Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8328003 | Shopping cart conveyor with gate assembly | Mark R. Webster, Gene M. Barth | 2012-12-11 |
| 7779992 | Shopping cart conveyor system with pivoting lug | Mark R. Webster, Gene M. Barth | 2010-08-24 |