Tokyo, Japan

Eiji Nagatomi

This inventor holds 6 USPTO granted patents and 5 published patent applications and 8 EPO patents. Top assignee: Shell Oil Comapny. Active years: 2012-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Nagatomi. Retrieved from https://idiyas.com/inventor/eiji-nagatomi

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

USPTO Granted Patents = 6 

 

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2012-2014

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6 patents (USPTO):Explore Patents

Title: Eiji Nagatomi: Innovator in Anti-Wear Technology

Introduction

Eiji Nagatomi is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of lubricants and anti-wear agents. With a total of 6 patents to his name, Nagatomi's work has had a considerable impact on industrial applications.

Latest Patents

Nagatomi's latest patents include an innovative anti-wear agent and lubricating composition that boasts superior anti-wear properties. This invention provides an anti-wear compound selected from phosphorus compounds, represented by a specific general formula, or metal salts thereof. Additionally, he has developed organic molybdenum compounds and lubricating compositions that utilize dicyclopentadienyl molybdenum crosslinked complexes. These complexes serve as friction modifiers in lubricating compositions, enhancing their performance.

Career Highlights

Throughout his career, Eiji Nagatomi has worked with notable companies such as Shell Oil Company and Shell Internationale Research Maatschappij B.V. His experience in these organizations has allowed him to refine his expertise in lubrication technology and anti-wear solutions.

Collaborations

Nagatomi has collaborated with esteemed colleagues, including Yoshihiko Aihara and Noriaki Shinoda. These partnerships have contributed to the advancement of his research and the development of innovative solutions in his field.

Conclusion

Eiji Nagatomi's contributions to anti-wear technology and lubricants have established him as a key figure in his industry. His patents reflect a commitment to innovation and excellence in engineering.

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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