Groveland, IL, United States of America

David M Fee

This inventor holds 17 USPTO granted patents and 1 published patent application, primarily in Electric Motor Technology. Top assignees: Caterpillar Inc., Caterpillar Tractor Co.. Active years: 1981-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David M Fee. Retrieved from https://idiyas.com/inventor/david-m-fee

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

Calculating rank
USPTO Granted Patents = 17 

% Patents Active = 94.1

Average Co-Inventor Count = 2.2

ph-index = 8

Forward Citations = 139(Granted Patents)


Company Filing History:


Years Active: 1981-2015

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Areas of Expertise:
Cable Arrangement
Liquid Cooled Rotor
Cooling Jacket
Grounding Mechanism
Flywheel Design
Power Transfer Assembly
Control System
Vehicle Braking
Fire Extinguishing System
Shear Seal Assembly
Armrest Mechanism
Lubrication-Flow Passageway
17 patents (USPTO):Explore Patents

Title: Innovator Spotlight: David M Fee from Groveland, IL

Introduction: David M Fee is a distinguished inventor based in Groveland, Illinois, known for his contributions to the field of electrical machinery with a remarkable portfolio of 17 patents. His innovations are focused on enhancing the efficiency and functionality of electrical systems, showcasing his commitment to advancing technology.

Latest Patents: Among his latest patents, two noteworthy inventions stand out. The first is the "Cable Arrangement System," which provides an efficient way to manage cables connected to electric machines. This system includes a terminal box, a compression plate, multiple glands, and a multipoint connector, all designed to streamline cable management and enhance the reliability of electrical connections.

The second notable patent is the "Assembly Method for Liquid Cooled Permanent Magnet Rotor." This invention pertains to a permanent magnet rotor for electrical generators, incorporating a unique rotor shaft and core design that allows for efficient cooling through a specially designed liquid containment mechanism. This innovation is particularly significant for optimizing the performance of electrical generators.

Career Highlights: Throughout his career, David M Fee has worked for prominent companies such as Caterpillar Inc. and Caterpillar Tractor Co. His experience in these organizations has been instrumental in shaping his innovative spirit and technical expertise, making significant strides in electrical engineering.

Collaborations: Throughout his journey as an inventor, David has collaborated with talented professionals, including Jonathan Matthew Baumann and Matthew W Dames. Their teamwork has undoubtedly contributed to the success of various projects and innovations that aim to enhance technological advancements.

Conclusion: With a wealth of knowledge and a passion for innovation, David M Fee continues to push the boundaries of electrical engineering. His notable patents and collaborations reflect his dedication to making significant contributions to the industry, ensuring that his inventions will leave a lasting impact in both commercial and technological realms.

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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