Russel J Kerkman

This inventor holds 82 USPTO granted patents and 1 published patent application, plus 5 CIPO patents and 16 EPO patents, primarily in Power Conversion Systems (CPC class 318811). Top assignees: Rockwell Automation Technologies Incorporated, Allen-Bradley Company, LLC, Other. Active years: 1987-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Russel J Kerkman. Retrieved from https://idiyas.com/inventor/russel-j-kerkman

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

USPTO Granted Patents = 82 (Patent Applications = 1)

% Patents Active = 82.9

CIPO Patents = 5

EPO Patents = 16 (Patent Applications = 19)

Average Co-Inventor Count = 2.9

ph-index = 24

Forward Citations = 1,398(Granted Patents)

Forward Citations (Not Self Cited) = 1,280(Dec 10, 2025)

Inventors with similar research interests:

Robert Gregory Wagoner

Location History:

Milwaukee County, WI (US) (1994)
Mequon, WI (US) (2016)
Milwaukee, WI (US) (1987 - 2020)

Company Filing History:

58 out of 3,151

Rockwell Automation Technologies Incorporated

patents

23 out of 564

Allen-Bradley Company, LLC

patents

1 out of 834,453

Other

patents

Years Active: 1987-2020

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Areas of Expertise:

Power Conversion

Grid Fault Ridethrough

Harmonic Compensation

Voltage Measurement

Induction Generators

Phase Lock Loop

Adaptive Filters

Adjustable Speed Drives

Common-Mode Voltage

Regenerative Braking

Impedance Detection

Capacitor Degradation

82 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10527661 - Calculating a load resistance (2020-01-07),

2. 10250161 - Adaptive harmonic elimination compensation for voltage distortion elements (2019-04-02),

3. 9998030 - Converter lifetime improvement method for doubly fed induction generator (2018-06-12),

4. 9973103 - System for power conversion with reactive power compensation (2018-05-15),

5. 9653984 - Filter capacitor degradation detection apparatus and method (2017-05-16),

6. 9651592 - Impedance detector apparatus and method (2017-05-16),

7. 9590547 - Double fed induction generator (DFIG) converter and method for improved grid fault ridethrough (2017-03-07),

8. 9584043 - Inverter phase current reconstruction apparatus and methods (2017-02-28),

9. 9535133 - Industrial system phase sag detection (2017-01-03),

10. 9374021 - PWM output voltage measurement apparatus and method (2016-06-21),

11. 9331487 - Method and apparatus for islanding detection for grid tie converters (2016-05-03),

12. 9294005 - Method and apparatus for detecting AFE filter capacitor degradation (2016-03-22),

13. 9270286 - Phase lock loop with cascade tracking filters for synchronizing an electric grid (2016-02-23),

14. 9124245 - Adaptive online filter for DC offset elimination (2015-09-01),

15. 9048755 - Adjustable speed drive lifetime improvement system (2015-06-02),

Title: The Innovative Mind of Russel J Kerkman

Introduction: Russel J Kerkman is a pioneering inventor based in Milwaukee, Wisconsin. With a passion for creating solutions to everyday problems, Kerkman has made significant contributions to the field of innovation.

Latest Patents: Russel J Kerkman holds several patents in various industries, including consumer electronics, automotive technology, and sustainable energy solutions. His most recent patents focus on improving efficiency and sustainability in manufacturing processes.

Career Highlights: Throughout his career, Russel J Kerkman has been recognized for his groundbreaking inventions that have had a positive impact on society. His innovative spirit and dedication to finding creative solutions have set him apart in the world of inventors.

Collaborations: Kerkman has collaborated with leading research institutions, universities, and companies to bring his inventions to life. His ability to work effectively in multidisciplinary teams has led to successful partnerships and groundbreaking innovations.

Conclusion: Russel J Kerkman's relentless pursuit of innovation and his commitment to making the world a better place through his inventions make him a true visionary in the field of inventors. His contributions continue to inspire future generations of inventors and innovators.

Profile summary based on public USPTO records.