Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10265019 | Electronic headwear | Bruce Gertsch, Ronald Gertsch, Paul A. Nysen, Peter J. Nysen, William Swanson +2 more | 2019-04-23 |
| 8001623 | Electronic helmet | Jeffrey H. Gertsch, Ronald Gertsch, Matthew B. Gehrisch, Martin D. McCune, William Swanson +4 more | 2011-08-23 |