Gurnee, IL, United States of America

James W Doll

This inventor holds 1 USPTO granted patent. Top assignee: Life Fitness, LLC. Active years: 1998.

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

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 = 5.0

ph-index = 1

Forward Citations = 53(Granted Patents)


Company Filing History:


Years Active: 1998

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of James W Doll

Introduction

James W Doll is an accomplished inventor based in Gurnee, IL (US). He has made significant contributions to the field of exercise equipment through his innovative designs. His work focuses on enhancing the functionality and user experience of fitness apparatuses.

Latest Patents

James W Doll holds a patent for an exercise apparatus pedal mechanism. This invention involves a simulated stair-climbing apparatus that features a pair of pedal members rotatably attached to the frame. Each pedal member has a foot pedal that is also rotatably attached. The design includes pulleys that maintain the level of the pedals during vertical motion, ensuring a smooth and effective workout experience.

Career Highlights

James W Doll is currently employed at Life Fitness, LLC, a company renowned for its commitment to fitness innovation. His role at Life Fitness allows him to apply his inventive skills to develop cutting-edge exercise equipment that meets the needs of fitness enthusiasts.

Collaborations

Throughout his career, James has collaborated with notable coworkers such as Mark C Termion and Steven M Lenz. These partnerships have fostered a creative environment that encourages the development of innovative fitness solutions.

Conclusion

James W Doll's contributions to the fitness industry through his patented inventions exemplify his dedication to improving exercise equipment. His work continues to inspire advancements in the field, making a lasting impact on fitness technology.

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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