Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D994521 | Wired doorbell | Xin Lingyun | 2023-08-08 |
| D993798 | Battery doorbell | Xin Lingyun | 2023-08-01 |
| D987651 | Dongle | Xin Lingyun | 2023-05-30 |
| D987460 | Contact sensor | Xin Lingyun | 2023-05-30 |
| D982467 | Chime | Xin Lingyun | 2023-04-04 |
| D969631 | Motion sensor | Xin Lingyun | 2022-11-15 |
| D947688 | Leak sensor | Xin Lingyun | 2022-04-05 |