|
| US4274166 | 3 May 1979 | 23 Jun 1981 | | Socket or cast brim |
| US4865612 | 12 Nov 1987 | 12 Sep 1989 | The Ohio Willow Wood Company, Inc. | Prosthetic foot |
| US5112356 | 25 Feb 1991 | 12 May 1992 | Chas A. Blatchford & Sons Limited | Lower limb prosthesis with means for restricting dorsi-flexion |
| US5314497 | 19 Jun 1992 | 24 May 1994 | | Apparatus and method for sealing a liner to a prosthesis |
| US5387246 | 12 Feb 1993 | 7 Feb 1995 | | Prosthetic ski leg |
| US5728177 | 5 Ago 1996 | 17 Mar 1998 | Flex-Foot, Inc. | Prosthesis with foam block ankle |
| US5800569 | 15 Ago 1995 | 1 Sep 1998 | | Prosthesis with resilient ankle block |
| US5993488 | 13 May 1998 | 30 Nov 1999 | | Prosthesis with resilient ankle block |
| US6206934 | 21 Ago 1998 | 27 Mar 2001 | Flex-Foot, Inc. | Ankle block with spring inserts |
| US6280479 | 9 Abr 1999 | 28 Ago 2001 | Flex-Foot, Inc. | Foot prosthesis having cushioned ankle |
| US6478826 | 9 Abr 1999 | 12 Nov 2002 | Van L. Phillips
Ossur HF | Shock module prosthesis |
| US6511512 | 24 Abr 2000 | 28 Ene 2003 | Ossur Hf
Van L. Phillips | Active shock module prosthesis |
| US6887279 | 28 Ene 2003 | 3 May 2005 | Össur hf
Van L. Phillips | Active shock module prosthesis |
| US6899737 | 26 Oct 2000 | 31 May 2005 | | Foot prosthesis having cushioned ankle |
| US7063727 | 17 Dic 2002 | 20 Jun 2006 | Van L. Phillips
Össur hf | Foot prosthesis having cushioned ankle |
| US7169190 | 2 May 2005 | 30 Ene 2007 | Van L. Phillips
Össur. hf | Active shock module prosthesis |
| US7279011 | 11 Feb 2004 | 9 Oct 2007 | | Foot prosthesis having cushioned ankle |
| US7347877 | 17 Sep 2004 | 25 Mar 2008 | Össur hf | Foot prosthesis with resilient multi-axial ankle |
| US7354456 | 14 Sep 2004 | 8 Abr 2008 | | Foot prosthesis having cushioned ankle |
| US7581454 | 20 Sep 2004 | 1 Sep 2009 | Össur hf | Method of measuring the performance of a prosthetic foot |
| US7846213 | 12 Nov 2004 | 7 Dic 2010 | Össur hf. | Foot prosthesis with resilient multi-axial ankle |
| US7879110 | 1 Dic 2009 | 1 Feb 2011 | Ossur hf | Foot prosthesis having cushioned ankle |
| US7891258 | 7 Ago 2009 | 22 Feb 2011 | Össur hf | Method of measuring the performance of a prosthetic foot |
| US7998221 | 24 Jul 2009 | 16 Ago 2011 | Össur hf | Foot prosthesis with resilient multi-axial ankle |
| US8007544 | 15 Ago 2003 | 30 Ago 2011 | Ossur HF | Low profile prosthetic foot |
| US8025699 | 24 Jul 2009 | 27 Sep 2011 | Össur hf | Foot prosthesis with resilient multi-axial ankle |
