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Evan D. Laganis
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Wilmington, DE, US
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last 30 patents
Information
Patent Grant
Liquid/vapor optical modulator
Patent number
5,193,024
Issue date
Mar 9, 1993
E. I. Du Pont de Nemours and Company
John A. Lawton
G02 - OPTICS
Information
Patent Grant
Red sensitive photopolymerizable compositions
Patent number
5,147,758
Issue date
Sep 15, 1992
E. I. Du Pont de Nemours and Company
William K. Smothers
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Biphenyl derivatives for photostabilization in pulsed optical darke...
Patent number
5,080,467
Issue date
Jan 14, 1992
Greyhawk Systems, Inc.
Frederic J. Kahn
G02 - OPTICS
Information
Patent Grant
Donor element for thermal imaging containing infra-red absorbing sq...
Patent number
5,019,549
Issue date
May 28, 1991
Reid E. Kellogg
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Infrared laser recording film
Patent number
4,882,265
Issue date
Nov 21, 1989
E. I. Du Pont de Nemours and Company
Evan D. Laganis
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Preparation of anhydrous organic acid salts
Patent number
4,723,016
Issue date
Feb 2, 1988
E. I. Du Pont de Nemours and Company
Bertrand L. Chenard
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Oxyanion-catalyzed polymerization
Patent number
4,588,795
Issue date
May 13, 1986
E. I. Du Pont de Nemours and Company
Ira B. Dicker
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...