Tokyo, Japan

Sadao Nagai

This inventor holds 1 USPTO granted patent. Top assignee: Matsushita Electric Industrial Co., Ltd.. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sadao Nagai. Retrieved from https://idiyas.com/inventor/sadao-nagai-zn3urqpl

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 = 8.0

ph-index = 1

Forward Citations = 62(Granted Patents)


Company Filing History:


Years Active: 1999

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1 patent (USPTO):Explore Patents

Title: Sadao Nagai: Innovator in Fuel Cell Technology

Introduction

Sadao Nagai is a prominent inventor based in Tokyo, Japan. He is known for his contributions to fuel cell technology, particularly in the development of systems that enhance energy efficiency and sustainability. His innovative approach has led to significant advancements in the field.

Latest Patents

Nagai holds a patent for a fuel cell system that incorporates a solid polymer type fuel cell. This system features a rectangular parallelepiped sealing container designed to accommodate hydrogen occlusion alloy, which is essential for supplying hydrogen to the fuel cell. The patent also includes a connection portion in the hydrogen passage that allows for a detachable connection between the sealing container and the fuel cell. Additionally, it features a valve mechanism for controlling hydrogen gas flow and a hydrogen flow rate control mechanism to manage the flow rate and pressure of hydrogen gas.

Career Highlights

Sadao Nagai has made significant strides in his career, particularly while working at Matsushita Electric Industrial Co., Ltd. His work has been instrumental in advancing fuel cell technology, which is crucial for the development of clean energy solutions.

Collaborations

Nagai has collaborated with notable colleagues such as Takaharu Gamo and So Kuranaka. Their combined expertise has contributed to the successful development of innovative technologies in the energy sector.

Conclusion

Sadao Nagai's contributions to fuel cell technology exemplify his commitment to innovation and sustainability. His work continues to influence the future of energy solutions, making a lasting impact in the field.

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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