Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11053750 | Drag block for a downhole tool | Gary L. Anderson, James C. Doane, Guijun Deng | 2021-07-06 |
| 11019417 | Modular hearing assistance device | Jeffrey Paul Solum, Yoshi Kasahara, Gregory J. Haubrich, Preetham Varghese | 2021-05-25 |