Engelhardt; Helmut
Patent Applications and Registrations
Patent applications and USPTO patent grants for Engelhardt; Helmut.The latest application filed is for "variable-stroke valve train of an internal combustion engine".
- Engelhardt; Helmut - Herzogenaurach DE
| Patent | Date |
|---|---|
| Variable-stroke valve train of an internal combustion engine Grant 9,856,762 - Engelhardt January 2, 2 | 2018-01-02 |
| Variable-stroke Valve Train Of An Internal Combustion Engine App 20160290183 - Engelhardt; Helmut | 2016-10-06 |
| Lever-type cam follower Grant 8,328,959 - Engelhardt , et al. December 11, 2 | 2012-12-11 |
| Cam follower Grant 8,025,038 - Engelhardt , et al. September 27, 2 | 2011-09-27 |
| Connection element for the secure fixing of a lever-type cam follower Grant 7,721,695 - Moeck , et al. May 25, 2 | 2010-05-25 |
| Cam Follower App 20100064999 - Engelhardt; Helmut ; et al. | 2010-03-18 |
| Structural member of an internal combustion engine operated with alcoholic fuel App 20090250034 - Engelhardt; Helmut ; et al. | 2009-10-08 |
| Connection Element For The Secure Fixing Of A Lever-Type Cam Follower App 20080196682 - Moeck; Stephan ; et al. | 2008-08-21 |
| Finger lever of a valve train of an internal combustion engine Grant 7,350,489 - Engelhardt , et al. April 1, 2 | 2008-04-01 |
| Connection element for the captive mounting of a lever-like cam follower Grant 7,350,490 - Mock , et al. April 1, 2 | 2008-04-01 |
| Finger lever of a valve train of an internal combustion engine App 20080041326 - Engelhardt; Helmut ; et al. | 2008-02-21 |
| Connection Element For The Captive Mounting Of A Lever-like Cam Follower App 20070215086 - Mock; Stephan ; et al. | 2007-09-20 |
| Drag lever of a valve mechanism in an internal combustion engine Grant 7,219,639 - Engelhardt , et al. May 22, 2 | 2007-05-22 |
| Connecting element for inseparable retention of a lever-type cam follower Grant 7,146,950 - Moeck , et al. December 12, 2 | 2006-12-12 |
| Drag lever of a valve mechanism in an internal combustion engine App 20060225680 - Engelhardt; Helmut ; et al. | 2006-10-12 |
| Connecting element for inseparable retention of a lever-type cam follower App 20060011162 - Moeck; Stephan ; et al. | 2006-01-19 |
| Lever-type cam follower App 20050274437 - Engelhardt, Helmut ; et al. | 2005-12-15 |
| Rocker arm or finger lever formed by a chipless process Grant 6,062,184 - Engelhardt , et al. May 16, 2 | 2000-05-16 |
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