Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742960 | Vibratory compactor and method of using same | Paul T. Corcoran, Thomas J. Richards | 2004-06-01 |
| 6698974 | System for electrically powering and vibrating a compacting roller | Dean Potts, Thomas J. Richards | 2004-03-02 |
| 6325035 | Method and apparatus for starting an engine using capacitor supplied voltage | Thomas J. Richards | 2001-12-04 |
| 6194819 | Spark plug with lower operating temperature | Lonnie D. Atteberry, Steven Yap, Donald R. Krull | 2001-02-27 |
| 6163088 | Method and apparatus for providing standby power from a generator using capacitor supplied voltage | Thomas J. Richards | 2000-12-19 |
| 6152702 | Capacitive sensing apparatus for sensing a plurality of operating parameters associated with a variable displacement piston pump | Donna J. Murr | 2000-11-28 |
| 6095459 | Method and apparatus for countering asymmetrical aerodynamic process subjected onto multi engine aircraft | — | 2000-08-01 |
| 5880681 | Apparatus for determining the position of a work implement | Thomas W. Herrick, David J. Urbanc | 1999-03-09 |
| 5720252 | High power ignition assist for an engine | Rodney G. Blodgett, Anthony K. Chan, Teala D. Lavell | 1998-02-24 |
| 5705892 | Spark ignition system and spark plug for ultra lean fuel/air mixtures | James M. Schultz, J. Thomas Vachon | 1998-01-06 |
| 5672831 | Capacitive flow sensor | Chandrasekar Ramamoorthy, Donna J. Murr | 1997-09-30 |
| 5670721 | Capacitive pressure sensor with heated electrodes | Chandrasekar Ramamoorthy, Donna J. Murr | 1997-09-23 |
| 5668309 | Capacitive particle sensor | Chandrasekar Ramamoorthy, Donna J. Murr | 1997-09-16 |
| 5646539 | Multi-purpose capacitive sensor | Chandrasekar Ramamoorthy, Donna J. Murr | 1997-07-08 |
| 5631568 | Capacitive oil life sensor | Donna J. Murr, Chandrasekar Ramamoorthy | 1997-05-20 |
| 5598090 | Inductive joystick apparatus | Thomas M. Baker, Larry H. Franzen | 1997-01-28 |
| 5590629 | Spark ignition system of an internal combustion engine | Donald R. Krull, J. Thomas Vachon | 1997-01-07 |
| 5564403 | Spark ignition system and spark plug for ultra lean fuel/air mixtures | James M. Schultz, J. Thomas Vachon | 1996-10-15 |
| 5532529 | Contactless inductance joystick switch | Donald L. Copple, Kevin G. Yakes | 1996-07-02 |
| 5528928 | Capacitive sensing apparatus for sensing a plurality of operating parameters associated with an engine | Thomas M. Baker, John W. Crayton | 1996-06-25 |
| 5497804 | Integral position sensing apparatus for a hydraulic directional valve | Eldon D. Oestmann, Gary J. Shane | 1996-03-12 |
| 5438261 | Inductive sensing apparatus for a hydraulic cylinder | Thomas M. Baker, Lisa A. Creger, J. Thomas Vachon | 1995-08-01 |
| 5421694 | Non-contacting joystick | Thomas M. Baker, Larry H. Franzen, John F. Szentes | 1995-06-06 |
| 5418468 | Apparatus for determining the position and velocity of a moving object | Thomas M. Baker, John F. Szentes | 1995-05-23 |
| 5386877 | High voltage ripping apparatus | Robert J. Price, Liliana Grajales, Thomas J. Richards | 1995-02-07 |