Inventor
LAMPLEY SIDNEY J
US9 patents
⚠️ This page may combine multiple inventors who share the name “LAMPLEY SIDNEY J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YALE SECURITY INC
6 patentsUS7316096B2Jan 8, 2008
Door operator
YALE SECURITY INC82 citations95
US7469942B2Dec 30, 2008
Delayed egress exit device
YALE SECURITY INC49 citations93
US7484333B2Feb 3, 2009
Method of using a door operator
YALE SECURITY INC35 citations90
US5077994AJan 7, 1992
Door lock having removable outside lever handle for the purpose of changing the key cylinder
YALE SECURITY INC45 citations90
US4623174ANov 18, 1986
Latchbolt with adjustable backset
YALE SECURITY INC27 citations90
US7832778B2Nov 16, 2010
Delayed egress exit device
YALE SECURITY INC23 citations88