Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D710064 | Multi-tier utility cart | Kyle Schumaker | 2014-07-29 |
| 7267310 | Quick adjust support system with trapped or integral wedge | Robert J. Welch, James D. Hill, Jeffrey C. Olson, Robert R. Steele, Katherine McGillivray | 2007-09-11 |
| 7086633 | Quick adjust support system with trapped or integral wedge | Robert J. Welch, James D. Hill, Jeffrey C. Olson, Robert R. Steele, Katherine McGillivray | 2006-08-08 |
| 5601038 | Supplemental shelving system for removably mounting shelves in a shelving structure | Robert J. Welch | 1997-02-11 |