Inventor
TEGTMEIER DIRK HEINRICH
DE4 patents
Patents
4 patentsUS7549515B2Jun 23, 2009
Electrical elevator rescue system
OTIS ELEVATOR CO21 citations87
US7690483B2Apr 6, 2010
Elevator including elevator rescue system
OTIS ELEVATOR CO14 citations81
US7681693B2Mar 23, 2010
Method for performing an elevator rescue run
OTIS ELEVATOR CO18 citations78
US7523809B2Apr 28, 2009
Elevator top of car safety
OTIS ELEVATOR CO18 citations76