Auckland, New Zealand

Roger A Chalk

This inventor holds 1 USPTO granted patent. Top assignee: Fisher & Paykel Limited. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Roger A Chalk. Retrieved from https://idiyas.com/inventor/roger-a-chalk

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 = 41(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: Roger A Chalk - Innovator in Electric Motor Manufacturing

Introduction

Roger A Chalk is a notable inventor based in Auckland, New Zealand. He has made significant contributions to the field of electric motor manufacturing. His innovative approach has led to the development of a unique method that enhances the efficiency and functionality of electric motors.

Latest Patents

Roger A Chalk holds a patent for a "Method of manufacturing a motor element of an electric motor." This patent describes a process for creating an electric motor stator and rotor. The method involves holding magnetic elements in position within dies and injecting a plastics material to form bearing carrier mountings. This design ensures that the mountings are substantially concentric with the pole faces of the stator and the poles of the rotor. The resulting motor is specifically designed to drive an agitation and spin tub of a laundry machine.

Career Highlights

Roger A Chalk is associated with Fisher & Paykel Limited, a company known for its innovative home appliances. His work at the company has been instrumental in advancing electric motor technology. With a focus on practical applications, he has contributed to the development of efficient and reliable motor systems.

Collaborations

Throughout his career, Roger has collaborated with talented individuals such as John J Williams and Frank W Shacklock. These collaborations have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Roger A Chalk's contributions to electric motor manufacturing exemplify the spirit of innovation. His patented method not only enhances motor efficiency but also plays a crucial role in modern household appliances. His work continues to impact 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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