Sheboygan, WI, United States of America

Thomas R Hetzel

This inventor holds 4 USPTO granted patents. Top assignee: Thomas Industries, Inc.. Active years: 1977-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Thomas R Hetzel. Retrieved from https://idiyas.com/inventor/thomas-r-hetzel-l9gcfdgj

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 = 1.7

ph-index = 4

Forward Citations = 73(Granted Patents)


Company Filing History:


Years Active: 1977-1991

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4 patents (USPTO):Explore Patents

Title: Innovations of Thomas R. Hetzel

Introduction

Thomas R. Hetzel is a notable inventor based in Sheboygan, Wisconsin. He has made significant contributions to the field of engineering, particularly in the design of components for air compressors. With a total of four patents to his name, Hetzel's work has had a meaningful impact on the efficiency and functionality of these machines.

Latest Patents

One of Hetzel's latest patents is the "Noise Reducing Wear Shield for Piston Face." This innovative wear shield is designed to be attached to a piston in a piston-type compressor. It cushions impact and reduces friction between the piston and a valve that opens toward the piston. Without this wear shield, a piston can impact the opening valve, which leads to increased wear and operating noise. The installation of the wear shield significantly reduces wear on both the piston and the valve, while also minimizing noise during operation.

Another notable patent is the "Piston Cup and Cylinder Assembly." This invention features a seal and retainer assembly for an air compressor piston. It includes a cup-shaped seal with its marginal edge extending at an angle relative to the cylinder wall. The seal has a notch that extends circumferentially at the base of its marginal edge, defining a hinge that allows pivoting of the marginal edge relative to the main body of the seal. This design enhances the functionality of the air compressor by ensuring efficient operation.

Career Highlights

Hetzel's career has been marked by his dedication to innovation in engineering. His work at Thomas Industries, Inc. has allowed him to develop and patent several key inventions that improve air compressor technology. His contributions have not only advanced the field but have also provided practical solutions to common issues faced in compressor operation.

Collaborations

Throughout his career, Hetzel has collaborated with talented individuals such as Charles E. LaBelle and David A. Bramstedt. These collaborations have fostered an environment of creativity and innovation, leading to the development of effective engineering solutions.

Conclusion

Thomas R. Hetzel's contributions to the field of engineering through his patents and innovations have made a significant impact on air compressor technology. His work continues to influence the industry, showcasing the importance of innovation in 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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