Johannes A. Gutmann

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Geneva, CH

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Patents Grantslast 30 patents

Information Patent Grant
Telephone circuits
- Patent number 4,796,295
- Issue date Jan 3, 1989
- Motorola, Inc.
- Michael J. Gay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Voltage controlled crystal oscillator with reduced oscillations at...
- Patent number 4,571,558
- Issue date Feb 18, 1986
- Motorola, Inc.
- Michael J. Gay
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Demodulator system including a tunable discriminator suitable for u...
- Patent number 4,287,530
- Issue date Sep 1, 1981
- Motorola Inc.
- Michael J. Gay
- H04 - ELECTRIC COMMUNICATION TECHNIQUE