Peter Frutiger

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Wangen, CH

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Patents Grantslast 30 patents

Information Patent Grant
Encipering- and deciphering apparatus in the form of a typewriter
- Patent number 4,350,844
- Issue date Sep 21, 1982
- Anstalt Europaische Handelsgesellschaft
- Oskar E. Sturzinger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Data processing machine, especially ciphering equipment
- Patent number 4,162,762
- Issue date Jul 31, 1979
- Peter Frutiger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Apparatus equipped with a transmitting and receiving station for ge...
- Patent number 4,151,469
- Issue date Apr 24, 1979
- Anstalt Europaische Handelsgesellschaft
- Peter Frutiger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for enciphering and deciphering audio information
- Patent number 4,149,035
- Issue date Apr 10, 1979
- Peter Frutiger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for the synchronization of a deciphering devic...
- Patent number 4,079,195
- Issue date Mar 14, 1978
- Anstalt Europaische Handelsgesellschaft
- Peter Frutiger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for synchronizing a receiver end-key generator...
- Patent number 4,071,693
- Issue date Jan 31, 1978
- Anstalt Europaische Handelsgesellschaft
- Peter Frutiger
- H04 - ELECTRIC COMMUNICATION TECHNIQUE