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For the Inventor, By the Inventor

Ketchum, ID, United States of America

E. I. Spectra, LLC

Calculating rank
USPTO Granted Patents = 23

% Expired Patents = 26.1


Trademarks = 2

Forward Citations = 217

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4 inventors (with patents filed for the assignee):

goldMedal Harold E Ayliffe (23 out of 26 patents)

silverMedal Curtis S King (5 out of 23 patents)

bronzeMedal Michael E McGinnis (1 out of 1 patent)

4.  Curts S King (1 out of 1 patent)


23 patents:

1. 9952135 - Microfluidic interrogation device (2018-04-24),
2. 9945770 - Fluorescence flow cytometry device and method (2018-04-17),
3. 9528926 - Fluorescence flow cytometry device and method (2016-12-27),
4. 9470616 - Pipette instrument (2016-10-18),
5. 9452429 - Method for mutiplexed microfluidic bead-based immunoassay (2016-09-27),
6. 9333502 - Sample-acquiring microfluidic tester (2016-05-10),
7. 9293311 - Microfluidic interrogation device (2016-03-22),
8. 9103760 - Fluorescence flow cytometry device and method (2015-08-11),
9. 8804105 - Combined optical imaging and electrical detection to characterize particles carried in a fluid (2014-08-12),
10. 8735853 - Fluorescence flow cytometry (2014-05-27),
11. 8616048 - Reusable thin film particle sensor (2013-12-31),
12. 8608891 - Method for manufacturing a microfluidic sensor (2013-12-17),
13. 8329437 - Disposable particle counter cartridge (2012-12-11),
14. 8182635 - Method for manufacturing a microfluidic sensor (2012-05-22),
15. 8171778 - Thin film particle sensor (2012-05-08),
Company Overview
E. I. Spectra, LLC is a technology-focused company based in Ketchum, Idaho, specializing in advanced optical systems and spectroscopic solutions. The organization is dedicated to the development and manufacturing of innovative products that enhance analytical capabilities across various industries. With a strong emphasis on research and development, E. I. Spectra aims to push the boundaries of optical technology, providing high-performance solutions for applications in scientific research, environmental monitoring, and industrial processes.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 10 2026

23 Patents

#2 in Ketchum, ID

#35 in Idaho

#14,466 in US

#27,777 in the World

Ketchum, ID (US)
Ketchum, ID, United States of America

E. I. Spectra, LLC

Forward Citations = 217

4 inventors:

goldMedal Harold E Ayliffe (23 out of 26 patents)

silverMedal Curtis S King (5 out of 23 patents)

bronzeMedal Michael E McGinnis (1 out of 1 patent)

4.  Curts S King (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: E. I. Spectra, LLC. Retrieved from https://idiyas.com/company/e-i-spectra

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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