Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D875322 | Helmet retention system | John A. Hovan, Joseph Slivinski | 2020-02-11 |
| D854756 | Helmet retention system | John A. Hovan, Joseph Slivinski | 2019-07-23 |
| D810362 | Helmet retention system | John A. Hovan, Joseph Slivinski | 2018-02-13 |