Friedrich K. Beckmann

Person

Pinneberg, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Heterodyne optical time domain reflectometer
- Patent number 5,082,368
- Issue date Jan 21, 1992
- U.S. Philips Corp.
- Manfred H. Fuchs
- G01 - MEASURING TESTING
Information Patent Grant
Optical time domain reflectometer with heterodyne reception
- Patent number 4,794,249
- Issue date Dec 27, 1988
- U.S. Philips Corporation
- Friedrich-Karl Beckmann
- G01 - MEASURING TESTING
Information Patent Grant
Optical time-domain reflectometer using heterodyne reception
- Patent number 4,708,471
- Issue date Nov 24, 1987
- U.S. Philips Corporation
- Friedrich-Karl Beckmann
- G01 - MEASURING TESTING
Information Patent Grant
Optical branching device using a liquid crystal
- Patent number 4,702,557
- Issue date Oct 27, 1987
- U.S. Philips Corporation
- Friedrich K. Beckmann
- G02 - OPTICS
Information Patent Grant
Ion-generator for producing an air flow
- Patent number 4,559,467
- Issue date Dec 17, 1985
- U.S. Philips Corporation
- Friedrich K. Beckmann
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Device for microwave transmission between two bodies which are rota...
- Patent number 4,538,125
- Issue date Aug 27, 1985
- U.S. Philips Corporation
- Friedrich K. Beckmann
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Device for high voltage transfer between two parts which are rotata...
- Patent number 4,496,202
- Issue date Jan 29, 1985
- U.S. Philips Corporation
- Friedrich K. Beckmann
- H01 - BASIC ELECTRIC ELEMENTS

Friedrich K. Beckmann

Person

Patents Grantslast 30 patents

Heterodyne optical time domain reflectometer

Optical time domain reflectometer with heterodyne reception

Optical time-domain reflectometer using heterodyne reception

Optical branching device using a liquid crystal

Ion-generator for producing an air flow

Device for microwave transmission between two bodies which are rota...

Device for high voltage transfer between two parts which are rotata...