Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11160687 | Vision-protective headgear with automatic darkening filter comprising an array of switchable shutters | Kenneth Jarefors, Kristina M. Magnusson | 2021-11-02 |
| 11129748 | Curved eye protection shield for welding protection | Kristina M. Magnusson, Kenneth Jarefors, Laurent Froissard | 2021-09-28 |
| 10948745 | Vision-protecting filter lens having organic polymer multilayer and neutral-density optical filter | Michael E. Hallock, Joy L. Manske | 2021-03-16 |