| 7909132 |
Apparatus for use in turning steerable vehicle wheels |
James R. Johnson, Kevin E. Boyle |
2011-03-22 |
| 7484588 |
Closed center steering system |
Thomas Toren |
2009-02-03 |
| 7055643 |
Apparatus for controlling a power-assisted steering gear in response to vehicle speed |
Daniel E. Williams, Juan Redin, Philip S. Peterson |
2006-06-06 |
| 6966398 |
Apparatus for controlling a power-assisted steering gear in response to vehicle speed |
Daniel E. Williams, Juan Redin, Philip S. Peterson |
2005-11-22 |
| 6945350 |
Steering apparatus for turning multiple sets of steerable vehicle wheels |
Daniel E. Williams, Kenneth A. Sherwin |
2005-09-20 |
| 6923288 |
Electric steering apparatus |
— |
2005-08-02 |
| 6547029 |
Vehicle steering apparatus |
Steven Peppler |
2003-04-15 |
| 4902964 |
Program clock for an electronic demand register with automatic calibration based on sensed line frequency |
Gordon R. Burns |
1990-02-20 |
| 4542469 |
Programmable demand register with two way communication through an optical port and external reading devices associated therewith |
Robert E. Brandyberry, Mark M. Forbes, David D. Gloyeski, Russell F. Greafnitz, Glen R. Phillips +5 more |
1985-09-17 |