Kanagawa, Japan

Kenji Matsubara

This inventor holds 4 USPTO granted patents and 1 published patent application. Top assignees: Jatco Corporation, Murata Manufacturing Co., Ltd.. Active years: 2008-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Matsubara. Retrieved from https://idiyas.com/inventor/kenji-matsubara-xu7p6kx9

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

Calculating rank
USPTO Granted Patents = 4 

% Patents Active = 50.0

Average Co-Inventor Count = 5.5

ph-index = 2

Forward Citations = 10(Granted Patents)


Company Filing History:


Years Active: 2008-2020

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4 patents (USPTO):Explore Patents

Title: The Innovations of Kenji Matsubara

Introduction

Kenji Matsubara, an accomplished inventor based in Kanagawa, Japan, has made significant contributions to the fields of active materials and transmission systems. With a total of four patents to his name, he showcases a commitment to advancing technology through innovative solutions.

Latest Patents

Among Kenji Matsubara's notable patents, two stand out for their impact on battery technology and mechanical engineering. The first patent involves a secondary battery that includes a cathode, an anode composed of an active material, and a non-aqueous electrolytic solution. The unique aspect of this invention lies in its active material, which features a center portion made from silicon, tin, or both, covered by fibrous carbon materials that enhance performance. The second patent details a belt continuously-variable transmission that boasts an innovative casing design. This design incorporates an air communicating hole and an air breather chamber, optimizing the transmission's efficiency and stability.

Career Highlights

Kenji Matsubara has held positions at several prominent companies, notably at Jatco Corporation and Murata Manufacturing Co., Ltd. His work in these organizations has provided him with a robust platform to explore and develop his inventive ideas, leading to several patented innovations. His career reflects a strong focus on technology and engineering, driving advancements in both automotive and energy storage sectors.

Collaborations

Throughout his career, Kenji has collaborated with talented colleagues such as Hiromi Taguchi and Yasuhiko Kunii. These partnerships have fostered a creative environment that encourages the exchange of ideas and expertise, contributing to his success as an inventor.

Conclusion

Kenji Matsubara stands out as a prominent figure in the realm of innovations and patents. His latest inventions, particularly in the areas of secondary batteries and continuously-variable transmissions, exemplify his forward-thinking approach. As he continues to contribute to technological advancements, the impact of his work will surely resonate within the industry for years to come.

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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