WALTER FREI

Follow

Person

FRIEDRICHSHAFEN, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Pressure regulating valve
- Patent number 6,418,967
- Issue date Jul 16, 2002
- ZF Friedrichshafen AG
- Walter Frei
- G05 - CONTROLLING REGULATING
Information Patent Grant
Shifting device for a motor vehicle continuously variable transmission
- Patent number 5,688,204
- Issue date Nov 18, 1997
- ZF Friedrichshafen AG
- Wolfgang Runge
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Steering stick for switching or actuating components of a utility v...
- Patent number 5,566,586
- Issue date Oct 22, 1996
- ZF Friedrichshafen AB
- Armin Lauer
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Gearshift device for electrically controlled gearboxes
- Patent number 5,388,477
- Issue date Feb 14, 1995
- ZF Friedrichshafen AG
- Walter Frei
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
PRESSURE REGULATING VALVE
- Publication number 20020053362
- Publication date May 9, 2002
- WALTER FREI
- G05 - CONTROLLING REGULATING