Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10447225 | Filter apparatus and power supply system | Changsheng Pei, Yongbing Gao | 2019-10-15 |
HZ
Heling Zhang
Overall (2019): #447,039 of 560,194Top 80%
1
Patents 2019