Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7556855 | Impact resistant flexible body device | Paul J. Biermann, Jack C. Roberts | 2009-07-07 |
| 7413809 | Impact resistant flexible body device | Paul J. Biermann, Jack C. Roberts | 2008-08-19 |
| 7261945 | Impact resistant flexible body device | Paul J. Biermann, Jack C. Roberts | 2007-08-28 |