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Joseph E. Marchegiano
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Landenberg, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Optical waveguide devices including dry photohardenable layers
Patent number
5,402,514
Issue date
Mar 28, 1995
E. I. Du Pont de Nemours and Company
Bruce L. Booth
G02 - OPTICS
Information
Patent Grant
Optical waveguide devices, elements for making the devices and meth...
Patent number
5,292,620
Issue date
Mar 8, 1994
E. I. Du Pont de Nemours and Company
Bruce L. Booth
G02 - OPTICS
Information
Patent Grant
Optical fiber connector assemblies and methods of making the assemb...
Patent number
5,015,059
Issue date
May 14, 1991
E. I. Du Pont de Nemours and Company
Bruce L. Booth
G02 - OPTICS
Information
Patent Grant
Optical fiber connector assemblies and methods of making the assemb...
Patent number
4,883,743
Issue date
Nov 28, 1989
E. I. Du Pont de Nemours and Company
Bruce L. Booth
G02 - OPTICS
Information
Patent Grant
System and method for measuring energy transmission through a movin...
Patent number
4,641,256
Issue date
Feb 3, 1987
RCA Corporation
Joseph E. Marchegiano
G01 - MEASURING TESTING
Information
Patent Grant
Device for providing a substantially flat light field
Patent number
4,623,221
Issue date
Nov 18, 1986
RCA Corporation
Joseph E. Marchegiano
G01 - MEASURING TESTING