Paris, France

Alain F Virolleau

This inventor holds 1 USPTO granted patent. Top assignee: Gradient Inc.. Active years: 1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Alain F Virolleau. Retrieved from https://idiyas.com/inventor/alain-f-virolleau

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 1981

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1 patent (USPTO):Explore Patents

Title: Alain F Virolleau: Innovator in Electric Motor Technology

Introduction

Alain F Virolleau is a notable inventor based in Paris, France. He has made significant contributions to the field of electric motor technology. His innovative designs have the potential to enhance the efficiency and functionality of electric motors.

Latest Patents

Virolleau holds a patent for a hybrid stator and a two-axis induction electric motor. This invention features a tubular stator capable of creating a magnetic field with both linear and rotary components. The design includes a tubular magnetic frame formed from longitudinal magnetic elements that are angularly spaced. These magnetic elements have teeth extending radially inward, with circular induction coils positioned between the teeth. Additionally, undulating coils are placed longitudinally between the magnetic elements, and a magnetic sleeve surrounds the magnetic frame. The electric motor comprises a cylindrical rotor that is mounted within the tubular stator, allowing it to be both rotatable and translatable.

Career Highlights

Virolleau is associated with Gradient Inc., where he continues to develop innovative technologies. His work focuses on improving electric motor designs, which can lead to advancements in various applications.

Collaborations

Throughout his career, Virolleau has collaborated with notable colleagues, including Michel Kant and Pierre H Burnier. These partnerships have contributed to the development of cutting-edge technologies in the field of electric motors.

Conclusion

Alain F Virolleau is a distinguished inventor whose work in electric motor technology showcases his innovative spirit. His patent for a hybrid stator and two-axis induction electric motor exemplifies his commitment to advancing engineering solutions.

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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