Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6076266 | Theodolite with a disengageable adjustment mechanism | Michael Detro | 2000-06-20 |
| 5887353 | Two-speed continuous tangent screw | — | 1999-03-30 |
| 5760748 | Pivoting support bracket to mount a GPS antenna above a theodolite or a total station mounted on a tripod | — | 1998-06-02 |
| 5689892 | Two-speed continuous tangent screw | — | 1997-11-25 |