Harpster; Joseph W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Harpster; Joseph W..The latest application filed is for "tube fouling monitor".
- Harpster; Joseph W. - Punta Gorda FL
- Harpster; Joseph W. - Galena OH
| Patent | Date |
|---|---|
| Heat exchanger deep bundle air extractor and method for modifying Grant 8,151,460 - Harpster , et al. April 10, 2 | 2012-04-10 |
| Tube Fouling Monitor App 20090188645 - Harpster; Joseph W. ; et al. | 2009-07-30 |
| Heat exchanger deep bundle air extractor App 20090032233 - Harpster; Timothy J. ; et al. | 2009-02-05 |
| Apparatus and method for measuring the air flow component and water vapor component of air/water vapor streams flowing under vacuum Grant 5,485,754 - Harpster January 23, 1 | 1996-01-23 |
| System and method for measuring the rate of fuel comsumption of an internal combustion engine Grant 5,445,018 - Harpster August 29, 1 | 1995-08-29 |
| Flow sensor assembly Grant 4,942,763 - Harpster July 24, 1 | 1990-07-24 |
| Apparatus for measuring the distance to the floor of the cargo hold of a ship through intervening bulk material Grant 4,070,625 - Harpster January 24, 1 | 1978-01-24 |
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