi-Xin Chen | 2006-04-18 |
| 6697198 | Optical interleavers/deinterleavers | Kuochou Tai, Kok-Wai Chang, Jyehong Chen | 2004-02-24 |
| 6374009 | TEMC fiber based optical switch | Kok-Wai Chang, Bo Cai | 2002-04-16 |
| 6374032 | Variable optical attenuator | Jian Chen, Brian Liu | 2002-04-16 |
| 6149278 | Wavelength independent variable optical attenuator | Yi-Xin Chen, Kok-Wai Chang | 2000-11-21 |