US Patent 7173767 Focusing device
Patent 7173767 was granted and assigned to Avanex on February, 2007 by the United States Patent and Trademark Office.
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Patent Inventor Names
Klaus Satzke0
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Patent abstract
A focusing device with a refractive index profile changing from the center of the focusing device towards its perimeter, is made of a material wherein the lateral refractive index distribution of the focusing device material is homogeneous and wherein the focusing device comprises holes for introducing a graded refractive index profile. This allows accurate control of the graded refractive index profile.
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US Patent 07173767 Focusing device US Patent 7173767 Focusing device
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Patent Number
071737670
Patent Number
71737670
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Current Assignee
Patent Jurisdiction
Patent Number
071737670
Date of Patent
February 6, 2007
0Patent Application Number
105366720
Date Filed
November 27, 2003
0Official Website
Patent Primary Examiner
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US Patent 07173767 Focusing device
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07173767
Date of patent
February 6, 2007
Patent application number
10536672
Date Filed
November 27, 2003
Patent primary examiner
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