Inventor

PIOTROWSKI WES

US3 patents

Patents

3 patents

US4969452ANov 13, 1990

Orthosis for assistance in walking

PETROFSKY RESEARCH INC61 citations92

US5188584AFeb 23, 1993

Orthosis for assistance in walking

PETROFSKY RESEARCH INC36 citations89

US5054476AOct 8, 1991

Orthosis for assistance in walking

PETROFSKY RESEARCH INC45 citations89