Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10959477 | Ear muff attachment having dual axis of rotation | Sigvard Nilsson, Emil Jonsson | 2021-03-30 |
| D899987 | Vehicle inner door panel | Juan Pablo Bernal, Lisa Reeves | 2020-10-27 |
| 8302731 | Hearing protector | Sigvard Nilsson | 2012-11-06 |
| 8243943 | Hearing protector with removable microphone, amplifier, and loudspeaker unit | Sigvard Nilsson | 2012-08-14 |
| D662672 | Face shield holder | Lars G. E. Carlborg, Jan Folkesson | 2012-06-26 |
| 7870843 | Torque control system with scavenging | Layne K. Wiggins, Michael Livshiz, Jeffrey M. Kaiser | 2011-01-18 |
| 5384857 | Snap-in attachment for ear defender cup | Sigvard Nilsson | 1995-01-24 |
| 5239703 | Positionable visor arrangement | Jan-Olof Fag | 1993-08-31 |