Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10583346 | Liner assembly for a protective helmet | Robert Erb, Cortney Warmouth, Vincent R. Long, Louis Anthony VanHoutin | 2020-03-10 |
| 9943747 | Liner assembly for a protective helmet | Robert Erb, Cortney Warmouth, Vincent R. Long, Louis Anthony VanHoutin | 2018-04-17 |
| 9566497 | Batting helmet | Robert Erb, Cortney Warmouth, Vincent R. Long, Louis Anthony VanHoutin | 2017-02-14 |
| 9398783 | Helmet with shell having raised central channel and ear holes with abutting slopped banks | Kenneth W. Nimmons, David C. Rogers, Duco W. Noordzij, Eduard U. Milea, Larry E. Maddux | 2016-07-26 |
| 8499366 | Helmet with shell having raised central channel | Kenneth W. Nimmons, David C. Rogers, Duco W. Noordzij, Eduard U. Milea, Larry E. Maddux | 2013-08-06 |
| 8209784 | Helmet with an attachment mechanism for a faceguard | Kenneth W. Nimmons, David C. Rogers, Duco W. Noordzij, Eduard U. Milea, Larry E. Maddux | 2012-07-03 |