Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6321921 | Foldable and stackable rack | — | 2001-11-27 |
| 5988409 | Vertical wall rack and variable shelf arrangement | John Gusdorf, Fred D. Oberhaus | 1999-11-23 |
| 5152407 | Stackable and nestable racks incorporating storage means | Martin Snider, David L. Schwartz | 1992-10-06 |
| 5035335 | Stackable and nestible backs | — | 1991-07-30 |