|
| US4390177 | 27 Jan 1981 | 28 Jun 1983 | | Foot-operated exercising device |
| US4417724 | 22 Sep 1980 | 29 Nov 1983 | Welltron Limited | Brake assemblies primarily for exercising apparatus |
| US4470594 | 24 Feb 1982 | 11 Sep 1984 | | Portable exercise device |
| US4519604 | 29 Jul 1983 | 28 May 1985 | | Exercise machine |
| US4538804 | 25 Feb 1983 | 3 Sep 1985 | | Exercising machine and method |
| US4925184 | 15 Feb 1989 | 15 May 1990 | | Bed-mountable leg exercise device |
| US4936573 | 7 Mar 1989 | 26 Jun 1990 | | Exercise machine with handle assemblies which are linked to pivoting foot pads |
| US4971317 | 27 Oct 1989 | 20 Nov 1990 | Pal Products, Inc. | Underwater exercise apparatus |
| US5807211 | 30 Nov 1995 | 15 Sep 1998 | | Exercise device adaptable for use by physically weak and debilitated individuals |
| US7422549 | 25 Nov 2003 | 9 Sep 2008 | | Bed-bicycle and method of use |
| USD280336 | 31 Aug 1983 | 27 Aug 1985 | | Arm exercising attachment for an exercising bicycle |
| USD282478 | 13 Jun 1984 | 4 Feb 1986 | | Bicycle exerciser |
| USD297153 | 25 Nov 1985 | 9 Aug 1988 | Justwise Limited | Physical exerciser |
