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Thomas S. Hemphill
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Lexington, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Fast UV-VIS-NIR absorption spectrometer system and method
Patent number
8,120,758
Issue date
Feb 21, 2012
Gemological Institute of America, Inc.
Troy Blodgett
G01 - MEASURING TESTING
Information
Patent Grant
Systems and methods for evaluating the appearance of a gemstone
Patent number
7,834,987
Issue date
Nov 16, 2010
Gemological Institute of America, Inc.
Ilene M. Reinitz
G01 - MEASURING TESTING
Information
Patent Grant
System and methods for evaluating the appearance of a gemstone
Patent number
7,260,544
Issue date
Aug 21, 2007
Gemological Institute of America, Inc.
Ilene M. Reinitz
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
Information
Patent Application
Fast UV-VIS-NIR absorption spectrometer system and method
Publication number
20100220310
Publication date
Sep 2, 2010
Troy Blodgett
G01 - MEASURING TESTING
Information
Patent Application
Systems and methods for evaluating the appearance of a gemstone
Publication number
20070083382
Publication date
Apr 12, 2007
Ilene M. Reinitz
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Systems and methods for evaluating the appearance of a gemstone
Publication number
20070067178
Publication date
Mar 22, 2007
Ilene M. Reinitz
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Systems and methods for evaluating the appearance of a gemstone
Publication number
20070043587
Publication date
Feb 22, 2007
Ilene M. Reinitz
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Systems and methods for evaluating the appearance of a gemstone
Publication number
20060190292
Publication date
Aug 24, 2006
Gemological Institute of America, Inc.
Ilene M. Reinitz
G06 - COMPUTING CALCULATING COUNTING