Inventor
LAMMERS TRACY
US21 patents
⚠️ This page may combine multiple inventors who share the name “LAMMERS TRACY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AMESBURY GROUP INC
17 patentsUS9758997B2Sep 12, 2017
High security lock for door
AMESBURY GROUP INC16 citations92
US8628126B2Jan 14, 2014
High security lock for door
AMESBURY GROUP INC20 citations92
US8382166B2Feb 26, 2013
High security lock for door
AMESBURY GROUP INC26 citations92
US8348308B2Jan 8, 2013
High security lock for door
AMESBURY GROUP INC29 citations90
US11441333B2Sep 13, 2022
Electronic deadbolt systems
AMESBURY GROUP INC12 citations85
US10808424B2Oct 20, 2020
Modular multi-point lock
AMESBURY GROUP INC15 citations85
US10968661B2Apr 6, 2021
Locking system having an electronic deadbolt
AMESBURY GROUP INC7 citations83
US10662675B2May 26, 2020
Modular electronic deadbolt systems
AMESBURY GROUP INC6 citations83
US9605444B2Mar 28, 2017
Entry door latch actuator system
AMESBURY GROUP INC13 citations83
US9765550B2Sep 19, 2017
Passive door lock mechanisms
AMESBURY GROUP INC19 citations82
US11021892B2Jun 1, 2021
Locking system having an electronic keeper
AMESBURY GROUP INC6 citations72
US11248396B2Feb 15, 2022
Sealed keeper sensors
AMESBURY GROUP INC3 citations71
US10557300B2Feb 11, 2020
Garage door access remote
AMESBURY GROUP INC5 citations71
US11661771B2May 30, 2023
Electronic drive for door locks
AMESBURY GROUP INC1 citations62
US11634931B2Apr 25, 2023
Modular electronic deadbolt systems
AMESBURY GROUP INC0 citations62
US11834866B2Dec 5, 2023
Flexible coupling for electronic deadbolt systems
AMESBURY GROUP INC0 citations51
US9885200B2Feb 6, 2018
Handle-actuated sliding door lock actuation assemblies
AMESBURY GROUP INC1 citations48