Doring; Ralf
Patent Applications and Registrations
Patent applications and USPTO patent grants for Doring; Ralf.The latest application filed is for "device for measuring the physical properties of gases".
- Doring; Ralf - Luebeck DE
- Doring; Ralf - Gerolfing N/A DE
- Doring; Ralf - Lubeck DE
- Doring; Ralf - Heiligenhaus DE
| Patent | Date |
|---|---|
| Device for measuring the concentration of paramagnetic gases Grant 8,596,109 - Stark , et al. December 3, 2 | 2013-12-03 |
| Charger module for an internal combustion engine Grant 8,418,679 - Doring , et al. April 16, 2 | 2013-04-16 |
| Gas concentration-measuring device Grant 8,199,326 - Dreyer , et al. June 12, 2 | 2012-06-12 |
| Device For Measuring The Physical Properties Of Gases App 20110252868 - DORING; Ralf ; et al. | 2011-10-20 |
| Gas Concentration-measuring Device App 20100225917 - DREYER; Peter ; et al. | 2010-09-09 |
| Gas concentration measuring apparatus Grant 7,705,991 - Doring , et al. April 27, 2 | 2010-04-27 |
| Charger module for an internal combustion engine App 20090071450 - Doring; Ralf ; et al. | 2009-03-19 |
| Gas concentration measuring apparatus App 20080074647 - Doring; Ralf ; et al. | 2008-03-27 |
| Lock cylinder Grant 5,339,663 - Doring August 23, 1 | 1994-08-23 |
| Drive-rod lock Grant 5,171,047 - Korb , et al. December 15, 1 | 1992-12-15 |
| Drive-rod lock Grant 5,058,938 - Doring , et al. October 22, 1 | 1991-10-22 |
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