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Craig Fields
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Chicago, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
LED based high-intensity light with secondary diffuser
Patent number
8,651,695
Issue date
Feb 18, 2014
Excelitas Technologies Corp.
Craig Fields
F21 - LIGHTING
Information
Patent Grant
Staggered LED based high-intensity light
Patent number
8,096,677
Issue date
Jan 17, 2012
Excelitas Technologies LED Solutions, Inc.
Craig Fields
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Staggered LED based high-intensity light
Patent number
8,033,683
Issue date
Oct 11, 2011
Perkinelmer LED Solutions, Inc.
Craig Fields
F21 - LIGHTING
Information
Patent Grant
Quadrilateral symmetrical light source
Patent number
7,300,185
Issue date
Nov 27, 2007
Opto Technology, Inc.
Marvin Ruffin
F21 - LIGHTING
Patents Applications
last 30 patents
Information
Patent Application
LED BASED HIGH-INTENSITY LIGHT WITH REFLECTOR
Publication number
20120300449
Publication date
Nov 29, 2012
EXCELITAS TECHNOLOGIES LED SOLUTIONS, INC.
Craig Fields
F21 - LIGHTING
Information
Patent Application
LED BASED HIGH-INTENSITY LIGHT WITH SECONDARY DIFFUSER
Publication number
20110235322
Publication date
Sep 29, 2011
EXCELITAS TECHNOLOGIES LED SOLUTIONS, INC.
Craig Fields
F21 - LIGHTING
Information
Patent Application
LED LIGHT SOURCE FOR HAZARDOUS AREA LIGHTING
Publication number
20110194280
Publication date
Aug 11, 2011
EXCELITAS TECHNOLOGIES LED SOLUTIONS, INC.
Marvin M. Ruffin, JR.
F21 - LIGHTING
Information
Patent Application
STAGGERED LED BASED HIGH-INTENSITY LIGHT
Publication number
20100220478
Publication date
Sep 2, 2010
PerkinElmer LED Solutions, Inc.
Craig Fields
F21 - LIGHTING
Information
Patent Application
STAGGERED LED BASED HIGH-INTENSITY LIGHT
Publication number
20090207605
Publication date
Aug 20, 2009
OptoTechnology, Inc.
Craig Fields
F21 - LIGHTING