Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D344714 | Multiple port electrical connector | — | 1994-03-01 |
| 4852501 | Adjustable rack of shelves | Ralph Olson | 1989-08-01 |
| 4815394 | Adjustable rack of shelves | Ralph Ettlinger | 1989-03-28 |
| 4754712 | Adjustable rack of shelves | Ralph Olson | 1988-07-05 |
| 4729485 | Fence or partition for a shelf | — | 1988-03-08 |
| 4715741 | Clip for coupling shelf assemblies | — | 1987-12-29 |
| 4685575 | Wall mounting system for shelves | — | 1987-08-11 |