Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11067738 | Surface features for imaging directional backlights | Michael G. Robinson, Robert A. Ramsey | 2021-07-20 |
| 10948648 | Backlights having stacked waveguide and optical components with different coefficients of friction | Robert A. Ramsey, Graham J. Woodgate, Jonathan Harrold | 2021-03-16 |