West Chester, PA, United States of America

John W Ellmore

This inventor holds 1 USPTO granted patent. Top assignee: Challenger, Inc.. Active years: 1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John W Ellmore. Retrieved from https://idiyas.com/inventor/john-w-ellmore

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 = 1.0

ph-index = 1

Forward Citations = 28(Granted Patents)


Company Filing History:


Years Active: 1980

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of John W. Ellmore

Introduction

John W. Ellmore is a notable inventor based in West Chester, PA (US). He has made significant contributions to the field of automation with his innovative designs. His work primarily focuses on creating practical solutions that enhance everyday life.

Latest Patents

John W. Ellmore holds a patent for an Automatic Door Opener System. This system features a compact unit that contains a motor, circuitry, and various accessories. It can be quickly connected to and disconnected from the operator system. The motor is designed with a first gear that easily meshes with a second gear upon connection. The operator system utilizes only two common switch actuators to operate the motor, allowing the door to open and close smoothly. Additionally, the system stops the motor when the door encounters an obstruction. The design incorporates a cam actuator and drive chain pressure responsive means, along with a unitary gear and drive sprocket structure. An adjustable shock absorber type drawbar connects the door to the chain drive, ensuring efficient operation.

Career Highlights

John W. Ellmore is associated with Challenger, Inc., where he applies his inventive skills to develop practical solutions. His work at the company has been instrumental in advancing automation technologies.

Collaborations

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Conclusion

John W. Ellmore's contributions to the field of automation through his Automatic Door Opener System exemplify his innovative spirit and dedication to improving everyday technology. His work continues to inspire advancements in the industry.

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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