DP

David M. Preston

EA Eaton: 48 patents #9 of 3,708Top 1%
SS Sci Systems: 7 patents #4 of 49Top 9%
DL Dana Limited: 1 patents #464 of 1,099Top 45%
📍 Madison Heights, MI: #1 of 274 inventorsTop 1%
🗺 Michigan: #656 of 86,293 inventorsTop 1%
Overall (All Time): #40,517 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 26–50 of 59 patents

Patent #TitleCo-InventorsDate
5810141 Driveline clutch with unidirectional apply ball ramp Gregory J. Organek 1998-09-22
5802915 Transmission shifting mechanism with ball ramp actuator Gregory J. Organek 1998-09-08
5713446 Low inertia ball ramp actuator Gregory J. Organek 1998-02-03
5692845 Airline ticket printer with offset drive means Steven Michael Faes, Alfred L. Fulton, Martin J. Hnetynka, Laird Campbell, Michael Missios +1 more 1997-12-02
5690066 Engine valve control actuator with knee action linkage Keith Hampton 1997-11-25
5682848 Engine valve control system using a latchable rocker arm activated by a solenoid mechanism Keith Hampton 1997-11-04
5684285 Airline ticket printer with ticket pre-staging and recirculation Steven Michael Faes, Alfred L. Fulton, Martin J. Hnetynka, Laird Campbell, Scott D. Sampson 1997-11-04
5664073 Control system for transportation ticket printer having plurality of dual process personal computer boards for performing general computing tasks and sending data to printer control module Steven Michael Faes, Alfred L. Fulton, Martin J. Hnetynka, Laird Campbell, Michael Missios +1 more 1997-09-02
5660153 Valve control system Keith Hampton, Dale Arden Stretch, Douglas J. Nielsen, Neal L. Tack 1997-08-26
5651437 Clutch ball ramp actuator to maintain state upon loss of power Gregory J. Organek, Jon A. Steeby 1997-07-29
5623897 Engine valve control system using a latchable rocker arm activated by a solenoid mechanism Keith Hampton 1997-04-29
5619958 Engine valve control system using a latchable rocker arm Keith Hampton 1997-04-15
5599117 Airline ticket printer with ticket prestaging Steven Michael Faes, Alfred L. Fulton, Martin J. Hnetynka, Laird Campbell, Michael Missios +1 more 1997-02-04
5485904 Clutch ball ramp actuator with drive and coast apply Gregory J. Organek, David A. Janson 1996-01-23
5469948 Clutch ball ramp actuator with coast lock Gregory J. Organek, David A. Janson 1995-11-28
5441137 Clutch with a centrifugally applied ball ramp actuator Gregory J. Organek 1995-08-15
5435201 Transmission shift mechanism with ball ramp actuated gear clutch packs Gregory J. Organek 1995-07-25
5309176 Airline ticket printer with stepper motor for selectively engaging print head and platen Steven Michael Faes, Alfred L. Fulton, Martin J. Hnetynka, Laird Campbell, Michael Missios +1 more 1994-05-03
5161504 Dual mode electrical servoactuator Philip Guest, Donald Haefner, Richard F. Neuman 1992-11-10
5152360 Throttle cable intervention device Donald Haefner 1992-10-06
5138211 Spherical cam clutch for servoactuator Donald Haefner 1992-08-11
5129633 Hydraulic actuator for parallel auxiliary leaf springs Erlen B. Walton, James L. Oliver, James A. Juriga 1992-07-14
5098121 Vehicle suspension with auiliary leaf springs Erlen B. Walton, James L. Oliver, James A. Juriga 1992-03-24
5035408 Jounce responsive actuator for parallel auxiliary spring Erlen B. Walton, James L. Oliver, James A. Juriga 1991-07-30
5029893 Vehicle suspension with auxiliary leaf springs Erlen B. Walton, James L. Oliver, James A. Juriga 1991-07-09