Intelligent door lock system

SYT Cheng, J Johnson, C Kim, J Aranda - US Patent 9,322,194, 2016 - Google Patents
Related US Application Data Group LLP (60) Provisional application No. 61/800,937, filed
on Mar. 15, 2013, provisional application No. 61/801.236,(57) ABSTRACT filed on Mar. 15 …

Security system coupled to a door lock system

J Johnson, HJC Letourneur, L Baradel… - US Patent 9,916,746, 2018 - Google Patents
A security system is coupled to a door lock system. A sensor is at a dwelling. The sensor is
coupled to a drive shaft of a lock device to assist in locking and unlocking a lock of a lock …

Intelligent door lock system with wireless access control system

J Johnson - US Patent 9,530,262, 2016 - Google Patents
(57) ABSTRACT A wireless access control system locks or unlocks a door at a dwelling. A
remote access device transmits a signal. A lock system, for locking and unlocking a door in …

Intelligent door lock system that minimizes inertia applied to components

J Johnson, SYT Cheng, KN Mainwaring - US Patent 9,574,372, 2017 - Google Patents
An intelligent door lock system includes components, a drive shaft of a lock device, a
processor coupled to a wireless communication device, and an energy source coupled to a …

Door lock system with contact sensor

J Johnson, C Kim, K Sivasambu, S Petty… - US Patent …, 2021 - Google Patents
An intelligent door lock system is coupled to a door at a dwelling. A first sensor is at the
dwelling. The first sensor is coupled to a drive shaft of a lock device to assist in locking and …

Intelligent door lock system with manual operation and push notification

J Johnson, C Dow - US Patent 10,443,266, 2019 - Google Patents
An intelligent door lock system is provided with a push notification. A sensor is configured to
be coupled to a drive shaft of a lock. The position sensing device senses position of the drive …

Wireless access control system and methods for intelligent door lock system

J Johnson - US Patent 9,530,295, 2016 - Google Patents
(57) ABSTRACT A wireless access control system includes a mobile device for accessing a
lock. A mobile device controller generates a signal configured to be transmitted to an …

Intelligent door lock system with a torque limitor

J Johnson, SYT Cheng, PAJ Fornell - US Patent 9,528,294, 2016 - Google Patents
5,594,430 A 1/1997 Cutter et al. 8,600,430 B2 12/2013 Herz et al. 5,695,048 A 12/1997
Tseng 2002fOO15024 A1 2/2002 Westerman et al. 6,196,936 B1 3, 2001 Meckel …

Door lock system coupled to an image capture device

J Johnson - US Patent 11,352,812, 2022 - Google Patents
A wireless access system at a building is provided. A door lock system includes: a lock
status device configured to be coupled to the drive shaft of a lock device, the lock status …

Smart lock device with near field communication

J Johnson, C Dow - US Patent 11,421,445, 2022 - Google Patents
An intelligent door lock system is coupled to a door at a dwelling. A door status device is at
the dwelling. The door status device is coupled to a drive shaft of a lock device to assist in …