Tokyo, Japan

Kazuo Udagawa

This inventor holds 4 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignee: Toshiba Battery Co., Ltd.. Active years: 2003-2011.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuo Udagawa. Retrieved from https://idiyas.com/inventor/kazuo-udagawa

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

USPTO Granted Patents = 4 

% Patents Active = 75.0

 

Average Co-Inventor Count = 6.9

ph-index = 4

Forward Citations = 56(Granted Patents)


Company Filing History:


Years Active: 2003-2011

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4 patents (USPTO):Explore Patents

Title: **Innovator Kazuo Udagawa: Pioneering Battery Technology in Tokyo**

Introduction

Kazuo Udagawa, based in Tokyo, Japan, is a prominent inventor known for his groundbreaking work in battery technology. With a total of four patents to his name, his innovations are making significant strides in energy storage solutions.

Latest Patents

Udagawa's latest patents include the "Liquid Action Substance Battery" and the "Flat Non-Aqueous Electrolyte Secondary Cell." The Liquid Action Substance Battery features an enhanced safety design, where the external terminal is welded after assembly to protect the explosion-proof valve from damage. This innovative battery utilizes alkaline metals like lithium, sodium, or potassium as the negative pole action substance, paired with liquid oxyhalides such as thionyl chloride for the positive pole. By employing a unique welding method, Udagawa's design ensures that welding heat does not adversely affect the battery’s components.

The Flat Non-Aqueous Electrolyte Secondary Cell, on the other hand, consists of a non-aqueous electrolyte that houses an electricity-generating element, which includes a cathode, separator, and anode. Udagawa's design maximizes efficiency by ensuring that the areas of the opposing cathode and anode exceed the sealing openings in the cathode case, contributing to improved energy generation and storage capabilities.

Career Highlights

Kazuo Udagawa is currently affiliated with Toshiba Battery Co., Ltd., a leader in battery technology and solutions. His contributions in this role have further solidified the company's position at the forefront of the industry. Throughout his career, Udagawa has continuously focused on enhancing battery performance, safety, and efficiency.

Collaborations

Working alongside notable colleagues such as Masami Suzuki and Muneto Hayami, Udagawa has engaged in collaborative efforts that bring together diverse expertise to push the boundaries of battery innovation. Together, they strive to address the challenges in energy storage and contribute to a more sustainable future.

Conclusion

Kazuo Udagawa's inventive spirit and dedication to battery technology mark him as a significant figure in the field. With his impressive portfolio of patents and commitment to innovation, Udagawa is paving the way for the next generation of energy solutions. His work not only advances technology but also supports the global pursuit for sustainable and efficient energy systems.

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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