Cheshire, United Kingdom

Raymond L Coleman

This inventor holds 2 USPTO granted patents. Top assignee: Era Patents Limited. Active years: 1988-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Raymond L Coleman. Retrieved from https://idiyas.com/inventor/raymond-l-coleman

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 = 1.3

ph-index = 2

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 1988-1989

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2 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Raymond L. Coleman

Introduction

Raymond L. Coleman, an accomplished inventor based in Cheshire, GB, has made significant strides in the field of electrical engineering. With two patents to his name, Coleman's work emphasizes advancements in the testing of transformers and electrical equipment. His innovative methods contribute to more accurate diagnostics and increased reliability within electrical systems.

Latest Patents

Coleman's most recent patents reveal his expertise in electrical testing methodologies. The first patent focuses on transformer testing, detailing a method that monitors the displacement of a conductor within a winding. By injecting a high-frequency alternating signal while a supply-frequency alternating current flows, he captures the modulation of the high-frequency signal, providing essential parameters related to the conductor's position. This technique leverages the resonance frequency of stray capacitances and inductances, making it a valuable tool for ensuring transformer efficiency.

The second patent presents a novel approach to testing electrical equipment with inherent stray impedances. This method involves injecting a swept sinusoidal signal into the equipment while nullifying the resulting current flow within the conductor. By adjusting the phase and amplitude of the nulling signals based on the response comparison, Coleman enhances the accuracy of electrical equipment testing, which can lead to safer and more reliable operations.

Career Highlights

Raymond L. Coleman has built a notable career at Era Patents Limited, where he applies his engineering skills and inventive mindset to advance electrical diagnostics. His patents reflect a commitment to improving testing methods, addressing industry challenges, and paving the way for technological advancements in electrical systems.

Collaborations

Throughout his career, Coleman has collaborated with fellow engineer Peter A. Kurn. Their partnership has resulted in innovative concepts that push the boundaries of electrical equipment testing, showcasing the importance of teamwork in driving technological progress.

Conclusion

Raymond L. Coleman stands out as a pioneering inventor dedicated to enhancing the safety and efficiency of electrical systems. His contributions through patenting innovative testing methods not only establish him as a leader in his field but also signify the potential for future advancements in electrical 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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