Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11650491 | Light-source system for optical projection and projection device comprising the same | Zuqiang Guo, Peng Du, Yi Li | 2023-05-16 |
| 11398180 | Display control system and display device | Yi Li | 2022-07-26 |
| 10863167 | Stereoscopic image projection device and stereoscopic display glasses | — | 2020-12-08 |
| 10554938 | Light source system, and projection system and method | Zuqiang Guo | 2020-02-04 |
| 10466580 | Projection system | Zuqiang Guo | 2019-11-05 |
| 10291887 | Projection system and control method therefor | Zuqiang Guo | 2019-05-14 |
| 10184641 | Light-emitting device and projection system | Yi Li, Zuqiang Guo | 2019-01-22 |
| 10168610 | Projection system | Zuqiang Guo | 2019-01-01 |
| 10139713 | Light source system and projection system | Zuqiang Guo, Fei Hu | 2018-11-27 |
| 10134317 | Projection device, projection control system, and projection control method | Yi Li | 2018-11-20 |
| 10114277 | Light source system with a switching system to generate two light beams having preset proportions, and related projection system | Zuqiang Guo | 2018-10-30 |
| 10110861 | Light source system and projection system | Yi Li, Hong Ye | 2018-10-23 |
| 9900564 | Light source system and projection display device | Yi Li, Hong Ye | 2018-02-20 |
| 8649637 | Polarization interference optical interleaver | Weiwei Zhang, Jun Huang, Hong Xie | 2014-02-11 |
| 8379221 | Interference cavity for controlling optical path | Hong Xie | 2013-02-19 |
| 8380067 | Tunable chromatic dispersion compensation device and method | Guohui Zheng, Jun Huang, Xiaobing Qiu | 2013-02-19 |
| 7522808 | Variable optical attenuator | Hong Xie | 2009-04-21 |
| 7440652 | Wavelength division multiplexed coupler | Bin Chen, Yi Li | 2008-10-21 |