Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6158600 | Shelving system having a tiltable shelf with an adjustable side | Robert K. Swartz | 2000-12-12 |
| 6116436 | Modular shelving storage system | Robert K. Swartz, Robert J. Welch, Joseph R. Petcavage | 2000-09-12 |