Tokyo, Japan

Yoshiyuki Nagayasu

This inventor holds 14 USPTO granted patents and 4 published patent applications and 1 EPO patent. Top assignees: Jx Nippon Oil Energy Corporation, Cosmo Oil Co., Ltd., Inpex Corporation. Active years: 2013-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshiyuki Nagayasu. Retrieved from https://idiyas.com/inventor/yoshiyuki-nagayasu

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

USPTO Granted Patents = 14 

% Patents Active = 57.1

 

Average Co-Inventor Count = 3.1

ph-index = 2

Forward Citations = 26(Granted Patents)


Company Filing History:


Years Active: 2013-2018

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14 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Yoshiyuki Nagayasu

Introduction

Yoshiyuki Nagayasu is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of chemical engineering, particularly in the development of methods for producing high-quality lubricant oils and catalysts for hydrocarbon synthesis. With a total of 14 patents to his name, Nagayasu's work has had a substantial impact on the industry.

Latest Patents

One of his latest patents is a method for producing a base oil for lubricant oils. This method involves a multi-step process that includes hydrocracking a stock oil with a high content of heavy matter, fractionating the hydrocracked oil, and isomerization dewaxing the base oil fraction. Another notable patent is related to a Fischer-Tropsch synthesis catalyst, which contains metallic cobalt and/or cobalt oxide supported on a silica carrier. This catalyst is designed to enhance the efficiency of hydrocarbon manufacturing processes.

Career Highlights

Throughout his career, Nagayasu has worked with notable companies such as JX Nippon Oil & Energy Corporation and Japan Oil, Gas and Metals National Corporation. His experience in these organizations has allowed him to refine his expertise and contribute to innovative solutions in the energy sector.

Collaborations

Nagayasu has collaborated with esteemed colleagues, including Kazuaki Hayasaka and Hideki Ono. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in their respective fields.

Conclusion

Yoshiyuki Nagayasu's contributions to the field of chemical engineering and his innovative patents demonstrate his commitment to advancing technology in lubricant oil production and hydrocarbon synthesis. His work continues to influence the industry and inspire future innovations.

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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