Tokyo, Japan

Tokuo Tugei

This inventor holds 2 USPTO granted patents. Top assignee: Mitsubishi Denki Kabushiki Kaisha. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tokuo Tugei. Retrieved from https://idiyas.com/inventor/tokuo-tugei

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 = 6.0

ph-index = 2

Forward Citations = 21(Granted Patents)


Company Filing History:


Years Active: 1999

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2 patents (USPTO):Explore Patents

Title: Tokuo Tugei: Innovator in Single-Phase Induction Motors

Introduction

Tokuo Tugei is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of single-phase induction motors. With a total of 2 patents to his name, Tugei's work has had a considerable impact on motor technology.

Latest Patents

Tugei's latest patents include a single-phase induction motor and a rotor assembling apparatus. The single-phase induction motor features a main winding and an auxiliary winding, which is arranged to have a different electrical angle from the main winding. It also includes multiple driving capacitors connected to the auxiliary winding and a relay that controls the on/off function of the driving capacitor based on the driving load. The rotor is designed with apertures on the gap side of the slots. The rotor assembling apparatus consists of a bush for die-casting the rotor core assembly, with a clearance that allows for easy removal after die casting. This innovative design helps prevent electromagnetic noise during high-load and high-torque operations.

Career Highlights

Tokuo Tugei is currently employed at Mitsubishi Denki Kabushiki Kaisha, where he continues to innovate and develop new technologies. His work has been instrumental in advancing the efficiency and performance of electrical motors.

Collaborations

Tugei has collaborated with several talented individuals in his field, including Shinji Tamura and Takashi Yamamoto. Their combined expertise has contributed to the successful development of Tugei's inventions.

Conclusion

Tokuo Tugei is a distinguished inventor whose work in single-phase induction motors has made a lasting impact on the industry. His innovative designs and collaborative efforts continue to push the boundaries of 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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