Imizu, Japan

Keiji Shiraishi

This inventor holds 2 USPTO granted patents and 2 EPO patents. Top assignees: Sumitomo Electric Industries, Limited, Sumitomo Electric Toyama Co., Ltd.. Active years: 2013-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keiji Shiraishi. Retrieved from https://idiyas.com/inventor/keiji-shiraishi

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

Calculating rank

% Patents Active = 100.0


Average Co-Inventor Count = 8.5

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2013-2018

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2 patents (USPTO):Explore Patents

Title: Keiji Shiraishi: Innovator in Porous Metal Technology

Introduction

Keiji Shiraishi is a notable inventor based in Imizu, Japan. He has made significant contributions to the field of porous metal technology, particularly in applications related to batteries and fuel cells. With a total of 2 patents, his work focuses on enhancing the performance and durability of metal components used in various energy storage systems.

Latest Patents

Shiraishi's latest patents include a method for producing a porous metal body that exhibits excellent corrosion resistance. This innovation is particularly suitable for collectors used in lithium-ion batteries, capacitors, and fuel cells. The production method involves coating a porous nickel body with an alloy containing nickel and tungsten or a metal containing tin, followed by a heat treatment. Another method he developed includes forming a nickel-plated layer on a porous base, continuously forming an alloy-plated layer, and subsequently reducing the metal to create a highly corrosion-resistant porous metal member.

Career Highlights

Throughout his career, Keiji Shiraishi has worked with prominent companies such as Sumitomo Electric Industries and Sumitomo Electric Toyama. His experience in these organizations has allowed him to refine his expertise in materials science and engineering, contributing to advancements in porous metal technology.

Collaborations

Shiraishi has collaborated with talented individuals in his field, including Kazuki Okuno and Masahiro Kato. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Keiji Shiraishi's contributions to porous metal technology demonstrate his commitment to advancing energy storage solutions. His innovative methods and collaborations highlight the importance of teamwork in driving technological progress.

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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