Klaus Volkmann

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Bergisch Gladbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Ultrasonic method for the inspection of spat welds between metal pl...
- Patent number 5,537,875
- Issue date Jul 23, 1996
- Hans Viehmann
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for depth compensation of amplitudes of echo-signals in an u...
- Patent number 5,431,056
- Issue date Jul 11, 1995
- Klaus Volkmann
- G01 - MEASURING TESTING
Information Patent Grant
Ultrasonic measuring device, especially suited to non-destructive t...
- Patent number 5,373,741
- Issue date Dec 20, 1994
- Krautkramer GmbH & Co.
- Klaus Volkmann
- G01 - MEASURING TESTING
Information Patent Grant
Ultrasonic thickness gauge circuit with transit path correction
- Patent number 4,570,486
- Issue date Feb 18, 1986
- Krautkramer-Branson, Inc.
- Klaus Volkmann
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for resonant sensing device
- Patent number 4,523,467
- Issue date Jun 18, 1985
- Krautkramer-Branson, Inc.
- Rolf Diederichs
- G01 - MEASURING TESTING
Information Patent Grant
Method and arrangement for measuring the attenuation-versus-frequen...
- Patent number 4,259,631
- Issue date Mar 31, 1981
- Felten & Guilleaume Carlswerk AG
- Klaus Volkmann
- G01 - MEASURING TESTING