Inventor
NUEBLING WALTER
DE6 patents
Patents
6 patentsUS7353912B2Apr 8, 2008
Elevator system
THYSSENKRUPP ELEVATOR AG25 citations91
US7178635B2Feb 20, 2007
Elevator control having independent safety circuits
THYSSENKRUPP ELEVATOR AG44 citations91
US7448471B2Nov 11, 2008
Elevator installation
THYSSENKRUPP ELEVATOR AG36 citations90
US6854564B2Feb 15, 2005
Elevator system
THYSSENKRUPP ELEVATOR AG20 citations88
US7377371B2May 27, 2008
Rope brake
THYSSENKRUPP ELEVATOR AG8 citations71
US7510059B2Mar 31, 2009
Rope brake
THYSSENKRUPP ELEVATOR AG1 citations50