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Patents Grantslast 30 patents

Information Patent Grant
Method for the high-frequency heating of dielectric workpieces
- Patent number 5,278,382
- Issue date Jan 11, 1994
- Herfurth GmbH
- Uwe W. Rische
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Oscillator for supplying a gas discharge device
- Patent number 4,978,929
- Issue date Dec 18, 1990
- Herfurth GmbH
- Karl-Heinz Knobbe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High frequency amplifier
- Patent number 4,751,472
- Issue date Jun 14, 1988
- Herfurth GmbH
- Karl H. Knobbe
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Apparatus for checking persons for radioactive contamination
- Patent number 4,731,535
- Issue date Mar 15, 1988
- Firma Herfurth GmbH
- Uwe W. Rische
- G01 - MEASURING TESTING
Information Patent Grant
Absorber
- Patent number 4,529,911
- Issue date Jul 16, 1985
- Herfurth GmbH
- Gerald Hutter
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Resonant circuit arrangement
- Patent number 4,355,286
- Issue date Oct 19, 1982
- Herfurth GmbH
- Karl-Heinz Knobbe
- H01 - BASIC ELECTRIC ELEMENTS