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CPC
G01J2009/0207
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Parent Industries
G
PHYSICS
G01
Measuring instruments
G01J
MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT COLORIMETRY RADIATION PYROMETRY
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G01J2009/0207
Double frequency
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Patents Grants
last 30 patents
Information
Patent Grant
Optical communications using spectral interferometry
Patent number
7,796,268
Issue date
Sep 14, 2010
Attochron, LLC
John Cabaniss
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Wavelength variation measuring apparatus
Patent number
5,493,395
Issue date
Feb 20, 1996
Canon Kabushiki Kaisha
Masaru Otsuka
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and a method for high numerical aperture microscopic exam...
Patent number
5,220,403
Issue date
Jun 15, 1993
International Business Machines Corporation
John S. Batchelder
G02 - OPTICS
Information
Patent Grant
Apparatus and a method for high numerical aperture microscopic exam...
Patent number
5,208,648
Issue date
May 4, 1993
International Business Machines Corporation
John S. Batchelder
G02 - OPTICS
Information
Patent Grant
Method and apparatus for two-wavelength interferometry with optical...
Patent number
4,907,886
Issue date
Mar 13, 1990
Wild Heerburgg, AG
Rene Dandliker
G01 - MEASURING TESTING
Information
Patent Grant
Apparatus and method for performing two-frequency interferometry
Patent number
4,906,095
Issue date
Mar 6, 1990
The United States of America as represented by the United States Department o...
Roger G. Johnston
G01 - MEASURING TESTING
Information
Patent Grant
Multiple input source technique for deriving cavity linewidth
Patent number
4,900,150
Issue date
Feb 13, 1990
Litton Systems, Inc.
David B. Hall
G01 - MEASURING TESTING
Information
Patent Grant
Interferometric apparatus and method for detection and characteriza...
Patent number
4,764,013
Issue date
Aug 16, 1988
The United States of America as represented by the United States Department o...
Roger G. Johnston
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
Optical Communications Using Spectral Interferometry
Publication number
20090046293
Publication date
Feb 19, 2009
John Cabaniss
H04 - ELECTRIC COMMUNICATION TECHNIQUE