|
| US5176435 | 19 nov. 1990 | 5 janv. 1993 | Interchangeable Design Systems, Inc. | Interchangeable modular furniture system |
| US5938306 | 3 mars 1998 | 17 août 1999 | Sauder Woodworking Co. | Cabinet and door assembly |
| US5997112 | 2 sept. 1997 | 7 déc. 1999 | Abex Display Systems | Multipurpose storage case and display cabinet |
| US6033046 | 3 mars 1998 | 7 mars 2000 | Sauder Woodworking Co. | Cabinet assembly |
| US6099096 | 7 déc. 1999 | 8 août 2000 | Sauder Woodworking Co. | Door assembly for a corner cabinet |
| US6951283 | 1 oct. 2002 | 4 oct. 2005 | Skyline Displays, Inc. | Storage and transport system for collapsible tradeshow displays |