Marshalltown, IA, United States of America

James Leroy Lounsberry

This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignee: Fisher Controls International LLC. Active years: 2006-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James Leroy Lounsberry. Retrieved from https://idiyas.com/inventor/james-leroy-lounsberry

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 = 3.0

ph-index = 3

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 2006-2008

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3 patents (USPTO):Explore Patents

Title: Innovations of James Leroy Lounsberry

Introduction

James Leroy Lounsberry is a notable inventor based in Marshalltown, IA (US). He has made significant contributions to the field of valve technology, holding a total of 3 patents. His work focuses on enhancing the efficiency and durability of valve components.

Latest Patents

One of Lounsberry's latest patents is the "Elliptical sealing surface for butterfly valve." This innovative design features a valve body with a passage and a disc attached to a rotatable shaft. The disc works in conjunction with a seal that creates a gap near the rotational axis. When the disc is open, the seal's major axis exceeds the disc diameter, preventing contact. As the disc approaches closure, the perimeter engages the seal's minor axis, stretching it and effectively closing the gap. This design minimizes wear and friction by ensuring minimal contact between the disc and seal during rotation.

Career Highlights

Lounsberry is associated with Fisher Controls International LLC, where he applies his expertise in valve technology. His innovative designs have contributed to advancements in the industry, showcasing his commitment to improving product performance.

Collaborations

Lounsberry has worked alongside notable colleagues such as Philip Wayne Eggleston and Wilbur Dean Hutchens. Their collaborative efforts have furthered the development of innovative solutions in valve technology.

Conclusion

James Leroy Lounsberry's contributions to valve technology through his patents and collaborations highlight his role as a significant inventor in the field. His innovative designs continue to influence the industry and improve product efficiency.

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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