Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6574814 | Bedding or seating product having filled tube topper | John Leslie Collard, Eddie L. Parvin | 2003-06-10 |
| 6077378 | Method of forming densified fiber batt with coil springs interlocked therein | Larry I. Bullard, James P. Whitaker | 2000-06-20 |
| 5953778 | Articulated mattress | — | 1999-09-21 |
| 4862532 | Bedding foundation having snap-in place sinuous wire springs | Thomas J. Wells, Angelo Serafini, Henry Zapletal | 1989-09-05 |
| 4760616 | Bedding foundation having sinuous wire springs | Henry Zapletal | 1988-08-02 |
| 4555097 | Combination round coil spring and rectangular torsion coil spring assembly | — | 1985-11-26 |