Kitakyushu, Japan

Susumu Mizunuma

This inventor holds 2 USPTO granted patents. Top assignees: Nippon Steel Corporation, Other. Active years: 1977-1978.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Susumu Mizunuma. Retrieved from https://idiyas.com/inventor/susumu-mizunuma

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 = 4.4

ph-index = 2

Forward Citations = 17(Granted Patents)


Company Filing History:

goldMedal2 out of 3,721 
 
Nippon Steel Corporation
 patents
silverMedal1 out of 834,570 
Other
 patents
where one patent can have more than one assignee

Years Active: 1977-1978

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2 patents (USPTO):Explore Patents

Title: The Innovative Contributions of Susumu Mizunuma

Introduction

Susumu Mizunuma is a notable inventor based in Kitakyushu, Japan. He has made significant contributions to the field of metal processing, particularly in the development of advanced extrusion techniques. With a total of 2 patents to his name, Mizunuma's work has had a lasting impact on the manufacturing industry.

Latest Patents

Mizunuma's latest patents include a "Metal extrusion process with high reduction" and a "Method of producing seamless steel tube." The metal extrusion process involves extruding a metal blank from a container through an opening formed by multiple work rolls. This innovative method allows for the production of metal products with desired cross-sections and adjustable corner radii in a single pass. The seamless steel tube production method focuses on maintaining uniform wall thickness while piercing and rolling a workpiece, resulting in high-quality seamless tubes.

Career Highlights

Throughout his career, Mizunuma has worked with prominent companies, including Nippon Steel Corporation. His expertise in metal processing has positioned him as a key figure in the industry, contributing to advancements in manufacturing techniques.

Collaborations

Mizunuma has collaborated with notable colleagues such as Samon Yanagimoto and Minoru Kawaharada. These partnerships have further enhanced his innovative capabilities and have led to the development of groundbreaking technologies in metal processing.

Conclusion

Susumu Mizunuma's contributions to the field of metal processing through his patents and collaborations highlight his role as an influential inventor. His work continues to inspire advancements in manufacturing techniques and 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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