Tokyo, Japan

Ryota Yamaji

This inventor holds 3 USPTO granted patents and 2 published patent applications, plus 2 CIPO patents and 2 EPO patents. Top assignees: Jfe Chemical Corporation, Jfe Steel Corporation. Active years: 2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryota Yamaji. Retrieved from https://idiyas.com/inventor/ryota-yamaji

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

 

 

Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:


Years Active: 2023

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3 patents (USPTO):Explore Patents

Title: Ryota Yamaji: Innovator in Lithium Ion Battery Technology.

Introduction

Ryota Yamaji is a notable inventor from Japan, recognized for his contributions to the field of lithium-ion battery technology. His innovative work focuses on enhancing the performance and efficiency of negative electrode materials used in these batteries.

Latest Patents

Yamaji holds a patent for "Coated Spheroidized Graphite, Negative Electrode For Lithium Ion Secondary Batteries And Lithium Ion Secondary Battery." This invention provides a spherically-shaped coated graphite that exhibits excellent cycle capacity-maintaining properties when utilized as a negative electrode material. The coated graphite consists of primary particles with specific size distributions, ensuring optimal performance in lithium-ion batteries.

Career Highlights

Throughout his career, Ryota Yamaji has dedicated himself to advancing battery technology. His work has significantly contributed to the development of more efficient energy storage solutions, which are crucial for various applications, including electric vehicles and portable electronics.

Collaborations

Yamaji has collaborated with esteemed colleagues, including Yasushi Madokoro and Akira Matsuzaki, to further enhance the research and development of battery materials. Their combined expertise has led to significant advancements in the field.

Conclusion

Ryota Yamaji's innovative contributions to lithium-ion battery technology highlight his commitment to improving energy storage solutions. His work continues to influence the industry and pave the way for future advancements in battery performance.

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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