Patents per Year
Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12206233 | Leakage current detection circuit | Dong Wei | 2025-01-21 |
| 12003092 | Cable with signal detection function | Quanyu Cai, Siwei Zhu, Dong Wei | 2024-06-04 |
| 11973336 | Circuit and plug for timing automatic detection of leakage protection function | Dong Wei | 2024-04-30 |
| 11588316 | Circuit with timing function and leakage protection plug | — | 2023-02-21 |
| 10991534 | Leakage protector | Siwei Zhu | 2021-04-27 |
| 10541101 | Electric leakage protector | Siwei Zhu | 2020-01-21 |