Flint, MI, United States of America

James W Hoppenrath

This inventor holds 1 USPTO granted patent. Top assignee: Gm Global Technolgoy Operations, Inc.. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James W Hoppenrath. Retrieved from https://idiyas.com/inventor/james-w-hoppenrath

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 23(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: The Innovations of James W. Hoppenrath

Introduction

James W. Hoppenrath is an accomplished inventor based in Flint, MI (US). He is known for his innovative contributions to electric heating technology. With a focus on practical applications, his work has significantly impacted the automotive industry.

Latest Patents

One of his notable patents is the Quick Heat Self Regulating Electric Glow Heater. This invention features a sheathed electric heater, particularly designed for use as diesel engine glow plugs. The heater includes a dual coil heating element, which consists of separate tip heater and PTC body control coils. These components are thermally isolated by a low resistance connector section made from interengaging small diameter coiled connector portions that are integral with the tip and body coils, and are preferably welded together. The patent also includes preferred material and dimensional specifications, along with pertinent design considerations.

Career Highlights

James W. Hoppenrath is currently employed at GM Global Technology Operations LLC, where he continues to develop innovative solutions in the field of electric heating. His work has been instrumental in advancing technology that enhances engine performance and efficiency.

Collaborations

Throughout his career, James has collaborated with notable colleagues, including Michael P. Murphy and Gary F. Stack. These partnerships have fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

James W. Hoppenrath's contributions to electric heating technology exemplify the spirit of innovation. His patent for the Quick Heat Self Regulating Electric Glow Heater showcases his expertise and commitment to improving automotive technology. His work continues to influence the industry and inspire future advancements.

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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