Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11194081 | Method of manufacturing a diffractive grating | Juuso Olkkonen, Jussi Rahomäki | 2021-12-07 |
| 11086065 | Diffractive grating with variable diffraction efficiency and method for displaying an image | Juuso Olkkonen, Jussi Rahomäki | 2021-08-10 |