Kitakyushu, Japan

Sigeki Eguchi

This inventor holds 1 USPTO granted patent. Top assignees: Mitsui High-Tec Incorporated, Nippon Steel Corporation. Active years: 1986.

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

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


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1986

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1 patent (USPTO):Explore Patents

Title: Sigeki Eguchi: Innovator in Electric Machinery

Introduction

Sigeki Eguchi is a notable inventor based in Kitakyushu, Japan. He has made significant contributions to the field of electric machinery, particularly through his innovative methods in manufacturing processes. His work has been recognized for its efficiency and effectiveness in improving existing technologies.

Latest Patents

Eguchi holds a patent for a "Method for annealing a core blank used in electric machinery and devices." This invention addresses the stress relief in electrical steel sheet sections that occurs during the blanking process. The method enhances heating efficiency and reduces time compared to conventional resistance or gas-heating methods. It is characterized by the induction-heating of a core blank at a power input range of 0.5 to 3 kW/kg, which minimizes shape variation during the heating process.

Career Highlights

Throughout his career, Eguchi has worked with prominent companies such as Nippon Steel Corporation and Mitsui High-Tec Incorporated. His experience in these organizations has contributed to his expertise in the field of electric machinery and device manufacturing.

Collaborations

Some of his notable coworkers include Hiromichi Koshiishi and Hisahumi Sakamoto. Their collaboration has likely fostered an environment of innovation and shared knowledge in their respective projects.

Conclusion

Sigeki Eguchi's contributions to the field of electric machinery through his innovative patent demonstrate his commitment to advancing technology. His work continues to influence the industry and improve manufacturing processes.

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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