Tokyo, Japan

Kenichiro Eguchi

This inventor holds 23 USPTO granted patents and 1 published patent application, plus 2 CIPO patents and 13 EPO patents, primarily in Stainless Steel Pipes. Top assignee: Jfe Steel Corporation. Active years: 2016-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenichiro Eguchi. Retrieved from https://idiyas.com/inventor/kenichiro-eguchi

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

Calculating rank
USPTO Granted Patents = 23 

% Patents Active = 87.0


 

Average Co-Inventor Count = 2.9

ph-index = 3

Forward Citations = 35(Granted Patents)


Location History:

  • Handa, JP (2017)
  • Aichi, JP (2016 - 2018)
  • Chita, JP (2018 - 2019)
  • Tokyo, JP (2018 - 2023)

Company Filing History:


Years Active: 2016-2026

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Areas of Expertise:
High-Strength Stainless Steel
Seamless Pipe
Duplex Stainless Steel
Corrosion Resistance
Oil Country Tubular Goods
Sulfide Stress Cracking
Manufacturing Method
Thick-Walled Pipe
Dual-Phase Stainless Steel
Oil Well Use
23 patents (USPTO):Explore Patents

Title: **Innovations by Kenichiro Eguchi: Pioneering Duplex Stainless Steel Technologies**

Introduction

Kenichiro Eguchi, a notable inventor based in Tokyo, Japan, has made significant contributions to the field of materials science, particularly in the development of duplex stainless steel. With an impressive portfolio of 19 patents, he stands out as a prominent figure in the innovation landscape, particularly within the iron and steel industry.

Latest Patents

Among his latest innovations are two pivotal patents: "Duplex Stainless Steel and Method for Manufacturing Same" and "Duplex Stainless Steel Pipe". These inventions aim to provide enhanced duplex stainless steel with specific compositional characteristics that ensure remarkable mechanical properties and corrosion resistance. The duplex stainless steel developed by Eguchi possesses a microstructure that includes both austenitic and ferritic phases, achieving a yield strength of 655 MPa or more and an absorption energy of 40 J or more at a test temperature of −10° C.

Career Highlights

Throughout his career, Kenichiro Eguchi has been associated with JFE Steel Corporation, a leading company in the steel industry. His work has focused on advancements that contribute to the resilience and efficiency of stainless steel products, further establishing the company’s reputation as an innovator in material technology.

Collaborations

Eguchi's innovative journey includes collaborations with esteemed colleagues Yasuhide Ishiguro and Masao Yuga. Together, they have worked on various projects aimed at improving the properties of duplex stainless steel, contributing to the development of materials that resist corrosion and mechanical stress.

Conclusion

Kenichiro Eguchi’s ongoing efforts in the field of duplex stainless steel have not only resulted in numerous patents but have also significantly impacted the materials used in various industries today. His innovations continue to foster advancements that enhance the durability and functionality of steel products, providing solutions that meet the challenges of modern 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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