Kyoto, Japan

Tokujiro Takagaki

This inventor holds 1 USPTO granted patent. Top assignee: Japan Storage Battery Co., Ltd.. Active years: 1985.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tokujiro Takagaki. Retrieved from https://idiyas.com/inventor/tokujiro-takagaki

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 21(Granted Patents)


Company Filing History:


Years Active: 1985

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1 patent (USPTO):Explore Patents

Title: Tokujiro Takagaki: Innovator in Alkaline Battery Technology

Introduction

Tokujiro Takagaki is a notable inventor based in Kyoto, Japan. He is recognized for his contributions to battery technology, particularly in the development of alkaline batteries. His innovative approach has led to advancements that enhance the efficiency and reliability of these energy sources.

Latest Patents

Takagaki holds a patent for a unique connecting piece structure designed for alkaline batteries. This invention focuses on a method for connecting the plates of an alkaline battery to the battery terminals. The connecting piece features two slanting surfaces that intersect along a ridge line, creating a V-shaped configuration in cross-section. The method employs welding electrodes with recessed surfaces that conform to the connecting piece, ensuring a secure weld to the plates.

Career Highlights

Throughout his career, Takagaki has made significant strides in the field of battery technology. His work at Japan Storage Battery Co., Ltd. has positioned him as a key figure in the industry. His innovative designs and methods have contributed to the advancement of alkaline battery technology, making them more efficient and reliable for various applications.

Collaborations

Takagaki has collaborated with notable colleagues, including Tetsuo Sasaki and Haruo Seike. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas within the field of battery technology.

Conclusion

Tokujiro Takagaki's contributions to alkaline battery technology exemplify the spirit of innovation. His patented designs and methods have paved the way for advancements in energy storage solutions. His work continues to influence the industry and inspire future developments 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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