Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12253687 | Grating arrangements | — | 2025-03-18 |
| 12019236 | Diffractive exit pupil expander arrangement for display applications | — | 2024-06-25 |
| 11906731 | Waveguide element and waveguide stack for display applications | Kasimir BLOMSTEDT | 2024-02-20 |
| 11892623 | Exit pupil expander | Petri Myöhänen | 2024-02-06 |
| 11846787 | Diffractive waveguide element and diffractive waveguide display | Kasimir BLOMSTEDT, Antti Sunnari | 2023-12-19 |
| 11846777 | Interference-free waveguide display | Kasimir BLOMSTEDT | 2023-12-19 |
| 11650427 | Diffractive display element with grating mirror | Petri Myöhänen | 2023-05-16 |
| 11650424 | Waveguide display having improved brightness | Antti Sunnari | 2023-05-16 |
| 11435592 | Laser projector and diffractive display device | Kasimir BLOMSTEDT, Mika Aikio | 2022-09-06 |
| 11391943 | Diffractive display, lightguide element and projector therefor, and method for displaying image | Mika Aikio, Antti Sunnari | 2022-07-19 |
| 11366317 | Multipupil waveguide display element and display device | Kasimir BLOMSTEDT, Mika Aikio | 2022-06-21 |
| 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 |
| 10379358 | Optical see-through display element and device utilizing such element | Antti Sunnari | 2019-08-13 |
| 9625717 | Optical device with diffractive grating | Antti Sunnari, Olli-Heikki Huttunen | 2017-04-18 |
| 9393824 | Method of manufacturing liquid flow guiding structures to porous substrates | Kaisa Lehtinen | 2016-07-19 |