Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11172719 | Protective helmet with multiple pseudo-spherical energy management liners | — | 2021-11-16 |
| 11154106 | Locking liner for helmet | Ben D. Pritz, Benjamin Warren Penner, Brian W. Eisman | 2021-10-26 |
| 11129432 | Enduro mountain biking chin bar | Erin K. Ellison, Benjamin Warren Penner | 2021-09-28 |