Inventor
HENSLEY FREDERICK M
US9 patents
⚠️ This page may combine multiple inventors who share the name “HENSLEY FREDERICK M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHLAGE LOCK CO
8 patentsUS6038896AMar 21, 2000
Lockset with motorized system for locking and unlocking
SCHLAGE LOCK CO74 citations95
US5782118AJul 21, 1998
Lockset with motorized system for locking and unlocking
SCHLAGE LOCK CO69 citations95
US5070715ADec 10, 1991
Interchangeable lock core cylinder
SCHLAGE LOCK CO34 citations92
US5657653AAug 19, 1997
Dual lock with simultaneous retraction of latch and deadbolt by inside lever and uncoulpler between driving spindle and the lever
SCHLAGE LOCK CO73 citations90
US5947537ASep 7, 1999
Spring biased handle catch
SCHLAGE LOCK CO21 citations87
US6131966AOct 17, 2000
Latch holdback mechanism for a mortise lock
SCHLAGE LOCK CO41 citations86
US6568725B2May 27, 2003
Lock chassis
SCHLAGE LOCK CO8 citations71
US6042417AMar 28, 2000
Power feed adapter
SCHLAGE LOCK CO2 citations62