Tokyo, Japan

Masatoshi Kunisawa

This inventor holds 1 USPTO granted patent and 3 published patent applications and 2 EPO patents. Top assignee: Showa Denka K.k.. Active years: 2016.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masatoshi Kunisawa. Retrieved from https://idiyas.com/inventor/masatoshi-kunisawa

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

USPTO Granted Patents = 1 

 

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2016

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1 patent (USPTO):Explore Patents

Title: The Innovations of Masatoshi Kunisawa in Electric Storage Technologies

Introduction: Masatoshi Kunisawa, a distinguished inventor based in Tokyo, Japan, has made significant contributions to the field of electric storage devices. With a focus on innovative technology, his research and development efforts have led to the creation of a groundbreaking patent that enhances electricity storage solutions.

Latest Patents: Kunisawa holds one notable patent for an "Electric storage device and method for producing the same." This invention describes an electricity storage device that features at least one electrode equipped with a metal tab lead and multiple electrode plates. The design includes a metal foil, an undercoat layer consisting of a carbon material, and an active material layer on a surface of the undercoat. The patent details the specific properties of the component layers, including a coating weight of the undercoat layer ranging from 0.01 to 3 g/m and a total thickness of the metal foils between 0.2 to 2 mm. Furthermore, it outlines the welding process of electrode plates to ensure optimal connectivity and function.

Career Highlights: Masatoshi Kunisawa is associated with Showa Denko K.K., where he has engaged in pioneering research that advances the field of electrical storage. His dedication to developing practical and efficient storage solutions reflects his commitment to innovation within the industry.

Collaborations: Throughout his career, Kunisawa has collaborated with notable colleagues, including Hitoshi Yokouchi and Masahiro Ohmori. These partnerships have fostered an environment of creativity and innovation, allowing for the exchange of ideas and techniques that further enhance their contributions to electric storage technology.

Conclusion: Masatoshi Kunisawa's work exemplifies the spirit of innovation in the realm of electric storage devices. With his patent, he has laid the groundwork for improved energy storage solutions, highlighting the importance of inventive efforts in addressing the growing demand for sustainable energy technologies. His career and collaborations stand as a testament to his dedication to advancing this crucial field.

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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