Tsurugashima, Japan

Mitsuo Kuwabara

This inventor holds 27 USPTO granted patents, primarily in Material Processing. Top assignees: Honda Giken Kogyo Kabushiki Kaisha, Honda Motor Co., Ltd.. Active years: 1993-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mitsuo Kuwabara. Retrieved from https://idiyas.com/inventor/mitsuo-kuwabara

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

Calculating rank

% Patents Active = 77.8

Average Co-Inventor Count = 1.7

ph-index = 8

Forward Citations = 177(Granted Patents)


Location History:

  • Saitama-ken, JP (1998)
  • Sayama, JP (1993 - 2010)
  • Tsurugashima, JP (1999 - 2012)

Company Filing History:


Years Active: 1993-2012

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Areas of Expertise:
Die Reinforcing Method
Steel Material
Composite Material
Ceramics Powder
Molding Tool
Machining Tool
Functionally Gradient Material
Resistance Welding Electrode
Sintered Body
Surface Modification
Welding Gun Arm
Molded Ceramic Articles
27 patents (USPTO):Explore Patents

Title: Mitsuo Kuwabara: Innovator in Forging Die Technologies

Introduction

Mitsuo Kuwabara, based in Tsurugashima, Japan, is a celebrated inventor with an impressive portfolio of 27 patents. His work primarily focuses on enhancing the durability and performance of forging dies through innovative coating and treatment methods. As a pivotal figure in the field of metallurgy, Kuwabara's contributions are instrumental in advancing manufacturing technologies.

Latest Patents

Kuwabara's recent patents include a die reinforcing method and a die repairing method. The die reinforcing method involves applying a mixed powder layer to a cavity of a forging die made of an iron-base alloy. This mixed powder comprises a first element capable of forming a carbide, which enhances the die's hardness, and a second element with a lower melting point. The process utilizes the heat generated during forging to reflow the layered materials, diffusing the carbide throughout the die, thereby reinforcing it.

Another notable patent describes a method for preparing steel material, where raw steel is treated with a boron compound to form a coating film of hexagonal Boron Nitride (h-BN) on its surface. Subsequent nitriding introduces Boron and Nitrogen into the steel, creating a composite material that incorporates these elements in solid solution forms, significantly improving its mechanical properties.

Career Highlights

Mitsuo Kuwabara has had a notable career with his expertise being utilized in prominent companies such as Honda Giken Kogyo Kabushiki Kaisha and Honda Motor Co., Ltd. His work in these organizations has led to significant advancements in metalworking and manufacturing processes, particularly in the automotive industry.

Collaborations

Throughout his career, Kuwabara has collaborated with various talented individuals, including notable coworkers Teruaki Yoshida and Kiyoshi Ikegami. These collaborations have fostered a rich exchange of ideas and technological innovations, contributing to Kuwabara’s success as an inventor.

Conclusion

Mitsuo Kuwabara stands out as a significant contributor to the field of forging die technologies. His innovative methods and patents reflect a dedication to improving industrial processes and materials. As technology continues to evolve, the impact of his work will likely resonate within the industry for years to come.

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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