|
| US5234392 | 22 Nov 1991 | 10 Ago 1993 | | Track athlete trainer |
| US5476431 | 19 Dic 1994 | 19 Dic 1995 | | Resistance apparatus for exercise equipment |
| US5632708 | 30 Oct 1995 | 27 May 1997 | | Resistance apparatus for exercise equipment |
| US5919119 | 4 Nov 1996 | 6 Jul 1999 | | Method and apparatus for rendering natural walking motion on a treadmill |
| US6123649 | 26 May 1999 | 26 Sep 2000 | | Resistance apparatus for connection to a human body |
| US6217487 | 25 Ago 1998 | 17 Abr 2001 | | Quadruped-type exercise apparatus for humans and method of exercising |
| US6837830 | 1 Nov 2002 | 4 Ene 2005 | | Apparatus using multi-directional resistance in exercise equipment |
| US6857988 | 15 Jun 2001 | 22 Feb 2005 | Tunturi Oy, Ltd. | Arrangement in connection with treadmill |
| US6923747 | 17 Mar 2004 | 2 Ago 2005 | Chi-Hsin IMPEX, Inc. | Foldable treadmill |
| US6953419 | 26 Ago 2003 | 11 Oct 2005 | | Displacement detector of a platform for an exercise apparatus |
| US7775936 | 20 Ene 2005 | 17 Ago 2010 | | Total body exercise machine |
| US8002674 | 24 Nov 2009 | 23 Ago 2011 | Nautilus, Inc. | Dual deck exercise device |
| US8088045 | 5 Feb 2010 | 3 Ene 2012 | Balanced Body, Inc. | Core stabilizing running exercise system and apparatus |
| US8113994 | 30 Jun 2009 | 14 Feb 2012 | Nautilus, Inc. | Exercise device with treadles |
| USD661357 | 24 Ene 2011 | 5 Jun 2012 | | Exercise device universally attachable to a treadmill |
