Issued Patents 2017
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9825390 | Connection apparatus usable in vacuum interrupter | Qing Qi Chen, Li Bao, Yudong Tian | 2017-11-21 |
| 9684642 | Method and device for updating electronic document and associated document use records | Lei Zhang, Xiaolei Wang, Ruiheng Qiu, Dong Wang | 2017-06-20 |
| 9671848 | Redundant power supply circuit, power over Ethernet system, and method | — | 2017-06-06 |
| 9652009 | Current regulation circuit, power over Ethernet system, and method | — | 2017-05-16 |
| 9570826 | Connection apparatus usable in vacuum interrupter | Qing Qi Chen, Li Bao, Yudong Tian | 2017-02-14 |