Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9793594 | Dielectric resonator/filter having a hollow dielectric cylinder with pre-defined areas plated with silver | Lijuan Zhao, Nan Shen, Hong Zhou | 2017-10-17 |
| 9728830 | Dielectric resonator and filter including a dielectric column secured to a housing using multiple insulating fixed modules | Lijuan Zhao, Nan Shen, Hong Zhou | 2017-08-08 |