For the Inventor, By the Inventor

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Valley View, OH, United States of America

Gelcore, LLC

USPTO Granted Patents = 75

% Expired Patents = 44.0

Trademarks = 2

Forward Citations = 4,341

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75 inventors (with patents filed for the assignee):

Mathew L Sommers (9 out of 24 patents)

Ivan Eliashevich (9 out of 25 patents)

Hari S Venugopalan (9 out of 18 patents)

4. Patrick Martineau (9 out of 22 patents)

5. James Thomas Petroski (8 out of 34 patents)

6. Stanton Earl Weaver, Jr (6 out of 70 patents)

7. Robert F Karlicek (6 out of 7 patents)

8. Nicolas St-Germain (6 out of 7 patents)

9. Christopher L Bohler (5 out of 10 patents)

10. Greg Eugene Burkholder (5 out of 5 patents)

11. Anant Achyut Setlur (4 out of 99 patents)

12. Mark J Mayer (4 out of 34 patents)

13. Alok Mani Srivastava (3 out of 155 patents)

14. Eden Dubuc (3 out of 29 patents)

15. Holly Ann Comanzo (3 out of 97 patents)

Core Competencies:

LED Matrix

Thermal Management

Light Extraction

Phosphor System

Flip-Chip LED

LED Luminaire

LED Traffic Signal

High Power LED

Optical Wave Guide

Printed Circuit Board

LED Display

LED Packaging

75 patents: Sort by Forward Citations

1. 7391337 - Interactive LED display network for retail environment (2008-06-24),

2. 7268674 - Remote dummy load (2007-09-11),

3. 7233258 - LED matrix current control (2007-06-19),

4. 7229573 - [object Object] (2007-06-12),

5. 7190005 - GaN LED with solderable backside metal (2007-03-13),

6. 7179670 - Flip-chip light emitting diode device without sub-mount (2007-02-20),

7. 7175305 - LED symbol signal (2007-02-13),

8. 7170751 - Printed circuit board retaining device (2007-01-30),

9. 7160140 - LED string light engine (2007-01-09),

10. 7156686 - Insulation displacement connection splice connector (2007-01-02),

11. 7145179 - Magnetic attachment method for LED light engines (2006-12-05),

12. 7141828 - Flip-chip light emitting diode with a thermally stable multiple layer reflective p-type contact (2006-11-28),

13. 7131760 - LED luminaire with thermally conductive support (2006-11-07),

14. 7125734 - Increased light extraction from a nitride LED (2006-10-24),

15. 7119488 - Optimized phosphor system for improved efficacy lighting sources (2006-10-10),

Company Overview

Gelcore, LLC, based in Valley View, Ohio, specializes in advanced LED technology, focusing on innovative solutions for various applications. The company develops and manufactures products that enhance light performance and efficiency, including LED matrices, high-power LEDs, and sophisticated thermal management systems. Gelcore's expertise extends to light extraction techniques and phosphor systems, catering to diverse sectors such as traffic signaling and general illumination, thereby contributing to the evolution of energy-efficient lighting solutions.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

75 Patents

#2 in Valley View, OH

#223 in Ohio

#4,911 in US

#10,020 in the World

Valley View, OH, United States of America

Gelcore, LLC

Forward Citations = 4,341

75 inventors:

Mathew L Sommers (9 out of 24 patents)

Ivan Eliashevich (9 out of 25 patents)

Hari S Venugopalan (9 out of 18 patents)

4. Patrick Martineau (9 out of 22 patents)

5. James Thomas Petroski (8 out of 34 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Gelcore, LLC. Retrieved from https://idiyas.com/company/gelcore

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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