Martin Hafen

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Rottweil, DE

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Patents Grantslast 30 patents

Information Patent Grant
Micromechanical rotation speed sensor
- Patent number 5,959,206
- Issue date Sep 28, 1999
- LITEF GmbH
- Bruno F. Ryrko
- G01 - MEASURING TESTING
Information Patent Grant
Micromechanical accelerometer with plate-like semiconductor wafers
- Patent number 5,614,742
- Issue date Mar 25, 1997
- Litef GmbH
- Thomas Gessner
- G01 - MEASURING TESTING
Information Patent Grant
Micromechanical accelerometer and method of manufacture thereof
- Patent number 5,504,032
- Issue date Apr 2, 1996
- Litef GmbH
- Thomas Gessner
- G01 - MEASURING TESTING
Information Patent Grant
Pendulum with bending spring joint
- Patent number 4,953,834
- Issue date Sep 4, 1990
- Litef GmbH
- Wolfram Ebert
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...