Inventor
FRITSCH ANTOINE
FR9 patents
⚠️ This page may combine multiple inventors who share the name “FRITSCH ANTOINE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OTIS ELEVATOR CO
5 patentsUS5377783AJan 3, 1995
Elevator door drive
OTIS ELEVATOR CO9 citations73
US5505280AApr 9, 1996
Elevator door system
OTIS ELEVATOR CO6 citations68
US5427204AJun 27, 1995
Elevator hoistway and car door lock and coupling
OTIS ELEVATOR CO5 citations62
US5407029AApr 18, 1995
Elevator landing
OTIS ELEVATOR CO2 citations62
US5431251AJul 11, 1995
Elevator car
OTIS ELEVATOR CO5 citations61