Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7170076 | Tools with orientation detection | Andrew G. Butler, Christopher Tacklind, Aragon Burlingham, Daniel T. Adams, Eugene F. Duval +3 more | 2007-01-30 |
| 6878954 | Detecting tool orientation, alignment, depth, and leveling | Andrew G. Butler, Christopher Tacklind, Aragon Burlingham, Daniel T. Adams, Eugene F. Duval +3 more | 2005-04-12 |