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Nashville, TN, United States of America

Robert H Parrish

USPTO Granted Patents = 11 (Patent Applications = 2)

Average Co-Inventor Count = 4.1

ph-index = 10

Forward Citations = 471(Granted Patents)

Company Filing History:

Spectramet, LLC

National Recovery Technologies, Inc.

Sprectramet, LLC

Years Active: 2000-2014

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8692148 - Method and apparatus for improving performance in container sorting (2014-04-08),

2. 8553838 - High speed materials sorting using X-ray fluorescence (2013-10-08),

3. 8476545 - Sorting pieces of material based on photonic emissions resulting from multiple sources of stimuli (2013-07-02),

4. 7978814 - High speed materials sorting using X-ray fluorescence (2011-07-12),

5. 7763820 - Sorting pieces of material based on photonic emissions resulting from multiple sources of stimuli (2010-07-27),

6. 7616733 - High speed materials sorting using x-ray fluorescence (2009-11-10),

7. RE40394 - Teleoperated robotic sorting system (2008-06-23),

8. 6888917 - High speed materials sorting using x-ray fluorescence (2005-05-03),

9. 6519315 - High speed materials sorting using x-ray fluorescence (2003-02-11),

10. 6266390 - High speed materials sorting using x-ray fluorescence (2001-07-24),

11. 6124560 - Teleoperated robotic sorting system (2000-09-26),

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