Yokohama, Japan

Tetsuro Sakamoto

This inventor holds 3 USPTO granted patents and 2 published patent applications. Top assignee: Nippon Oil Company. Active years: 1992-1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tetsuro Sakamoto. Retrieved from https://idiyas.com/inventor/tetsuro-sakamoto

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 24(Granted Patents)


Company Filing History:


Years Active: 1992-1995

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3 patents (USPTO):Explore Patents

Title: Tetsuro Sakamoto: Innovator in Lubricants

Introduction

Tetsuro Sakamoto is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of lubricants, particularly for refrigerating machines. With a total of 3 patents to his name, Sakamoto's work has had a considerable impact on the industry.

Latest Patents

One of Sakamoto's latest patents is a lubricant for refrigerating machines. This lubricant comprises a polyoxyalkylene glycidyl ether, which is designed to maintain stability in the presence of FLON refrigerants. Another significant patent is for synthetic lubricating oils, which utilize carbonic acid esters as a base oil. These innovations demonstrate Sakamoto's commitment to enhancing the performance and reliability of lubricants in various applications.

Career Highlights

Sakamoto has built a successful career at Nippon Oil Company, where he has focused on developing advanced lubricating solutions. His expertise in chemical engineering and materials science has allowed him to create products that meet the evolving needs of the refrigeration industry.

Collaborations

Throughout his career, Sakamoto has collaborated with esteemed colleagues such as Hiroshi Hasegawa and Motoshi Sunami. These partnerships have fostered a creative environment that has led to innovative breakthroughs in lubricant technology.

Conclusion

Tetsuro Sakamoto is a distinguished inventor whose work in lubricants has significantly advanced the refrigeration industry. His patents reflect a deep understanding of chemical properties and practical applications. Sakamoto's contributions continue to influence the development of efficient and reliable lubricating solutions.

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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