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For the Inventor, By the Inventor

Fukuoka, Japan

Takashi Hiruta

This inventor holds 2 USPTO granted patents. Top assignee: Mitsui Mining Co., Ltd.. Active years: 2002.

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

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

USPTO Granted Patents = 2

% Patents Active = 100.0

Average Co-Inventor Count = 7.5

ph-index = 2

Forward Citations = 72(Granted Patents)


Company Filing History:

goldMedal2 out of 44 
 
Mitsui Mining Co., Ltd.
 patents

Years Active: 2002

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2 patents (USPTO):Explore Patents
1. 6432583 - Anode material for lithium secondary battery, process for production thereof, and lithium secondary battery (2002-08-13),
2. 6383686 - Anode material for lithium secondary battery, lithium secondary battery using said anode material, and method for charging of said secondary battery (2002-05-07),

Title: Takashi Hiruta: Innovator in Lithium Battery Technology

Introduction

Takashi Hiruta is a prominent inventor based in Fukuoka, Japan. He has made significant contributions to the field of lithium secondary batteries, holding a total of 2 patents. His work focuses on developing advanced anode materials that enhance battery performance and efficiency.

Latest Patents

Hiruta's latest patents include innovative technologies related to anode materials for lithium secondary batteries. The first patent describes an anode material that consists of a particulate core made from a metal or semimetal capable of forming a lithium alloy, with a carbon layer covering its surface. The second patent outlines a lithium secondary battery that utilizes this anode material, along with a method for charging the battery. These inventions aim to improve the overall functionality and longevity of lithium batteries.

Career Highlights

Hiruta is associated with Mitsui Mining Co., Ltd., where he applies his expertise in battery technology. His work has been instrumental in advancing the capabilities of lithium secondary batteries, which are crucial for various applications, including electric vehicles and portable electronics.

Collaborations

Throughout his career, Hiruta has collaborated with notable colleagues such as Tatsuo Umeno and Kenji Fukuda. These partnerships have fostered innovation and contributed to the development of cutting-edge battery technologies.

Conclusion

Takashi Hiruta's contributions to lithium battery technology exemplify the importance of innovation in the energy sector. His patents and collaborative efforts continue to shape the future of battery performance and sustainability.

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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