Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11259230 | Method and system of switching between mobile networks | Shu He | 2022-02-22 |
| 9850747 | Fissured substrata water pumping apparatus and method | Zhanguo Ma, GUOZHEN ZHAO, Fan Zhang, Peng Gong, Zhongxi Jiang +3 more | 2017-12-26 |