Kyoto, Japan

Hisashi Tsukamoto

This inventor holds 3 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: Japan Storage Battery Co., Ltd.. Active years: 1998-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisashi Tsukamoto. Retrieved from https://idiyas.com/inventor/hisashi-tsukamoto-mqa2ted4

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.6

ph-index = 3

Forward Citations = 126(Granted Patents)


Company Filing History:


Years Active: 1998-2000

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3 patents (USPTO):Explore Patents

Title: Hisashi Tsukamoto: Innovator in Lithium Ion Battery Technology

Introduction

Hisashi Tsukamoto is a prominent inventor based in Kyoto, Japan, known for his contributions to lithium ion battery technology. With a total of 3 patents to his name, Tsukamoto has made significant advancements in the field of energy storage solutions.

Latest Patents

Hisashi Tsukamoto's latest patents include a lithium ion battery containing an electrically insulative film. This innovative battery design features a thin film of electrical insulating material, a positive collector made of an electrically conductive thin film, and a negative collector, among other components. Another notable patent is for a positive electrode active material for a lithium secondary battery, which is composed of LiNi.sub.1-x-y-z Co.sub.x Mn.sub.y Al.sub.z O.sub.2, with specific relations for the variables x, y, and z.

Career Highlights

Throughout his career, Tsukamoto has worked with several notable companies, including Japan Storage Battery Co., Ltd. and Connexx Systems Corporation. His work has focused on enhancing the efficiency and performance of lithium ion batteries, contributing to the advancement of modern energy solutions.

Collaborations

Some of his coworkers include Takashi Aoki and Mikito Nagata, who have collaborated with him on various projects related to battery technology.

Conclusion

Hisashi Tsukamoto's innovative work in lithium ion battery technology has positioned him as a key figure in the field. His patents reflect a commitment to improving energy storage solutions, which are essential for the future of technology.

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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