Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9131743 | Helmet with columnar cushioning | James Marzec | 2015-09-15 |
| 8566968 | Helmet with columnar cushioning | James Marzec | 2013-10-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9131743 | Helmet with columnar cushioning | James Marzec | 2015-09-15 |
| 8566968 | Helmet with columnar cushioning | James Marzec | 2013-10-29 |