Inventor
WATKINS WALTER A
US4 patents
Patents
4 patentsUS6543798B2Apr 8, 2003
Anti-tip caster suspension for a wheelchair
PRIDE MOBILITY PRODUCTS CORP180 citations96
US6533306B2Mar 18, 2003
Adjustable height anti-tip wheels for a power wheelchair
PRIDE MOBILITY PRODUCTS CORP121 citations95
US6913318B2Jul 5, 2005
Adjustable seat support for a wheelchair
PRIDE MOBILITY PRODUCTS CORP57 citations90
US6749262B2Jun 15, 2004
Adjustable hinge and support structure
PRIDE MOBILITY PRODUCTS CORP18 citations82