Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12188513 | Fastener seals | Jonathan C. Early, M. Steven Doggett | 2025-01-07 |
| 8893762 | Expandable portable wall partition | Jeffrey W. Ryan | 2014-11-25 |
| 7887141 | Articulated utility cart | Frank Pieschel, Dennis D. Simpson, Jeff Skubic | 2011-02-15 |
| 6574837 | 360° lockable hinge | — | 2003-06-10 |
| 6009930 | Portable wall partition with full panel end members | — | 2000-01-04 |
| 5966777 | Hinge | — | 1999-10-19 |
| 5618225 | Abrasive attachment system for rotative abrading applications | Forrest J. Rouser, Mark L. Sterner, Theodore J. Testen | 1997-04-08 |
| 5490808 | Abrasive attachment system for rotative abrading applications | Forrest J. Rouser, Mark L. Sterner, Theodore J. Testen | 1996-02-13 |