Volker Berkefeld

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Renningen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for minimizing effects of cross wind on vehicl...
- Patent number 5,379,218
- Issue date Jan 3, 1995
- Dr. Ing. h.c.F. Porsche AG
- Stefan Jacobi
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Sensor for detecting the influence of cross wind on a vehicle
- Patent number 5,315,868
- Issue date May 31, 1994
- Ing. h.c.F. Porsche AG
- Stefan Jacobi
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Active four-wheel steering system for motor vehicles
- Patent number 5,208,751
- Issue date May 4, 1993
- Dr. Ing. h.c.F. Porsche AG
- Volker Berkefeld
- B60 - VEHICLES IN GENERAL