Kanagawa, Japan

Takashi Okawa

This inventor holds 3 USPTO granted patents. Top assignee: Panasonic Corporation. Active years: 2012-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takashi Okawa. Retrieved from https://idiyas.com/inventor/takashi-okawa-gsfk9eu3

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

Calculating rank

% Patents Active = 33.3

Average Co-Inventor Count = 4.3

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2012-2013

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3 patents (USPTO):Explore Patents

Title: Takashi Okawa: Innovator in Battery Technology

Introduction

Takashi Okawa is a prominent inventor based in Kanagawa, Japan. He has made significant contributions to the field of battery technology, particularly in the development of nickel hydrogen storage batteries and nickel metal hydride rechargeable batteries. With a total of 3 patents to his name, Okawa continues to push the boundaries of innovation in energy storage solutions.

Latest Patents

One of Okawa's latest patents is for a nickel hydrogen storage battery and the method for manufacturing its negative electrode. This innovative battery design features an electrode assembly that is spirally wound, incorporating a mixture layer containing a hydrogen storage alloy. The design improves the insertability of the electrode assembly into a cylindrical container, enhancing the overall performance of the battery.

Another notable patent is for a nickel metal hydride rechargeable battery, which includes a closed-end tubular container housing a spiral-shaped electrode assembly. This assembly is designed to facilitate the reduction of oxygen gas during rapid charging, thereby improving the battery's efficiency without compromising its design capacity.

Career Highlights

Okawa is currently employed at Panasonic Corporation, where he continues to develop cutting-edge battery technologies. His work has been instrumental in advancing the capabilities of rechargeable batteries, making them more efficient and reliable for various applications.

Collaborations

Throughout his career, Okawa has collaborated with notable colleagues, including Tsuneyoshi Murakami and Kenichi Aoki. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas in the field of battery technology.

Conclusion

Takashi Okawa's contributions to battery technology exemplify the spirit of innovation. His patents reflect a commitment to improving energy storage solutions, which are crucial for the future of sustainable energy.

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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