Nagaokakyo, Japan

Toyoaki Tsunematsu

This inventor holds 1 USPTO granted patent. Top assignee: Murata Manufacturing Co., Ltd.. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toyoaki Tsunematsu. Retrieved from https://idiyas.com/inventor/toyoaki-tsunematsu

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 = 1

Forward Citations = 25(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Toyoaki Tsunematsu: Innovator in Laminated Transformer Technology

Introduction

Toyoaki Tsunematsu is a notable inventor based in Nagaokakyo, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of laminated transformers. His innovative approach has led to advancements that enhance the performance of high-frequency circuits.

Latest Patents

Tsunematsu holds a patent for a laminated transformer. This transformer consists of multiple ferrite sheets with conductor patterns that are laminated and baked to form a sintered body. The design includes a pair of primary and secondary external electrodes located at the end faces of the sintered body. This configuration allows the transformer to operate efficiently in high-frequency applications, eliminating self-resonance issues.

Career Highlights

Tsunematsu is associated with Murata Manufacturing Co., Ltd., a leading company in electronic components. His work has been instrumental in advancing transformer technology, making it more reliable for high-frequency applications. His patent reflects his expertise and commitment to innovation in the field.

Collaborations

Throughout his career, Tsunematsu has collaborated with esteemed colleagues such as Kunisaburo Tomono and Harufumi Mandai. These collaborations have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Toyoaki Tsunematsu's contributions to laminated transformer technology exemplify his innovative spirit and dedication to enhancing electrical engineering. His work continues to influence the industry, paving the way for future advancements.

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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