Axel Hengst

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Lahnau, DE

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Patents Grantslast 30 patents

Information Patent Grant
Electronic device having a rotary switch and a display screen
- Patent number 6,404,420
- Issue date Jun 11, 2002
- Mannesmann VDO AG
- Bernhard Klein
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Electronic apparatus provided with a bidirectional rotary switch
- Patent number 6,005,299
- Issue date Dec 21, 1999
- VDO Control Systems, Inc.
- Axel Hengst
- G01 - MEASURING TESTING