Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10959472 | Multi-component helmet construction | — | 2021-03-30 |
| 10039335 | Multi-component helmet construction | — | 2018-08-07 |
| 9808702 | Athletic protection device | Timothy E. Murphy | 2017-11-07 |
| D794255 | Bicycle helmet | Hilgard N. Muller, Nicole Rene Singson, Gregg T. Jacobsen | 2017-08-08 |
| D775767 | Bicycle helmet | Hilgard N. Muller, Nicole Rene Singson, Gregg T. Jacobsen | 2017-01-03 |
| D724791 | Protective motorsports mask | — | 2015-03-17 |
| D715999 | Protective motorsports helmet | — | 2014-10-21 |
| D705490 | Protective motorsports helmet | — | 2014-05-20 |