Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11000976 | Method for producing an optical cast body having a holographic optical element, and optical cast body | Robert Maleika, Enrico Orselli, Frank-Stefan Stern | 2021-05-11 |
| 10921751 | Method for producing a holographic optical element | Hyungseok Bang, Heejin Im, Guensik Lee, Friedrich-Karl Bruder, Marc-Stephan Weiser +5 more | 2021-02-16 |
| 10915066 | Device and method for the industrial production of volume reflection holograms with substrate-guided reconstruction beams | Christian Rewitz, Rainer Hagen, Günther Walze, Friedrich-Karl Bruder | 2021-02-09 |