Tokyo, Japan

Ryuji Iijima

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignee: Japan Aerospace Exploration Agency. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryuji Iijima. Retrieved from https://idiyas.com/inventor/ryuji-iijima-4wxopu0c

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

USPTO Granted Patents = 2 

% Patents Active = 50.0

Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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2 patents (USPTO):Explore Patents

Title: Ryuji Iijima: Innovator in Electricity Generation Systems

Introduction

Ryuji Iijima is a prominent inventor based in Tokyo, Japan. He is known for his innovative contributions to electricity generation systems, particularly in the aerospace sector. His work has significant implications for the efficiency and functionality of aircraft systems.

Latest Patents

Ryuji Iijima holds a patent for an electricity generation system and aircraft. This system includes an engine, an electric generator, a detector, and a control device. The engine features a compressor with a rotating shaft, while the electric generator is connected to this shaft to generate electricity through its rotational force. The detector plays a crucial role by monitoring the shaft torque of the electric generator, and the control device adjusts the operational status of either the engine or the electric generator based on the detected shaft torque.

Career Highlights

Iijima is affiliated with the Japan Aerospace Exploration Agency, where he applies his expertise in developing advanced technologies for aerospace applications. His work is instrumental in enhancing the performance and reliability of aircraft systems.

Collaborations

Some of Ryuji Iijima's notable coworkers include Hiroshi Kobayashi and Shunsuke Noguchi. Their collaborative efforts contribute to the innovative projects at the Japan Aerospace Exploration Agency.

Conclusion

Ryuji Iijima's contributions to electricity generation systems reflect his commitment to advancing aerospace technology. His innovative patent showcases the potential for improved efficiency in aircraft operations.

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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