Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11194081 | Method of manufacturing a diffractive grating | Ismo Vartiainen, Jussi Rahomäki | 2021-12-07 |
| 11086065 | Diffractive grating with variable diffraction efficiency and method for displaying an image | Ismo Vartiainen, Jussi Rahomäki | 2021-08-10 |
| 11067733 | Waveguide display element with an intermediate layer between an in-coupling grating and a waveguide | Kasimir BLOMSTEDT | 2021-07-20 |