Pittsburgh, PA, United States of America

James E Logan

This inventor holds 1 USPTO granted patent. Top assignee: Kerotest Manufacturing Corp.. Active years: 1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James E Logan. Retrieved from https://idiyas.com/inventor/james-e-logan-u0vulrt9

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 = 5.0

ph-index = 1

Forward Citations = 35(Granted Patents)


Company Filing History:


Years Active: 1985

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1 patent (USPTO):Explore Patents

Title: Innovations of James E. Logan in Valve Technology

Introduction

James E. Logan is an accomplished inventor based in Pittsburgh, PA (US). He has made significant contributions to the field of valve technology, particularly with his innovative designs that enhance functionality and ease of use. His work is recognized for its practical applications in various piping systems.

Latest Patents

James E. Logan holds a patent for a Plastic Service Valve. This valve features a molded plastic body with an internal chamber divided into upper and lower portions. The design includes fittings that connect the valve to conduits within a piping system. A valve seat surrounds the inlet and outlet openings in the chamber's lower portion. The valve incorporates a rotatable plastic plug member, which is a molded unitary element. This plug member is designed for easy disassembly, facilitating repairs when necessary. The flow passage within the plug communicates with the inlet and outlet openings, allowing for smooth operation between open and closed valve positions. The innovative design also includes shearable stops that enable 360-degree rotational operation of the plug member under excessive torque.

Career Highlights

James E. Logan is associated with Kerotest Manufacturing Corporation, where he has contributed to the development of advanced valve technologies. His work has been instrumental in improving the reliability and efficiency of valve systems used in various industrial applications.

Collaborations

Throughout his career, James has collaborated with notable colleagues, including Richard W. Conley and Richard P. Tremblay. These partnerships have fostered innovation and have led to the successful development of new technologies in the field.

Conclusion

James E. Logan's contributions to valve technology exemplify the spirit of innovation and practical problem-solving. His patented designs continue to influence the industry, showcasing the importance of creativity 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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