Kobe, Japan

Tokutaro Kubomura

This inventor holds 2 USPTO granted patents. Top assignees: Kawatetsu Electric Engineering Co., Ltd., Nishimoto Gosei Hanbai Co., Ltd., Other. Active years: 2000-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tokutaro Kubomura. Retrieved from https://idiyas.com/inventor/tokutaro-kubomura

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 = 2.0

ph-index = 2

Forward Citations = 15(Granted Patents)


Company Filing History:


Years Active: 2000-2001

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2 patents (USPTO):Explore Patents

Title: The Innovations of Tokutaro Kubomura

Introduction

Tokutaro Kubomura is a notable inventor based in Kobe, Japan. He has made significant contributions to the field of electrical engineering, particularly in transformer technology. With a total of 2 patents to his name, Kubomura's work reflects a commitment to innovation and practical applications in his industry.

Latest Patents

Kubomura's latest patents include a transformer and coil bobbin designed to enhance the efficiency and functionality of electrical transformers. The invention features a coil bobbin that includes a pair of core winding portions and coupling portions, which maintain a predetermined distance between the core winding portions. The bobbin is designed with a groove around its outer periphery, allowing for a conductor to be wound a specific number of times. Additionally, the design incorporates wound cores made from electromagnetic steel plates, ensuring optimal performance. The outer peripheral surfaces of the groove's side walls are curved, providing an innovative cross-sectional shape that contributes to the transformer's efficiency.

Career Highlights

Throughout his career, Tokutaro Kubomura has worked with several prominent companies, including Kawatetsu Electric Engineering Co., Ltd. and Nishimoto Gosei Hanbai Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various projects in the electrical engineering sector.

Collaborations

Kubomura has collaborated with notable individuals in his field, including his coworker Shiro Kokura. These partnerships have likely facilitated the exchange of ideas and fostered innovation in their respective projects.

Conclusion

Tokutaro Kubomura's contributions to transformer technology and his innovative designs demonstrate his expertise and commitment to advancing electrical engineering. His patents reflect a deep understanding of the complexities involved in transformer design, making him a significant figure in the industry.

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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