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Winfried Lieber
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Kaiserslautern, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Method and device for testing a plurality of optical waveguides
Patent number
5,541,725
Issue date
Jul 30, 1996
Siemens Aktiengesellschaft
Winfried Lieber
G02 - OPTICS
Information
Patent Grant
Method and apparatus for measuring a plurality of light waveguides
Patent number
5,424,831
Issue date
Jun 13, 1995
Siemens Aktiengesellschaft
Rainer Kossat
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for identifying the position of two groups of...
Patent number
5,384,870
Issue date
Jan 24, 1995
Siemens Aktiengesellschaft
Winfried Lieber
G02 - OPTICS
Information
Patent Grant
Cassette and cassette block for light waveguides
Patent number
5,206,927
Issue date
Apr 27, 1993
Siemens Aktiengesellschaft
Lothar Finzel
G02 - OPTICS
Information
Patent Grant
Method and apparatus for measuring the attenuation of an optical me...
Patent number
5,189,300
Issue date
Feb 23, 1993
Siemens Aktiengesellschaft
Winfried Lieber
G01 - MEASURING TESTING
Information
Patent Grant
Measuring instrument using two transmitters and two receivers for m...
Patent number
5,189,298
Issue date
Feb 23, 1993
Siemens Aktiengesellschaft
Winfried Lieber
G01 - MEASURING TESTING
Information
Patent Grant
Method for measuring light being coupled into and out of a light wa...
Patent number
5,179,275
Issue date
Jan 12, 1993
Siemens Aktiengesellschaft
Winfried Lieber
G01 - MEASURING TESTING
Information
Patent Grant
Measuring device for an optical medium having a light receiver guid...
Patent number
5,159,399
Issue date
Oct 27, 1992
Siemens Aktiengesellschaft
Winfried Lieber
G01 - MEASURING TESTING
Information
Patent Grant
Method and apparatus for measuring optical attenuation of an optica...
Patent number
5,078,489
Issue date
Jan 7, 1992
Siemens Aktiengesellschaft
Winfried Lieber
G02 - OPTICS
Information
Patent Grant
Method for aligning two waveguide fiber ends and an apparatus for p...
Patent number
5,011,259
Issue date
Apr 30, 1991
Siemens Aktiengesellschaft
Winfried Lieber
G02 - OPTICS