Omiya, Japan

Ichirou Sawatari

This inventor holds 2 USPTO granted patents. Top assignees: Kabushiki Kaisha Toshiba, Toshiba Battery Co., Ltd.. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ichirou Sawatari. Retrieved from https://idiyas.com/inventor/ichirou-sawatari

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 = 8.6

ph-index = 2

Forward Citations = 37(Granted Patents)


Company Filing History:


Years Active: 1991

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2 patents (USPTO):Explore Patents

Title: Ichirou Sawatari: Innovator in Nickel-Metal Hydride Technology

Introduction

Ichirou Sawatari is a notable inventor based in Oomiya, Japan. He has made significant contributions to the field of battery technology, particularly in the development of nickel-metal hydride secondary cells. With a total of 2 patents to his name, his work has had a lasting impact on energy storage solutions.

Latest Patents

Sawatari's latest patents focus on innovative designs for nickel-metal hydride secondary cells. One of his patents describes a cell that includes a non-sinter type nickel positive electrode, a hydrogen absorbing alloy negative electrode, and a separator made of synthetic resin unwoven fabric. This design incorporates a unique paste formulation for the negative electrode, enhancing its performance and efficiency. Another patent outlines a similar cell structure but emphasizes a high-valence cobalt oxide layer on the positive electrode, which improves the overall capacity and functionality of the battery.

Career Highlights

Throughout his career, Ichirou Sawatari has worked with prominent companies in the battery industry. He has been associated with Toshiba Battery Co., Ltd. and Kabushiki Kaisha Toshiba, where he contributed to various projects aimed at advancing battery technology. His expertise in this field has positioned him as a key figure in the development of innovative energy solutions.

Collaborations

Sawatari has collaborated with several talented individuals in his field, including Hiroyuki Hasebe and Kazuta Takeno. These collaborations have fostered a creative environment that has led to the successful development of new technologies and patents.

Conclusion

Ichirou Sawatari's contributions to nickel-metal hydride technology have established him as a significant inventor in the energy storage sector. His innovative patents and collaborations continue to influence advancements in battery 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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