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Forward Citations = 90

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6 inventors (with patents filed for the assignee):

James Robert White (9 out of 16 patents)

Christopher John White (8 out of 10 patents)

Colin T Elliott (4 out of 4 patents)

4. Alexander H Slocum, Jr (2 out of 150 patents)

5. Jay W Walker (1 out of 1 patent)

6. David T Huang (1 out of 1 patent)

9 patents: Sort by Forward Citations

1. 9546970 - Method of and apparatus for in-situ measurement of soot by electron spin resonance (ESR) spectrometry (2017-01-17),

2. 9287599 - Miniature tunable filter (2016-03-15),

3. 9103261 - Device and method for adjusting dosage of fuel additive based on in-situ measurement of additive and containment concentration (2015-08-11),

4. 8829904 - Method of and apparatus for in-situ measurement of degradation of automotive fluids and the like by micro-electron spin resonance (ESR) spectrometry (2014-09-09),

5. 8648596 - Method of and apparatus for analysis of the composition of a sample by electron spin resonance (ESR) spectrometry employing carrier suppression (2014-02-11),

6. 8212563 - Method and apparatus for in-situ measurement of soot by electron spin resonance (ESR) spectrometry (2012-07-03),

7. 8125224 - Method of and apparatus for in-situ measurement of degradation of automotive fluids and the like by micro-electron spin resonance (ESR) spectrometry (2012-02-28),

8. 7868616 - Method of and apparatus for in-situ measurement of changes in fluid composition by electron spin resonance (ESR) spectrometry (2011-01-11),

9. 7589529 - Method of and apparatus for in-situ measurement of degradation of automotive fluids and the like by micro-electron spin resonance (ESR) spectrometry (2009-09-15),

Active Spectrum, Inc. is a leading provider of innovative software solutions for businesses. With a focus on cutting-edge technology and customer satisfaction, the company offers a range of products and services tailored to meet the evolving needs of its clients. Active Spectrum, Inc. is dedicated to helping businesses thrive in today's competitive market by delivering high-quality, cost-effective solutions that drive growth and success.

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Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

9 Patents

#45 in Foster City, CA

#7,483 in California

#31,581 in US

Foster City, CA, United States of America

Active Spectrum, Inc.