Fred L. Katzmann

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Cedar Grove, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Electrothermal conversion elements, apparatus and methods for use i...
- Patent number 5,783,805
- Issue date Jul 21, 1998
- Fred L. Katzmann
- G01 - MEASURING TESTING
Information Patent Grant
Electrothermal conversion elements, apparatus and methods for use i...
- Patent number 5,378,873
- Issue date Jan 3, 1995
- Fred L. Katzmann
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for AC signal comparison, calibration and meas...
- Patent number 4,901,006
- Issue date Feb 13, 1990
- Electro Scientific Industries, Inc.
- Archie J. Harrison
- G01 - MEASURING TESTING
Information Patent Grant
Resistive sensing thermal device for current measurement
- Patent number 4,695,793
- Issue date Sep 22, 1987
- Ballantine Laboratories, Inc.
- Fred L. Katzmann
- G01 - MEASURING TESTING
Information Patent Grant
AC-DC transfer standard temperature sensor reversal error compensat...
- Patent number 4,659,910
- Issue date Apr 21, 1987
- Archie J. Harrison
- G01 - MEASURING TESTING
Information Patent Grant
Direct-reading decibel meter
- Patent number 4,000,463
- Issue date Dec 28, 1976
- Ballantine Laboratories, Inc.
- Fred L. Katzmann
- G01 - MEASURING TESTING