Uniontown, OH, United States of America

David W Lewis

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Hypertherm, Inc.. Active years: 2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David W Lewis. Retrieved from https://idiyas.com/inventor/david-w-lewis-95ik1x55

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

Calculating rank

% Patents Active = 100.0


Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2020

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1 patent (USPTO):Explore Patents

Title: David W. Lewis: Innovator in Plasma Arc Technology

Introduction

David W. Lewis is an accomplished inventor based in Uniontown, OH (US). He has made significant contributions to the field of plasma arc technology, particularly with his innovative designs that enhance the efficiency and functionality of plasma arc torches.

Latest Patents

One of his notable patents is the "Swirl ring for a plasma arc torch." This invention features a swirl ring that comprises a hollow body designed to accommodate a portion of an electrode. The swirl ring includes a first set of flange segments that are circumferentially arranged on the interior surface of the hollow body. These segments extend radially inward and are shaped to retain a sealing member. Additionally, a second set of flange segments is also included, which serves a similar purpose in retaining another surface of the sealing member. This innovative design improves the performance of plasma arc torches, making them more effective for various applications. David holds 1 patent for this invention.

Career Highlights

David W. Lewis is currently employed at Hypertherm, Inc., a company renowned for its cutting-edge technology in the field of plasma cutting and welding. His work at Hypertherm has allowed him to apply his inventive skills to real-world applications, contributing to the advancement of plasma arc technology.

Collaborations

Throughout his career, David has collaborated with talented individuals such as Christopher Pillsbury and Dennis Kulakowski. These collaborations have fostered an environment of innovation and creativity, leading to the development of advanced technologies in their field.

Conclusion

David W. Lewis is a notable inventor whose work in plasma arc technology has made a significant impact. His innovative designs, particularly the swirl ring for plasma arc torches, demonstrate his commitment to enhancing technological efficiency. His contributions continue to influence the industry positively.

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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