Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11166513 | Ratchet mechanism for protective helmet headband | Matthew G. Plunkett, William Chad Wedding | 2021-11-09 |
| 11096439 | Protective helmet headband for accommodating multiple head sizes and/or shapes | Matthew G. Plunkett, Nathan E. Robinson, Joshua J. Haldeman | 2021-08-24 |