Ehime, Japan

Takahiro Toma

This inventor holds 6 USPTO granted patents and 6 published patent applications. Top assignees: Sumitomo Metal Mining Company, Ltd., Panasonic Energy Co., Ltd.. Active years: 2020-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takahiro Toma. Retrieved from https://idiyas.com/inventor/takahiro-toma

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

USPTO Granted Patents = 6 

% Patents Active = 100.0

Average Co-Inventor Count = 3.8

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 2020-2025

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6 patents (USPTO):Explore Patents

Title: Innovations of Takahiro Toma: Leading the Charge in Lithium-Ion Battery Technology

Introduction

Takahiro Toma, an innovative inventor based in Ehime, Japan, has made significant contributions to the field of lithium-ion battery technology. With a remarkable portfolio of 5 patents, Toma's inventions focus on advancing battery performance, efficiency, and manufacturing methods.

Latest Patents

Takahiro Toma's recent innovations include several key patents that highlight his expertise in lithium-ion batteries. These include a positive electrode active material specifically designed for lithium-ion secondary batteries, as well as methods of manufacturing such materials. One notable patent outlines a lithium metal composite oxide comprising lithium (Li), nickel (Ni), cobalt (Co), and an element M in a defined mass ratio. This unique composition allows for enhanced battery performance, particularly during charging. Another significant patent involves a positive electrode active material for non-aqueous electrolyte secondary batteries, which includes a lithium metal composite oxide represented by a comprehensive formula. His meticulous research into the structural properties of these materials contributes greatly to their overall efficacy.

Career Highlights

Throughout his career, Takahiro Toma has collaborated with prominent companies such as Sumitomo Metal Mining Company, Ltd. and Panasonic Energy Co., Ltd. His work in these organizations has not only bolstered their research initiatives but has also pushed the boundaries of battery technology. Toma’s focus on innovative materials and processes showcases his commitment to advancing the field.

Collaborations

Takahiro Toma has had the opportunity to work alongside esteemed colleagues such as Taira Aida and Tetsufumi Komukai. These collaborations have further enriched his research endeavors, allowing for the exchange of ideas and fostering a collaborative environment that fuels innovation in battery technology.

Conclusion

Takahiro Toma stands out as a leading inventor in the realm of lithium-ion batteries, with a clear focus on enhancing battery materials and manufacturing techniques. His impressive patent portfolio not only signifies his contributions to the industry but also reflects the ongoing evolution of battery technology, positioning him as a key figure in the future 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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