Issued Patents 2017
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |