Hitachi, Japan

Ryuji Kiyokawa

This inventor holds 1 USPTO granted patent. Top assignee: Hitachi, Ltd.. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ryuji Kiyokawa. Retrieved from https://idiyas.com/inventor/ryuji-kiyokawa

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 = 8.0

ph-index = 1

Forward Citations = 52(Granted Patents)


Company Filing History:


Years Active: 1994

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1 patent (USPTO):Explore Patents

Title: Ryuji Kiyokawa: Innovator in Control Systems

Introduction

Ryuji Kiyokawa is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of control systems, particularly in the management of moving bodies and associated facilities. His innovative approach has led to the development of a unique patent that enhances the efficiency of control mechanisms.

Latest Patents

Ryuji Kiyokawa holds a patent for a "Method and apparatus for controlling moving body and facilities." This invention involves a control method that measures and recognizes various states, such as the number of moving bodies, their speed, and direction. The system then adjusts the state of the facilities based on these measurements, ensuring optimal performance. The control apparatus includes a measuring unit, a memory unit, an arithmetic unit, and an input/output unit, all working together to process and display relevant information.

Career Highlights

Kiyokawa is associated with Hitachi, Ltd., a leading company in technology and innovation. His work has been instrumental in advancing control systems, making them more responsive and efficient. His dedication to research and development has positioned him as a key figure in his field.

Collaborations

Throughout his career, Ryuji Kiyokawa has collaborated with esteemed colleagues, including Kenji Baba and Masao Takato. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Ryuji Kiyokawa's contributions to control systems exemplify the spirit of innovation. His patent reflects a deep understanding of technology and its applications in real-world scenarios. His work continues to influence the field and inspire future advancements.

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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