Yamatokoriyama, Japan

Isamu Karasuno

This inventor holds 2 USPTO granted patents. Top assignee: Sumitomo Metal Industries, Inc.. Active years: 1984.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Isamu Karasuno. Retrieved from https://idiyas.com/inventor/isamu-karasuno

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 2

Forward Citations = 12(Granted Patents)


Location History:

  • Yamato-Koriyama, JP (1984)
  • Yamato-Kooriyama, JP (1984)

Company Filing History:


Years Active: 1984

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2 patents (USPTO):Explore Patents

Title: Isamu Karasuno: Innovator in Alloy Steel Powder Production

Introduction

Isamu Karasuno is a notable inventor based in Yamatokoriyama, Japan. He has made significant contributions to the field of materials science, particularly in the production of alloy steel powders. With a total of 2 patents to his name, his work has implications for various industrial applications.

Latest Patents

Karasuno's latest patents include a process for producing alloy steel powder and an oil-atomized low-alloy steel powder. The first patent details a method for creating low-oxygen, low-carbon alloy steel powder. This process involves preparing molten steel with easily oxidizable elements, atomizing it with a non-oxidizing medium, and decarburizing the resulting powder in a controlled atmosphere. The second patent focuses on an oil-atomized low-alloy steel powder that boasts improved compressibility, compactibility, and hardenability. The chemical composition of this steel powder is carefully defined to enhance its performance in various applications.

Career Highlights

Karasuno is currently associated with Sumitomo Metal Industries, Inc., where he continues to innovate in the field of steel production. His expertise in alloy steel has positioned him as a key figure in the industry, contributing to advancements that benefit manufacturing processes.

Collaborations

Throughout his career, Karasuno has collaborated with esteemed colleagues such as Toshihiko Kubo and Minoru Ichidate. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Isamu Karasuno's contributions to the field of alloy steel powder production highlight his role as an influential inventor. His patents reflect a commitment to advancing materials science, and his work continues to impact the industry positively.

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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