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For the Inventor, By the Inventor

Royal Oak, MI, United States of America

Calahan B Campton

This inventor holds 32 USPTO granted patents and 11 published patent applications and 2 EPO patents, primarily in Electric Vehicle Technology. Top assignees: Borgwarner Inc., Arizona State University, Exedy Globalparts Corporation. Active years: 2018-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Calahan B Campton. Retrieved from https://idiyas.com/inventor/calahan-b-campton

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

USPTO Granted Patents = 32 

% Patents Active = 90.6

 

Average Co-Inventor Count = 2.3

ph-index = 3

Forward Citations = 33(Granted Patents)


Company Filing History:

goldMedal31 out of 2,729 
 
Borgwarner Inc.
 patents
silverMedal1 out of 2,159 
 
Arizona State University
 patents
bronzeMedal1 out of 14 
 
Exedy Globalparts Corporation
 patents
where one patent can have more than one assignee

Years Active: 2018-2026

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Areas of Expertise:
Electric Vehicle Transmission
Drive Module Assembly
Bridgeless Rotor Assembly
Torque Transfer Assembly
Permanently Engaged Starter
Hybrid-Vehicle System
Rotating Multi-Mode Clutch
Pawl Clutch
Shifting System
Centrifugal Force Responsive Pawl
Passive Wet Clutch Lube Valve
Position Force Controlled Actuator
32 patents (USPTO):Explore Patents
1. 12736126 - Electric vehicle transmission (2026-09-15),
2. 12542463 - Bridgeless rotor assembly with reduced magnetic flux leakage (2026-02-03),
3. 12540660 - Drive module assembly (2026-02-03),
4. 12523290 - Electric vehicle transmission (2026-01-13),
5. 12500462 - Rotor assembly (2025-12-16),
6. 12224627 - Rotor assembly for an electric motor (2025-02-11),
7. 11904695 - Integrated torque converter and P2 module (2024-02-20),
8. 11780318 - Torque transfer assembly and vehicle including the same (2023-10-10),
9. 11536236 - Permanently engaged starter system (2022-12-27),
10. 11448269 - Pawl clutch with pawl rejection feature (2022-09-20),
11. 11448177 - Permanently engaged starter assembly (2022-09-20),
12. 11407302 - Torque transfer assembly and vehicle including the same (2022-08-09),
13. 11396286 - Hybrid-vehicle system (2022-07-26),
14. 11384724 - Permanently engaged starter system (2022-07-12),
15. 11326651 - Shifting system including a shifting assembly and method of operating the same (2022-05-10),

Title: **Calahan B Campton: Innovator in Electric Motor Assemblies**

Introduction

Calahan B Campton, a prominent inventor based in Royal Oak, Michigan, has made significant contributions to the field of electric motor technology. With an impressive portfolio of 27 patents, Campton continues to push the boundaries of innovation through his inventive solutions.

Latest Patents

Among Campton's most recent patents is the "Rotor assembly for an electric motor," which features a sophisticated design that includes a shaft with a lubricant inlet channel and a lamination stack. This innovative rotor assembly not only enhances motor efficiency but also incorporates a lubricant cooling channel to manage thermal performance effectively.

Another notable patent is the "Integrated torque converter and P2 module," which streamlines power transmission between a drive engine and a transmission input. This assembly uniquely combines a torque converter with a P2 module, featuring a clutch and electric motor, allowing for flexible assembly and improved functionality.

Career Highlights

Calahan B Campton's career has been marked by his tenure at leading companies, including BorgWarner Inc. and the Arizona Board of Regents on behalf of Arizona State University. His work in these organizations has significantly impacted the automotive and engineering industries, showcasing his expertise in product development and innovative engineering solutions.

Collaborations

Throughout his career, Campton has collaborated with esteemed professionals, including Michael W Campbell and Brett Peglowski. These collaborations have fostered a creative environment that promotes the cross-pollination of ideas, leading to many successful innovations.

Conclusion

With a remarkable track record of innovation, Calahan B Campton exemplifies the spirit of creativity and technical excellence. His contributions to electric motor technology and power transmission systems represent a significant leap forward, illustrating the vital role inventors play in shaping our technological future. Campton's continued commitment to innovation promises even more groundbreaking advancements in the years to come.

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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