Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181681 | Multi-waveguide optical structure with diffraction grating | Frank Y. Xu, Michael Nevin Miller, Vikramjit Singh, Michael Anthony Klug | 2021-11-23 |
| 11067808 | Diffractive optical elements with mitigation of rebounce-induced light loss and related systems and methods | Jeffrey Dean Schmulen, Neal Paul Ricks, Samarth Bhargava, Kevin Messer, Victor Kai Liu +6 more | 2021-07-20 |
| 11022790 | Optical eyepiece using single-sided patterning of grating couplers | Vikramjit Singh, Nai-Wen Pi, Shuqiang Yang, Frank Y. Xu | 2021-06-01 |
| 10942306 | Superimposed diffraction gratings for eyepieces | Shuqiang Yang, Vikramjit Singh, Nai-Wen Pi, Frank Y. Xu | 2021-03-09 |
| 10926452 | Double-sided imprinting | Roy Matthew Patterson, Charles Scott Carden, Satish Sadam, Ryan Christiansen, Matthew S. Shafran +3 more | 2021-02-23 |