Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9196947 | Method for manufacturing resonant tube, resonant tube and cavity filter | Kelun Zhao, Fengping Shen, Yanzhao Zhou | 2015-11-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9196947 | Method for manufacturing resonant tube, resonant tube and cavity filter | Kelun Zhao, Fengping Shen, Yanzhao Zhou | 2015-11-24 |