Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10867498 | Smoke alarm system | Zhiwei Yan, Fangjie Zhou | 2020-12-15 |
| 10725114 | Sampling detection circuit and method for detecting a circuit malfunction | Fupeng Cai, Qiandeng Li, Changjian Liu | 2020-07-28 |