|
| US5398622 | 31 May 1994 | 21 Mar 1995 | Steelcase Inc. | Adjustable dual worksurface support |
| US5469793 | 26 May 1993 | 28 Nov 1995 | Vinten Group plc | Tiltable load supporting platforms |
| US5522323 | 24 Aug 1993 | 4 Jun 1996 | | Ergonimic computer workstation and method of using |
| US5704299 | 16 May 1996 | 6 Jan 1998 | Haworth, Inc. | Keyboard support |
| US5797331 | 28 Mar 1997 | 25 Aug 1998 | Weber Knapp Company | Counterbalanced table mechanism |
| US6038986 | 17 Dec 1998 | 21 Mar 2000 | Weber Knapp Company | Brake operational control |
| US6283047 | 13 Jul 2000 | 4 Sep 2001 | Techinnovation GmbH | Height-adjustable table or the like |
| US6575212 | 27 Apr 2001 | 10 Jun 2003 | Gilman Engineering & Manufacturing Co. LLC | Adjustable height workstation |
| US6691626 | 19 Feb 2002 | 17 Feb 2004 | | Adjustable table |
| US6991199 | 26 Nov 2003 | 31 Jan 2006 | | Pop-up mechanism to raise the top of pieces of furniture |
| US7841569 | 20 Mar 2006 | 30 Nov 2010 | Humanscale Corporation | Keyboard support mechanism |
| US7841570 | 21 Oct 2008 | 30 Nov 2010 | Humanscale Corporation | Keyboard support mechanism |
| US8210109 | 31 Oct 2008 | 3 Jul 2012 | | Pneumatic adjustable-height table |