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Trademarks = 1

Forward Citations = 29

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5 inventors (with patents filed for the assignee):

Thomas C Marrs (11 out of 15 patents)

Stephen P Barlow (4 out of 10 patents)

Donald Recupido (3 out of 4 patents)

4. David A Christian (1 out of 1 patent)

5. Ordean Kiltie (1 out of 1 patent)

12 patents: Sort by Forward Citations

1. 12494622 - Ignition system using push-pull transformer (2025-12-09),

2. 10385819 - Multi-strike ignition system for an internal combustion engine (2019-08-20),

3. 10107251 - Ignition coil having a winding form (2018-10-23),

4. 10082123 - Electronic spark timing control system for an AC ignition system (2018-09-25),

5. 10066593 - Electronic spark timing control system for an AC ignition system (2018-09-04),

6. 10050418 - Ignition coil for passing alternating current to a spark plug (2018-08-14),

7. 10008830 - High-voltage extender for connecting a spark plug to a high-voltage source (2018-06-26),

8. 9923300 - Semi-rigid high-voltage extender (2018-03-20),

9. 9784232 - Forced frequency ignition system for an internal combustion engine (2017-10-10),

10. 7594489 - High voltage extender (2009-09-29),

11. 5834903 - Double resonant driver ballast for gas lamps (1998-11-10),

12. 4684912 - Winding form for high voltage transformer (1987-08-04),

Marshall Electric Corp. is a leading provider of high-quality electrical services for residential, commercial, and industrial clients. With over 20 years of experience in the industry, we are committed to delivering innovative solutions and exceptional customer service. Our team of skilled electricians is dedicated to ensuring the safety and functionality of your electrical systems. Contact us today for all your electrical needs.

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USPTO Data Jan 1 1976 - Sep 15 2026

12 Patents

#1 in Rochester, IN

#357 in Indiana

#25,494 in US

#48,027 in the World

Rochester, IN, United States of America

Marshall Electric Corp.