Toyohashi, Japan

Takaaki Izumoto

This inventor holds 5 USPTO granted patents and 8 published patent applications. Top assignees: Prime Planet Energy & Solutions, Inc., Toyota Jidosha Kabushiki Kaisha, Toyota Battery Co., Ltd.. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takaaki Izumoto. Retrieved from https://idiyas.com/inventor/takaaki-izumoto

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

USPTO Granted Patents = 5 

% Patents Active = 100.0

Average Co-Inventor Count = 2.3

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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5 patents (USPTO):Explore Patents

Title: Takaaki Izumoto: Innovator in Battery Technology

Introduction

Takaaki Izumoto is a prominent inventor based in Toyohashi, Japan. He has made significant contributions to the field of battery technology, particularly in the development of nonaqueous electrolyte rechargeable batteries. With a total of 5 patents to his name, Izumoto's work is paving the way for advancements in energy storage solutions.

Latest Patents

Izumoto's latest patents include innovations in nonaqueous electrolyte rechargeable batteries and methods for manufacturing them. One of his notable inventions describes a nonaqueous electrolyte rechargeable battery that consists of an electrode body, a nonaqueous electrolyte, and a rectangular box-shaped battery case. The electrode body features a positive electrode with a composite material layer, a negative electrode, and a porous resin separator. This design allows for a low-profile configuration when the components are laminated and rolled. Additionally, his patent outlines specific parameters for the battery's performance, including spring constants and resistance increase rates, ensuring efficiency and reliability.

Another significant patent focuses on a secondary battery designed to minimize internal pressure increases over time. This invention includes an electrode body, a battery case, an electrode terminal, and a gasket. The configuration is optimized to meet specific performance criteria, enhancing the longevity and safety of the battery.

Career Highlights

Throughout his career, Takaaki Izumoto has worked with notable companies such as Prime Planet Energy & Solutions, Inc. and Toyota Motor Corporation. His experience in these organizations has allowed him to refine his expertise in battery technology and contribute to groundbreaking innovations.

Collaborations

Izumoto has collaborated with talented individuals in the field, including Yusuke Takashi and Keisuke Asakura. These partnerships have fostered a creative environment that encourages the development of advanced battery technologies.

Conclusion

Takaaki Izumoto is a key figure in the realm of battery innovation, with a focus on enhancing the performance and safety of rechargeable batteries. His contributions are vital to the ongoing evolution of 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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