Tokyo, Japan

Yoshikuni Tomioka

This inventor holds 2 USPTO granted patents and 2 published patent applications and 2 EPO patents. Top assignee: Mitsubishi Electric Corporation. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshikuni Tomioka. Retrieved from https://idiyas.com/inventor/yoshikuni-tomioka

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

USPTO Granted Patents = 2 

% Patents Active = 50.0

 

Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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2 patents (USPTO):Explore Patents

Title: Yoshikuni Tomioka: Innovator in Electric Rotating Machines

Introduction

Yoshikuni Tomioka is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electric rotating machines, particularly in the development of innovative technologies that enhance efficiency and reduce costs.

Latest Patents

Tomioka holds a patent for an "Electric rotating machine apparatus and electric power steering apparatus." This invention features a unique structure where an extending portion of a control circuit board, which houses a power module and a driving circuit, passes through an electromagnetic shield's external-connection opening. This design allows for the integration of a filter circuit on the control circuit board, improving noise-removal capabilities. The innovation eliminates the need for a dedicated wiring board for the filter circuit, leading to downsizing and cost reduction in electric power steering systems.

Career Highlights

Yoshikuni Tomioka is associated with Mitsubishi Electric Corporation, where he has been instrumental in advancing electric rotating machine technologies. His work has not only contributed to the company's reputation for innovation but has also had a lasting impact on the industry.

Collaborations

Tomioka has collaborated with notable colleagues, including Satoshi Iohara and Yusuke Kobayashi. Their combined expertise has fostered a creative environment that encourages the development of groundbreaking technologies.

Conclusion

Yoshikuni Tomioka's contributions to electric rotating machines exemplify the spirit of innovation. His patent reflects a commitment to enhancing technology while reducing costs, showcasing the importance of inventive thinking in modern 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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