Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10736372 | Impact attenuation system for a protective helmet | Michael M. Princip, James C. Wingo | 2020-08-11 |
| 10470516 | Impact attenuation system for a protective helmet | Michael M. Princip, James C. Wingo | 2019-11-12 |
| 10470514 | Football helmet with movable shell segment | Michael M. Princip, James C. Wingo | 2019-11-12 |
| 10470515 | Football helmet with pressable front section | Michael M. Princip, James C. Wingo | 2019-11-12 |
| 10448691 | Football helmet with movable flexible section | Michael M. Princip, James C. Wingo | 2019-10-22 |
| 10357075 | Impact attenuation system for a protective helmet | Michael M. Princip, James C. Wingo | 2019-07-23 |
| 10285466 | Football helmet with shell section defined by a non-linear channel | Michael M. Princip, James C. Wingo | 2019-05-14 |
| 9498014 | Protective helmet | Michael M. Princip, James C. Wingo | 2016-11-22 |