Issued Patents All Time
Showing 26–50 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6766777 | Method to ensure robust operation of a pin lock in a vane style cam phaser | Marty Gardner | 2004-07-27 |
| 6748912 | Method to vent air from a cam phaser with a center mounted spool valve | Franklin R. Smith | 2004-06-15 |
| 6729283 | Externally mounted vacuum controlled actuator with position sensor control means to reduce functional and magnetic hysteresis | Braman Wing | 2004-05-04 |
| 6634973 | Hydraulic tensioner with two spring biased pistons and cushioned pull-back rack | Braman Wing | 2003-10-21 |
| 6631779 | On demand vehicle drive system | Will Watson, Alan L. Miller, Drew A. Sundquist, Diane K. Ducklow, Joseph W. Beckerman +1 more | 2003-10-14 |
| 6623390 | Hydraulic tensioner with pivotal mount | Franklin R. Smith | 2003-09-23 |
| 6622675 | Dual PWM control of a center mounted spool value to control a cam phaser | — | 2003-09-23 |
| 6622677 | Worm gear driven variable cam phaser | Franklin R. Smith | 2003-09-23 |
| 6612952 | Blade tensioner having spring blade cantilevered from distal end of arm | Michael Duffield | 2003-09-02 |
| 6571757 | Variable force solenoid with spool position feedback to control the position of a center mounted spool valve to control the phase angle of cam mounted phaser | — | 2003-06-03 |
| 6481402 | Variable camshaft timing system with pin-style lock between relatively oscillatable components | Franklin R. Smith | 2002-11-19 |
| 6435154 | VCT controls integrated into front cover of engine | Danny R. Taylor | 2002-08-20 |
| 6382155 | Variable valve timing with actuator locking for internal combustion engine | — | 2002-05-07 |
| 6374787 | Multi-position variable camshaft timing system actuated by engine oil pressure | Michael Duffield, Marty Gardner | 2002-04-23 |
| 6357406 | Variable valve actuation system | — | 2002-03-19 |
| 6322468 | Pressure relief valve and dual path vent disc for hydraulic tensioner | Braman Wing | 2001-11-27 |
| 6312351 | Hydraulic tensioner with pivotal mount | Franklin R. Smith | 2001-11-06 |
| 6311655 | Multi-position variable cam timing system having a vane-mounted locking-piston device | Michael Duffield, Marty Gardner | 2001-11-06 |
| 6283076 | Torsionally compliant sprocket for engine balance shaft drive and method of manufacture | — | 2001-09-04 |
| 6263995 | On demand vehicle drive system | Will Watson, Alan L. Miller, Drew A. Sundquist, Diane K. Ducklow, Joseph W. Beckerman +1 more | 2001-07-24 |
| 6263846 | Control valve strategy for vane-type variable camshaft timing system | Frank R. Smith | 2001-07-24 |
| 6250265 | Variable valve timing with actuator locking for internal combustion engine | — | 2001-06-26 |
| 6247434 | Multi-position variable camshaft timing system actuated by engine oil | Michael Duffield, Marty Gardner | 2001-06-19 |
| 6244981 | Hydraulic tensioner with pawl-style external rack | — | 2001-06-12 |
| 6234127 | Torsionally compliant and damped sprocket system with position stops | Philip J. Mott, Marty Gardner | 2001-05-22 |