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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Siersma; Wil
Address:
Carbondale, CO
No. of patents:
3
Patents:












Patent Number Title Of Patent Date Issued
5906565 Liquid resistance or therapy system for use with an exercise and/or therapy apparatus May 25, 1999
A ski-type exercise or therapy apparatus for use with liquid contained within a pool having walls utilizes a frame positionable in a stationary condition with respect to the walls of the pool and a pair of pump assemblies wherein each pump assembly includes a piston and a cylinder wi
5885194 Attachment system for suspending an exercise and/or therapy apparatus in a pool of liquid March 23, 1999
A ski-type exercise or therapy apparatus for use with liquid contained within a pool having walls utilizes a frame positionable in a stationary condition with respect to the walls of the pool and a pair of pump assemblies wherein each pump assembly includes a piston and a cylinder wi
5665039 Excercise and/or therapy apparatus having an impeller for use in a pool of liquid September 9, 1997
An exercise or therapy apparatus for use in a pool of water utilizes a stationary frame and an impeller section including a user-operable impeller wheel rotatably attached to the frame for rotation about an axis of rotation. Pedals are connected to the impeller wheel enabling the tur










 
 
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