Toyota, Japan

Hitoshi Nakamura

This inventor holds 6 USPTO granted patents. Top assignees: Toyota Jidosha Kogyo Kabushiki Kaisha, Toyota Jidosha Kabushiki Kaisha, Jinnai Industries Inc.. Active years: 1980-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hitoshi Nakamura. Retrieved from https://idiyas.com/inventor/hitoshi-nakamura-3hpkgfry

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.4

ph-index = 4

Forward Citations = 78(Granted Patents)


Company Filing History:


Years Active: 1980-2024

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6 patents (USPTO):Explore Patents

Title: Hitoshi Nakamura: Innovating Electric Power Storage and Cam-Cam Shaft Assembly

Introduction: Hitoshi Nakamura is an accomplished inventor based in Toyota, Japan. With a remarkable portfolio of six patents, he has made significant contributions to the fields of electric power storage devices and mechanical components.

Latest Patents: Among Hitoshi Nakamura's latest inventions are two groundbreaking patents. The first patent is a "Method for evaluating electric power storage device," which involves a sophisticated approach to assess the performance of electric storage devices. This method includes causing a short circuit by inserting an electrically conductive probe into the electrode layers' stacked portion. By measuring the probe's penetration depth, Nakamura evaluates the number of electrode layers affected by the short circuit, showcasing a unique technique to enhance reliability in energy storage technologies.

The second innovative patent, titled "Method for manufacturing a cam-cam shaft assembly," outlines a process to create a robust cam-cam shaft assembly. This involves molding a component from a specific alloy, presintering it, and precisely assembling it onto a metal shaft before sintering. This meticulous process ensures a firm and rigid assembly, suitable for high-performance applications.

Career Highlights: Hitoshi Nakamura has spent a significant part of his career at Toyota Motor Corporation, where he leveraged his expertise to push the boundaries of technology. His work at Toyota has established him as a key player in advancing automotive and electrical technologies.

Collaborations: Throughout his career, Hitoshi has collaborated with numerous talented individuals. Notable coworkers include Chiaki Tsumuki and Akio Takahashi, with whom he has shared insights and worked on various innovative projects.

Conclusion: Hitoshi Nakamura stands out as a pioneering inventor whose work in electric power storage and mechanical assemblies continues to influence the industry. His innovative methods not only highlight his technical skills but also contribute to the advancement of modern technologies in automotive applications. Through his patents, he exemplifies the spirit of innovation that drives progress in engineering and design.

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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