Hitachi, Japan

Masayuki Izumi

This inventor holds 5 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Engineering Co., Ltd.. Active years: 1981-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masayuki Izumi. Retrieved from https://idiyas.com/inventor/masayuki-izumi

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 = 3

Forward Citations = 33(Granted Patents)


Company Filing History:


Years Active: 1981-1989

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5 patents (USPTO):Explore Patents

Title: Masayuki Izumi: Innovator in Decontamination and Nuclear Technology

Introduction

Masayuki Izumi is a notable inventor based in Hitachi, Japan, recognized for his significant contributions to the fields of decontamination methods and nuclear power technology. With a portfolio of five patents, Izumi's innovations focus on enhancing efficiency and safety in complex systems.

Latest Patents

Among his latest inventions is a method for decontaminating solid surfaces. This revolutionary technique involves immersing an object in liquid, where vapor is blown to produce bubbles. These bubbles, upon bursting on the solid surface, generate an impulsive force that effectively separates and removes adhered substances. The method not only enhances efficiency but also prioritizes safety in decontamination processes.

Izumi has also developed a load control system for boiling water reactor power plants. This system generates demand signals based on power and pressure differences to ensure optimal performance. By controlling the speed of the recirculating pump and adjusting the degrees of valve openings, his invention promotes stability and efficiency in nuclear power generation.

Career Highlights

Masayuki Izumi has built a solid career with significant roles at Hitachi, Ltd. and Hitachi Engineering Co., Ltd. His work has been instrumental in advancing technologies critical to energy and cleanliness, reflecting his deep expertise in engineering and innovation.

Collaborations

Throughout his career, Izumi has worked alongside notable professionals, including Renzo Takeda and Hiromi Maruyama. These collaborations have fostered an environment of shared knowledge and innovation, further enhancing the impact of their collective work in engineering solutions.

Conclusion

Masayuki Izumi stands out as a pioneering inventor whose patents address vital challenges in decontamination and nuclear technology. His innovative approaches and commitment to safety and efficiency continue to influence the industry, establishing a legacy of ingenuity and collaboration.

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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