| 7568289 |
Handheld optical distance measurement device |
Aragon Burlingham, Calvin Chan, Mark Della Bona, Jeffery Fincher, Daniel Lester Hill +2 more |
2009-08-04 |
| 7170076 |
Tools with orientation detection |
Christopher Tacklind, Lance Reisman, Aragon Burlingham, Daniel T. Adams, Eugene F. Duval +3 more |
2007-01-30 |
| 6878954 |
Detecting tool orientation, alignment, depth, and leveling |
Christopher Tacklind, Lance Reisman, Aragon Burlingham, Daniel T. Adams, Eugene F. Duval +3 more |
2005-04-12 |
| 6741343 |
Level with angle and distance measurement apparatus |
David C. Shafer, William R. Burnett |
2004-05-25 |
| 6657788 |
Methods and apparatus for laser device adjustment |
Christopher Tacklind, William Carlsen, Eugene F. Duval, Thomas Zimmerman |
2003-12-02 |
| 6542304 |
Laser beam device with apertured reflective element |
Christopher Tacklind, William Carlsen, Eugene F. Duval, Thomas Zimmerman |
2003-04-01 |
| 6459483 |
Level with angle and distance measurement apparatus |
David C. Shafer, William R. Burnett |
2002-10-01 |
| 5903345 |
Remotely positionable gravity oriented laser scanner |
Eugene F. Duval, Daniel T. Adams |
1999-05-11 |
| 5720112 |
Asymmetrical plumb bob and method |
Daniel T. Adams, John Littleboy |
1998-02-24 |
| 5680208 |
Gravity oriented laser scanner |
Eugene F. Duval, Gregory L. Richards, Mitchell C. Barham, Daniel T. Adams, William A. Scott +1 more |
1997-10-21 |
| 5335190 |
Inclinometer which is rescalable through the use of multiple angles |
Robert Nagle |
1994-08-02 |
| 5134780 |
Inclinometer with rail having a hollow I-shaped cross-section |
Edwin A. Seipp, III, Kevin J. Reeder, Blake R. Wharton, Brian J. Bayley, Jay Wilson |
1992-08-04 |
| D308644 |
Carpenter level |
Ronald Wisnia |
1990-06-19 |
| 4912662 |
Inclinometer |
Donald G. Green, Robert Nagle |
1990-03-27 |
