Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7707872 | Method for testing a hydraulic manifold | David E. Herbert | 2010-05-04 |
| 7194349 | Closed-loop, valve-based transmission control algorithum | Ananthakrishnan Surianarayanan, Mark L. Dell′ Eva, Peter Jacobsen, Eric O. Barrows | 2007-03-20 |
| 7078910 | Fluid formulation evaluation and improvement utilizing broad spectrum impedance spectroscopy | Richard W. Hirthe, Jianxun Hu, Charles Koehler, Martin A. Seitz, Ronald Mark Johnson +2 more | 2006-07-18 |
| 7043372 | Fluid condition monitoring using broad spectrum impedance spectroscopy | Charles Koehler, David L. Wooton, Richard W. Hirthe | 2006-05-09 |
| 6989680 | Detection of coolant contamination in lubricating fluids | Richard W. Hirthe | 2006-01-24 |
| 6984986 | Situ fluid condition monitoring | Gordon M. Fincannon | 2006-01-10 |
| 6895798 | Method of calibrating a solenoid operated pressure control valve and method of controlling same | — | 2005-05-24 |
| 6412335 | Low current solenoid valve | Charles A. Detweiler, Daniel L. DeLand, Gerrit V. Beneker | 2002-07-02 |