Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10669842 | Method and apparatus for pre-loading a piezoelectric transducer for downhole acoustic communication | Xiaojun Xiao, John-Peter van Zelm | 2020-06-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10669842 | Method and apparatus for pre-loading a piezoelectric transducer for downhole acoustic communication | Xiaojun Xiao, John-Peter van Zelm | 2020-06-02 |