Nagakute, Japan

Shuji Kajiya

This inventor holds 1 USPTO granted patent. Top assignee: Toyota Jidosha Kabushiki Kaisha. Active years: 2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shuji Kajiya. Retrieved from https://idiyas.com/inventor/shuji-kajiya

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


% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2021

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1 patent (USPTO):Explore Patents

Title: Innovations of Shuji Kajiya in Fuel Cell Technology

Introduction

Shuji Kajiya is a notable inventor based in Nagakute, Japan. He has made significant contributions to the field of fuel cell technology, particularly in enhancing the efficiency and production speed of polymer electrolyte fuel cells. His innovative approach has implications for the future of clean energy solutions.

Latest Patents

Kajiya holds a patent for an "Aging method of fuel cell." This patent provides a method to shorten the aging period of a polymer electrolyte fuel cell immediately after production. The method aims to increase the shipping inspection speed and production speed of the fuel cell. It involves a membrane electrode assembly that includes a fuel electrode, an electrolyte membrane, and an oxidant electrode. The process consists of applying a potential cycle, where the lowest cell potential and open circuit voltage (OCV) are alternately repeated between the fuel electrode and the oxidant electrode. During this cycle, fuel gas is supplied to the fuel electrode, while oxidant gas and carbon monoxide gas are supplied to the oxidant electrode. Kajiya's innovative method is crucial for improving the efficiency of fuel cell production.

Career Highlights

Shuji Kajiya is associated with Toyota Jidosha Kabushiki Kaisha, a leading automotive manufacturer known for its advancements in technology and innovation. His work at Toyota has allowed him to focus on developing cutting-edge solutions in fuel cell technology, contributing to the company's reputation for excellence in the automotive industry.

Collaborations

Kajiya has collaborated with notable colleagues, including Kensaku Kodama and Masahito Kosai. These collaborations have fostered an environment of innovation and creativity, leading to advancements in fuel cell technology.

Conclusion

Shuji Kajiya's contributions to fuel cell technology exemplify the importance of innovation in the pursuit of sustainable energy solutions. His patent for the aging method of fuel cells highlights his commitment to enhancing production efficiency and advancing clean energy technologies.

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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