| 7185379 |
Foam encased innerspring with internal foam components (triple case) |
— |
2007-03-06 |
| 7178187 |
Asymmetric spring components and innersprings for one-sided mattresses |
Larry K. DeMoss |
2007-02-20 |
| 7147106 |
Mattress and bedding package with full perimeter protection and handling piece |
Edward L. Kowalski |
2006-12-12 |
| 7082635 |
Unitized thermoplastic foam structures |
Larry K. DeMoss |
2006-08-01 |
| 6877540 |
Apparatus for automated manufacture of welded foam structures |
Larry K. DeMoss |
2005-04-12 |
| D488661 |
Mattress topper |
— |
2004-04-20 |
| 6715173 |
Modular sleep systems with friction-secured comfort unit |
William Freeman, David Crist |
2004-04-06 |
| 6701557 |
Single piece foam toppers with perimeter areas having variable support and firmness properties |
— |
2004-03-09 |
| 6406009 |
Flexible support structure with composite material spring modules mounted directly on frame members and related assembly equipment and methods-microtek III |
Eugen Constantinescu |
2002-06-18 |
| 6128798 |
Cavitated pad and innerspring assembly combination having springs with free terminal convolutions |
Said Dimitry |
2000-10-10 |
| 6023803 |
Mattress with high ILD firm topper |
— |
2000-02-15 |