Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199654 | Lightguide having recess of varying depth | Tao Liu, David C. Mercord, Brian W. Ostlie | 2021-12-14 |
| 11125929 | Display system | Tao Liu, Brian W. Ostlie, Brent A. Hedding, Charlie C. Ho, Jay M. Jennen +2 more | 2021-09-21 |
| 11127924 | Display devices containing polymeric films | Encai Hao, Zhaohui Yang, Albert I. Everaerts, William Blake Kolb, Keith R. Bruesewitz | 2021-09-21 |
| 11104758 | Orthodontic articles prepared using a polycarbonate diol, and methods of making same | Thomas P. Klun, Zeba Parkar, John M. Riedesel, Richard J. Pokorny, Chad M. Amb +7 more | 2021-08-31 |
| 11015012 | Hydrophobic polyurethane resins | Walter E. Partlo, Chetan P. Jariwala, Michael T. Hayes | 2021-05-25 |
| 10935713 | Unitary lightguide | Tao Liu, David C. Mercord, Brian W. Ostlie | 2021-03-02 |