|
| US3967804 | 31 Mar 1975 | 6 Jul 1976 | Robert Krause KG Zweiniederlassung Weilheim/Teck | Frame structure for furniture, especially table frame structure |
| US4589621 | 3 Jan 1984 | 20 May 1986 | International Business Machines Corporation | Ergonomic monitor stand |
| US4644875 | 22 Mar 1985 | 24 Feb 1987 | Weber-Knapp Company | Adjustable keyboard supporting mechanism |
| US4883249 | 4 Feb 1987 | 28 Nov 1989 | | Counterbalancing |
| US4979248 | 14 Jul 1989 | 25 Dec 1990 | John May | Air suspension bed for vehicles |
| US5503086 | 19 Mar 1993 | 2 Apr 1996 | Ultra-Mek, Inc. | Table with movable top surface |
| US5704299 | 16 May 1996 | 6 Jan 1998 | Haworth, Inc. | Keyboard support |
| US6076785 | 28 Feb 1997 | 20 Jun 2000 | Innovative Office Products, Inc. | Ergonomic sit/stand keyboard support mechanism |
| US7878129 | 14 Dec 2007 | 1 Feb 2011 | | Swing-out workbench extension apparatus |
| US7935250 | 14 Jul 2006 | 3 May 2011 | Gambro Lundia AB | Blood processing apparatus |
| USD381835 | 5 Apr 1996 | 5 Aug 1997 | Haworth, Inc. | Keyboard support |