Yokohama, Japan

Tsugio Yokoyama

This inventor holds 8 USPTO granted patents and 2 published patent applications. Top assignees: Kabushiki Kaisha Toshiba, Central Research Institute of Electric Power Industry. Active years: 1995-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsugio Yokoyama. Retrieved from https://idiyas.com/inventor/tsugio-yokoyama

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

USPTO Granted Patents = 8 

% Patents Active = 62.5

Average Co-Inventor Count = 4.0

ph-index = 3

Forward Citations = 87(Granted Patents)


Company Filing History:


Years Active: 1995-2014

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8 patents (USPTO):Explore Patents

Title: Tsugio Yokoyama: Innovator in Reactor Technology

Introduction

Tsugio Yokoyama is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the field of reactor technology, holding a total of 8 patents. His work focuses on enhancing the efficiency and safety of liquid metal cooled reactors.

Latest Patents

Yokoyama's latest patents include innovative designs for reactor cores. One notable patent is for a reactor core of a liquid metal cooled reactor, which features a core immersed in a liquid metal coolant. This design includes multiple fuel assemblies, a neutron absorber, and a neutron moderator composed of zirconium hydride, all aimed at controlling the reactivity of the reactor core. Another significant patent involves a fast reactor with a reflector control system that minimizes changes in reactivity over time. This system allows for the adjustment of neutron leakage without the need for complex control of reflector lifting speeds or water flow rates.

Career Highlights

Throughout his career, Tsugio Yokoyama has worked with esteemed organizations such as Toshiba Corporation and the Central Research Institute of Electric Power Industry. His experience in these companies has greatly influenced his innovative approaches to reactor design and technology.

Collaborations

Yokoyama has collaborated with notable colleagues, including Yasushi Tsuboi and Mitsuaki Yamaoka. Their combined expertise has contributed to advancements in reactor technology and safety.

Conclusion

Tsugio Yokoyama's contributions to reactor technology through his patents and collaborations highlight his role as a leading inventor in the field. His innovative designs continue to influence the development of safer and more efficient reactors.

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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