Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9407316 | Device for improving the stray isolation between the antennas in the bilateral antenna and the method thereof | Zhongping Sun, Bei Ni, Ruzhong Liu | 2016-08-02 |
| 9270305 | Method and system for multi-mode signal transmission | Zhongping Sun, Feng Tao, Ruzhong Liu, Wentao Huang, Guotao Zhao | 2016-02-23 |
| 7327208 | Printed circuit board including a notch filter for attenuating radio frequency interference | Frank Li | 2008-02-05 |