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For the Inventor, By the Inventor

Cedar Rapids, IA, United States of America

James P McGinnis

This inventor holds 5 USPTO granted patents. Top assignee: Square D Company. Active years: 1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James P McGinnis. Retrieved from https://idiyas.com/inventor/james-p-mcginnis

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

Calculating rank
USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 4

Forward Citations = 96(Granted Patents)


Company Filing History:

goldMedal5 out of 1,005 
 
Square D Company
 patents

Years Active: 1980

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5 patents (USPTO):Explore Patents
1. 4215328 - Circuit breaker having an electronic fault sensing and trip initiating (1980-07-29),
2. 4209817 - Circuit breaker having an electronic fault sensing and trip initiating (1980-06-24),
3. 4208693 - Circuit breaker having an electronic fault sensing and trip initiating (1980-06-17),
4. 4208690 - Circuit breaker having an electronic fault sensing and trip initiating (1980-06-17),
5. 4208689 - Circuit breaker having an electronic fault sensing and trip initiating (1980-06-17),

Title: Innovations by James P McGinnis

Introduction

James P McGinnis is a notable inventor based in Cedar Rapids, IA (US). He has made significant contributions to the field of electrical engineering, particularly in the development of advanced circuit breakers. With a total of five patents to his name, McGinnis has demonstrated a commitment to innovation and safety in electrical distribution systems.

Latest Patents

One of McGinnis's latest patents is for a circuit breaker featuring an electronic fault sensing and trip initiating unit. This innovative design enhances the versatility of the circuit breaker, allowing it to coordinate effectively with other interrupting and protective devices across various electrical distribution systems. The electronic circuits and components integrated into the design enable adjustments to the ampere rating of the breaker, current carrying capacity, and trip timing based on the amplitude of high fault currents. Additionally, the circuit breaker includes a ground fault trip feature and a shunt trip capability. The tripping mechanism is both magnetic and mechanical, utilizing a plunger that moves between trip and non-trip positions, controlled by an electronic switch. A bimetal trip mechanism serves as backup protection in case the ambient temperature exceeds a predetermined level.

Career Highlights

James P McGinnis has built a successful career at Square D Company, where he has been instrumental in advancing electrical safety technologies. His work has not only contributed to the company's reputation but has also had a lasting impact on the industry.

Collaborations

Throughout his career, McGinnis has collaborated with talented individuals such as Henry J Zylstra and Robert W Dunham. These partnerships have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies.

Conclusion

James P McGinnis is a distinguished inventor whose work in circuit breaker technology has significantly improved electrical safety and efficiency. His contributions continue to influence the field, showcasing the importance of innovation in engineering.

Profile summary based on public USPTO records.
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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