Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10813226 | Process for improving performance of sliding rheostat of 5G communication high-frequency signal board | Qingfeng Liu | 2020-10-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10813226 | Process for improving performance of sliding rheostat of 5G communication high-frequency signal board | Qingfeng Liu | 2020-10-20 |