Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11139767 | Methods and apparatus for driving a transducer | Harsha Rao, Carl Lennart STÅHL, Rong Hu | 2021-10-05 |
| 11121661 | Minimizing transducer settling time | Emmanuel Marchais, Carl Lennart STÅHL | 2021-09-14 |