Juergen Riesmeyer

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Olching, DE

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Patents Grantslast 30 patents

Information Patent Grant
Circuit arrangement for a telephone station with earth connection t...
- Patent number 4,841,568
- Issue date Jun 20, 1989
- Siemens Aktiengesellschaft
- Juergen Riesmeyer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuit arrangement for a telephone station with ground connection
- Patent number 4,809,322
- Issue date Feb 28, 1989
- Siemens Aktiengesellschaft
- Juergen Riesmeyer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuit for surge voltage protection in electronic telephone stations
- Patent number 4,727,571
- Issue date Feb 23, 1988
- Siemens Aktiengesellschaft
- Alfred Brandstetter
- H04 - ELECTRIC COMMUNICATION TECHNIQUE