Inventor
FERRARY JEAN MARC
FR3 patents
Patents
3 patentsUS6138799AOct 31, 2000
Belt-climbing elevator having drive in counterweight
OTIS ELEVATOR CO45 citations94
US6193018B1Feb 27, 2001
Belt-climbing elevator having drive in counterweight
OTIS ELEVATOR CO22 citations91
US6848543B2Feb 1, 2005
Single wall interface traction elevator
OTIS ELEVATOR CO26 citations88