Inventor

KERSEN MATTHEW F

US3 patents

Patents

3 patents

US4494628AJan 22, 1985

Elevator system

WESTINGHOUSE ELECTRIC CORP23 citations77

US4469199ASep 4, 1984

Elevator system

WESTINGHOUSE ELECTRIC CORP9 citations70

US4501344AFeb 26, 1985

Speed pattern generator for an elevator car

WESTINGHOUSE ELECTRIC CORP7 citations68