Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11175509 | Tuned waveguides | Simo Tammela, Heikki Juhana Hyvarinen, Lasse Pekka Karvonen, Andreas Langner, Pietari Tuomisto | 2021-11-16 |
| 11131807 | Pupil expander with improved color uniformity | Jani Kari Tapio Tervo, Heikki Juhana Hyvarinen | 2021-09-28 |