Hillsboro, OR, United States of America

Charles E Kerr

This inventor holds 3 USPTO granted patents. Top assignees: Jugs, Inc., The Jugs Company, Other. Active years: 1981-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Charles E Kerr. Retrieved from https://idiyas.com/inventor/charles-e-kerr

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 = 1.6

ph-index = 3

Forward Citations = 45(Granted Patents)


Company Filing History:


Years Active: 1981-1999

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3 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Charles E. Kerr

Introduction

Charles E. Kerr is a notable inventor based in Hillsboro, OR (US). He has made significant contributions to the field of sports equipment through his innovative designs. With a total of 3 patents, Kerr has developed devices that enhance the experience of sports enthusiasts.

Latest Patents

One of his latest inventions is a skeet throwing device. This device features a frame that mounts a pair of rotary wheels, which are spaced apart to accommodate a skeet member. The skeet is delivered to the wheels by a carriage that can be moved manually or by an extensible fluid pressure cylinder. In a powered arrangement, the device includes a skeet support that holds a vertical stack of skeet members. A skeet pusher engages the bottommost skeet member and moves it forward for delivery to the rotary wheels. Additionally, an auxiliary skeet stack support temporarily holds the stack above the bottommost skeet member during the delivery process. This design stabilizes the skeet member as it is engaged by the rotary wheels.

Another of his inventions is a ball pitching device. This device includes a ball feed tube that is adjustable about vertical and horizontal pivot axes. It allows for varying the delivery position of pitched balls relative to a batter at home plate. The device features a pair of ball projecting wheels that are rotated by electric motors, with speeds adjustable via potentiometers. Eccentric cams enable incremental adjustments to the delivery position, ensuring that the practicing batter remains unaware of these changes.

Career Highlights

Throughout his career, Charles E. Kerr has worked with several companies, including Jugs, Inc. and The Jugs Company. His work has focused on creating innovative sports equipment that enhances training and performance for athletes.

Collaborations

Kerr has collaborated with notable individuals in his field, including Kerry K. Paulson and Paul A. Heinsch. These collaborations have contributed to the development of his innovative devices.

Conclusion

Charles E. Kerr's contributions to sports equipment innovation have made a lasting impact on the industry. His patents reflect a commitment to enhancing athletic training and performance through thoughtful design and engineering.

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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