| 11436879 |
Wireless access control system and methods for intelligent door lock system |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2022-09-06 |
| 10846957 |
Wireless access control system and methods for intelligent door lock system |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2020-11-24 |
| 10181232 |
Wireless access control system and methods for intelligent door lock system |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2019-01-15 |
| 9761074 |
Intelligent door lock system with audio and RF communication |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2017-09-12 |
| 9761073 |
Intelligent door lock system with audio and RF communication |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2017-09-12 |
| 9691198 |
Wireless access control system and methods for intelligent door lock system |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2017-06-27 |
| 9683392 |
Intelligent door lock system with audio and RF Communication |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2017-06-20 |
| 9644400 |
Methods using intelligent door lock system |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2017-05-09 |
| 9644398 |
Intelligent door lock system with a haptic device |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2017-05-09 |
| 9624695 |
Intelligent door lock system with WiFi bridge |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2017-04-18 |
| 9534420 |
Intelligent door lock system retrofitted to existing door lock mechanism |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2017-01-03 |
| 9470017 |
Intelligent door lock system with faceplate and/or ring electrically isolated from circuit |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2016-10-18 |
| 9470018 |
Intelligent door lock system with friction detection and deformed door mode operation |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2016-10-18 |
| 9322194 |
Intelligent door lock system |
Shih Yu Thomas Cheng, Jason Johnson, Christopher Kim |
2016-04-26 |