Osaka, Japan

Sadahiro Yagishita

This inventor holds 7 USPTO granted patents and 3 published patent applications and 2 EPO patents. Top assignees: Daiichi Kigenso Kagaku Kogyo Co., Ltd., Toyota Jidosha Kabushiki Kaisha, Tazmo Co., Ltd.. Active years: 2014-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sadahiro Yagishita. Retrieved from https://idiyas.com/inventor/sadahiro-yagishita

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

Calculating rank
USPTO Granted Patents = 7 

% Patents Active = 57.1

 

Average Co-Inventor Count = 3.1

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2014-2025

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7 patents (USPTO):Explore Patents

Title: Sadahiro Yagishita - Innovator in Non-Aqueous Electrolyte Battery Technology

Introduction

Sadahiro Yagishita is a notable inventor based in Osaka, Japan, recognized for his significant contributions to the field of battery technology. With a total of six patents to his name, Yagishita has specialized in the development of non-aqueous electrolyte secondary batteries, which are vital for modern energy storage solutions.

Latest Patents

Yagishita's latest patents include innovative designs for non-aqueous electrolyte secondary batteries and associated positive electrode active materials. One of his prominent inventions features a positive electrode composed of a lithium transition metal compound, enhanced by a coating that integrates a lithium ionic conductor with a phosphoric acid group and rare earth elements such as lanthanum and cerium. Another patent covers a similar technology, which utilizes yttrium in the ionic conductor, creating regions with varying concentrations of this element. These advancements aim to optimize the performance and efficiency of batteries in various applications.

Career Highlights

Throughout his career, Sadahiro Yagishita has contributed his expertise to several esteemed companies, most notably Daiichi Kigenso Kagaku Kogyo Co., Ltd. and Toyota Motor Corporation. His work in these organizations has been instrumental in pushing the boundaries of battery technology, leading to more efficient and sustainable energy solutions.

Collaborations

Yagishita has collaborated with several talented professionals during his journey, including colleagues Taku Nishikawa and Ryuta Sugiura. These partnerships have not only fostered innovation but also exemplified the importance of teamwork in the advancement of technology.

Conclusion

Sadahiro Yagishita stands out as a key figure in the realm of non-aqueous electrolyte batteries. His innovative patents and collaborative efforts highlight his commitment to advancing battery technology. As the demand for efficient energy storage solutions continues to grow, Yagishita's contributions will undoubtedly play a crucial role in shaping the future of energy systems.

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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