Leeds, United Kingdom

Willliam Vail

This inventor holds 1 USPTO granted patent. Top assignee: Switched Reluctance Drives Limited. Active years: 1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Willliam Vail. Retrieved from https://idiyas.com/inventor/willliam-vail

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 = 4.0

ph-index = 1

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 1996

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1 patent (USPTO):Explore Patents

Title: The Innovations of William Vail

Introduction

William Vail is an accomplished inventor based in Leeds, GB. He has made significant contributions to the field of electric motor technology. His innovative work has led to the development of a unique rotor position encoder that enhances motor control systems.

Latest Patents

William Vail holds a patent for a rotor position encoder having features in decodable angular positions. This encoder is designed for electric motors and includes a discate member that rotates with the rotor shaft. The encoder features a set of radially extending elements with angularly evenly spaced leading edges and unevenly spaced trailing edges. The leading edges generate a signal in a sensor that corresponds to the timing of power switches for each motor phase. The trailing edges create a cyclical code that allows motor controlling circuitry to determine the rotor's phase of rotation, ensuring the correct power switch actuation sequence. This invention also encompasses an electric motor control system and methods for starting electric motors.

Career Highlights

William Vail is associated with Switched Reluctance Drives Limited, where he applies his expertise in electric motor technology. His work has been instrumental in advancing the efficiency and functionality of electric motors.

Collaborations

William has collaborated with notable coworkers, including Steven Paul Randall and David M Sudgen. Their combined efforts have contributed to the success of various projects within the company.

Conclusion

William Vail's innovative contributions to electric motor technology, particularly through his patented rotor position encoder, demonstrate his commitment to advancing the field. His work continues to influence the development of efficient motor control systems.

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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