Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8028344 | Hinged attachment of headgear to a helmet | David C. Rogers, Charles H. Rogers | 2011-10-04 |
| 7908667 | Mounting system for accessories on a safety helmet | David C. Rogers, Charles H. Rogers | 2011-03-22 |