Tavis Corporation

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Mariposa, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Digital transducer system including two reactive transducers formin...
- Patent number 5,293,137
- Issue date Mar 8, 1994
- Tavis Corporation
- John R. Tavis
- G01 - MEASURING TESTING
Information Patent Grant
Integrated circuit for transducers
- Patent number 5,189,380
- Issue date Feb 23, 1993
- Tavis Corporation
- John R. Tavis
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Very low input power oscillator with improved amplitude stability
- Patent number 4,947,139
- Issue date Aug 7, 1990
- Tavis Corporation
- John R. Tavis
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Tank gaging system
- Patent number 4,627,281
- Issue date Dec 9, 1986
- Tavis Corporation
- John A. Tavis
- G01 - MEASURING TESTING

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