Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11325232 | Torque wrench with shock absorption | Nathan J. Lee, Daniel A. Phipps, Gregory E. Reinecker, Peter A. Kaltenbach | 2022-05-10 |
| 10335935 | Torque wrench with shock absorption | Nathan J. Lee, Daniel A. Phipps, Gregory E. Reinecker, Peter A. Kaltenbach | 2019-07-02 |
| D702519 | Electronic torque wrench | Nathan J. Lee, Daniel A. Phipps, Gregory E. Reinecker, Peter A. Kaltenbach | 2014-04-15 |
| D699531 | Torque wrench | Nathan J. Lee, De L. San, Jie Li | 2014-02-18 |