Hans-Dieter Riedel

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Erlangen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Monitoring equipment for the safety devices used in vehicles when d...
- Patent number 4,910,512
- Issue date Mar 20, 1990
- Siemens Aktiengesellschaft
- Hans-Dieter Riedel
- G01 - MEASURING TESTING
Information Patent Grant
Noncontact electronic switching arrangement
- Patent number 4,792,764
- Issue date Dec 20, 1988
- Siemens Aktiengesellschaft
- Heinz Walker
- H03 - BASIC ELECTRONIC CIRCUITRY