Ruppel; Stefan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ruppel; Stefan.The latest application filed is for "liquid mist separation device".
Company Profile
1.34.24
- Ruppel; Stefan - Heidelberg Emmertsgrund DE
- Ruppel; Stefan - Mannheim DE
- Ruppel; Stefan - Heidelberg N/A DE
- Ruppel; Stefan - Bundesland DE
Patent Activity
| Patent | Date |
|---|---|
| Liquid mist separation device Grant 10,300,416 - Coelho , et al. | 2019-05-28 |
| Pump device for driving blow-by-gas Grant 10,253,662 - Elsaesser , et al. | 2019-04-09 |
| Liquid Mist Separation Device App 20190070543 - Coelho; Armando ; et al. | 2019-03-07 |
| Crankcase ventilation apparatus Grant 9,932,869 - An , et al. April 3, 2 | 2018-04-03 |
| Cylinder head cover Grant 9,932,927 - Ruppel , et al. April 3, 2 | 2018-04-03 |
| Oil mist separator Grant 9,885,266 - Ruppel February 6, 2 | 2018-02-06 |
| Pump Device For Driving Blow-by-gas App 20180030868 - Elsaesser; Alfred ; et al. | 2018-02-01 |
| Separation device for an aerosol stream Grant 9,598,992 - Ruppel , et al. March 21, 2 | 2017-03-21 |
| Crankcase Ventilation Apparatus App 20160138442 - An; Dimitri ; et al. | 2016-05-19 |
| Cylinder Head Cover App 20160076479 - RUPPEL; Stefan ; et al. | 2016-03-17 |
| Crankcase ventilation device Grant 9,238,980 - An , et al. January 19, 2 | 2016-01-19 |
| Separation Device For An Aerosol Stream App 20150337698 - Ruppel; Stefan ; et al. | 2015-11-26 |
| Cylinder head cover Grant 9,175,636 - Dunsch , et al. November 3, 2 | 2015-11-03 |
| Oil Mist Separator App 20150275720 - Ruppel; Stefan | 2015-10-01 |
| Oil mist separator Grant 9,080,477 - Ruppel July 14, 2 | 2015-07-14 |
| Internal combustion engine Grant 8,960,170 - Goerlich , et al. February 24, 2 | 2015-02-24 |
| Crankcase Ventilation Device App 20150020785 - An; Dimitri ; et al. | 2015-01-22 |
| Device for venting a crank space Grant 8,893,688 - Ruppel , et al. November 25, 2 | 2014-11-25 |
| Pressure control valve Grant 8,733,402 - Goerlich , et al. May 27, 2 | 2014-05-27 |
| Device for ventilating a crankcase Grant 8,607,767 - Ruppel , et al. December 17, 2 | 2013-12-17 |
| Cylinder head of an internal combustion engine Grant 8,573,188 - Braun , et al. November 5, 2 | 2013-11-05 |
| Oil mist separator Grant 8,485,164 - Ruppel , et al. July 16, 2 | 2013-07-16 |
| Ventilation device for a forced induction internal combustion engine Grant 8,439,022 - Ruppel , et al. May 14, 2 | 2013-05-14 |
| Internal Combustion Engine App 20130061832 - Goerlich; Leszek ; et al. | 2013-03-14 |
| Crank case ventilator Grant 8,393,315 - Ruppel , et al. March 12, 2 | 2013-03-12 |
| Oil mist separator Grant 8,388,713 - Enderich , et al. March 5, 2 | 2013-03-05 |
| Oil Mist Separator App 20120159912 - Ruppel; Stefan | 2012-06-28 |
| Deaerating and aerating device for a supercharged internal combustion engine Grant 8,191,538 - Braun , et al. June 5, 2 | 2012-06-05 |
| Internal combustion engine with a camshaft bearing device Grant 8,166,940 - Grass , et al. May 1, 2 | 2012-05-01 |
| Pressure Control Valve App 20110174397 - Goerlich; Leszek ; et al. | 2011-07-21 |
| Oil Mist Separator App 20110036242 - Enderich; Andreas ; et al. | 2011-02-17 |
| Cylinder Head Cover App 20110005490 - Dunsch; Robert ; et al. | 2011-01-13 |
| Crank Case Ventilator App 20100313830 - Ruppel; Stefan ; et al. | 2010-12-16 |
| Device for separating a gas-liquid mixture, in particular during ventilation of a crankcase of an internal combustion engine Grant 7,850,754 - Ruppel , et al. December 14, 2 | 2010-12-14 |
| Oil Mist Separator App 20100307466 - Ruppel; Stefan ; et al. | 2010-12-09 |
| Cylinder head cover Grant 7,845,322 - Dunsch , et al. December 7, 2 | 2010-12-07 |
| Device For Ventilating A Crankcase App 20100294218 - Ruppel; Stefan ; et al. | 2010-11-25 |
| Device for separating a gas-liquid mixture Grant 7,799,109 - Dunsch , et al. September 21, 2 | 2010-09-21 |
| Device For Ventilating A Crank Space App 20100006075 - Ruppel; Stefan ; et al. | 2010-01-14 |
| Deaerating And Aerating Device For A Supercharged Internal Combustion Engine App 20100000499 - Braun; Mirko ; et al. | 2010-01-07 |
| Ventilation Device For A Forced Induction Internal Combustion Engine App 20090320809 - Ruppel; Stefan ; et al. | 2009-12-31 |
| Device For Separating A Gas-liquid Mixture, In Particular During Ventilation Of A Crankcase Of An Internal Combustion Engine App 20090288560 - Ruppel; Stefan ; et al. | 2009-11-26 |
| Cylinder Head Of An Internal Combustion Engine App 20090250044 - Braun; Mirko ; et al. | 2009-10-08 |
| Bearing Device App 20090169142 - Grass; Uwe ; et al. | 2009-07-02 |
| Cylinder Head Cover App 20080295796 - Dunsch; Robert ; et al. | 2008-12-04 |
| Device For Separating a Gas-Liquid Mixture App 20080155949 - Dunsch; Robert ; et al. | 2008-07-03 |
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