Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5557975 | Torque transducers | David O. Crane, Andrew C. Lester | 1996-09-24 |
| 5533409 | Torque wrench with angular motion detector | David O. Crane, Robin Crann | 1996-07-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5557975 | Torque transducers | David O. Crane, Andrew C. Lester | 1996-09-24 |
| 5533409 | Torque wrench with angular motion detector | David O. Crane, Robin Crann | 1996-07-09 |