Wilhelmus Franciscus Knippenberg

Person

Eindhoven, NL

People

Patents Grantslast 30 patents

Information Patent Grant
Cuvette for the atomic absorption spectrometry
- Patent number 4,629,320
- Issue date Dec 16, 1986
- U.S. Philips Corporation
- Bernhard Lersmacher
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Tubular cuvette for atomic absorption spectrometry
- Patent number 4,547,069
- Issue date Oct 15, 1985
- U.S. Philips Corporation
- Bernhard Lersmacher
- G01 - MEASURING TESTING
Information Patent Grant
Methods of manufacturing crucible for flameless atomic absorption s...
- Patent number 4,367,246
- Issue date Jan 4, 1983
- U.S. Philips Corporation
- Bernhard Lersmacher
- G01 - MEASURING TESTING
Information Patent Grant
X-ray spectrometer
- Patent number 4,280,049
- Issue date Jul 21, 1981
- U.S. Philips Corporation
- Helmut W. W. Werner
- G01 - MEASURING TESTING
Information Patent Grant
Method of making an electric resistor having a resistance body cons...
- Patent number 4,208,449
- Issue date Jun 17, 1980
- U.S. Philips Corporation
- Wilhelmus F. Knippenberg
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cuvette for flameless atom absorption spectroscopy
- Patent number 4,204,769
- Issue date May 27, 1980
- U.S. Philips Corporation
- Bernhard Lersmacher
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Electric resistor based on silicon carbide having a negative temper...
- Patent number 4,086,559
- Issue date Apr 25, 1978
- U.S. Philips Corporation
- Wilhelmus Franciscus Knippenberg
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Filamentary silicon carbide crystals by VLS growth in molten iron
- Patent number 4,013,503
- Issue date Mar 22, 1977
- North American Philips Corporation
- Wilhelmus Franciscus Knippenberg
- C30 - CRYSTAL GROWTH
Information Patent Grant
Method of manufacturing silicon carbide crystals
- Patent number 3,962,406
- Issue date Jun 8, 1976
- U.S. Philips Corporation
- Wilhelmus Franciscus Knippenberg
- B66 - HOISTING LIFTING HAULING

Wilhelmus Franciscus Knippenberg

Person

Patents Grantslast 30 patents

Cuvette for the atomic absorption spectrometry

Tubular cuvette for atomic absorption spectrometry

Methods of manufacturing crucible for flameless atomic absorption s...

X-ray spectrometer

Method of making an electric resistor having a resistance body cons...

Cuvette for flameless atom absorption spectroscopy

Electric resistor based on silicon carbide having a negative temper...

Filamentary silicon carbide crystals by VLS growth in molten iron

Method of manufacturing silicon carbide crystals