Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852501 | Adjustable rack of shelves | Irwin Kulbersh | 1989-08-01 |
| 4754712 | Adjustable rack of shelves | Irwin Kulbersh | 1988-07-05 |
| 4426008 | Storage system for canned goods | Stuart I. Musick | 1984-01-17 |
| D268463 | Wine rack | — | 1983-04-05 |