Osaka, Japan

Tadashi Imai

This inventor holds 5 USPTO granted patents and 1 published patent application. Top assignees: Panasonic Corporation, Matsushita Electric Industrial Co., Ltd.. Active years: 1992-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tadashi Imai. Retrieved from https://idiyas.com/inventor/tadashi-imai-yto5jfqe

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

Calculating rank
USPTO Granted Patents = 5 

% Patents Active = 40.0

Average Co-Inventor Count = 3.4

ph-index = 3

Forward Citations = 22(Granted Patents)


Company Filing History:


Years Active: 1992-2012

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5 patents (USPTO):Explore Patents

Title: The Innovations of Tadashi Imai

Introduction

Tadashi Imai is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of battery technology, holding a total of 5 patents. His work focuses on the development of secondary batteries, which are essential for various electronic devices.

Latest Patents

Imai's latest patents include innovative designs for secondary batteries and methods for their manufacturing. One of his patents describes an electrode group that features a positive electrode plate and a negative electrode plate, separated by a porous insulating layer. The design allows for the end portions of the electrode plates to protrude from the insulating layer, facilitating a unique welding process with current collector plates. Another patent outlines a construction method for an electrode group, which includes a positive electrode current collector exposed portion and a negative electrode current collector exposed portion. This design incorporates a conductive coned disc spring that maintains a defined elastic force, enhancing the battery's performance.

Career Highlights

Throughout his career, Tadashi Imai has worked with prominent companies such as Panasonic Corporation and Matsushita Electric Industrial Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in battery technology.

Collaborations

Imai has collaborated with talented individuals in his field, including Kiyomi Kozuki and Yasushi Hirakawa. These partnerships have fostered a creative environment that has led to the development of advanced battery solutions.

Conclusion

Tadashi Imai's contributions to battery technology through his patents and collaborations highlight his importance as an inventor. His innovative designs continue to influence the industry and pave the way for future advancements in energy storage solutions.

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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