Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7841512 | Folded corrugated container with reinforced quick-locking handles | Frank G. Westerman | 2010-11-30 |
| 6837420 | Foldable portable cooler with enhanced over-center locking handle | Frank G. Westerman | 2005-01-04 |
| 6736309 | Quick erecting foldable portable cooler | Frank G. Westerman | 2004-05-18 |
| 5062527 | Foldable, leakproof multi-mode carton construction | — | 1991-11-05 |