Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9818223 | Method of forming a freeform surface shaped element for an illumination system | Jun Zhu, Xiao-Fei Wu, Tong Yang, Guo-Fan Jin, Shou-Shan Fan | 2017-11-14 |
| 9568717 | Off-axis three-mirror optical system with freeform surfaces | Jun Zhu, Guo-Fan Jin, Shou-Shan Fan | 2017-02-14 |