Chiba, Japan

Toshio Irie

This inventor holds 28 USPTO granted patents, primarily in Steel Sheet Manufacturing. Top assignees: Kawasaki Steel Corporation, Kawatetsu Galvanizing Co., Ltd.. Active years: 1976-1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Irie. Retrieved from https://idiyas.com/inventor/toshio-irie

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 = 3.9

ph-index = 9

Forward Citations = 217(Granted Patents)


Location History:

  • Kobe, JA (1976)
  • Chiba, JA (1977)
  • Chiba, JP (1980 - 1998)

Company Filing History:


Years Active: 1976-1998

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Areas of Expertise:
Corrosion-Resistant Steel
Thin Steel Sheet
High Strength
Electroplated Steel
Surface Treatment
Formability
Welding Adaptation
Baking Hardenability
Tin-Free Steel
Cold Rolled Steel
Dual Phase Steel
High Tensile Strength
28 patents (USPTO):Explore Patents

Title: The Innovations of Toshio Irie in Steel Production

Introduction

Toshio Irie, an esteemed inventor based in Chiba, Japan, has made significant contributions to the field of steel production through his innovative methods. With an impressive portfolio showcasing 28 patents, Irie has pioneered advancements that address longstanding challenges within the industry, particularly for automotive applications.

Latest Patents

Among his latest innovations, Toshio Irie has developed a noteworthy patent related to the production of steel sheets coated with a fluororesin film. This invention focuses on producing cold rolled steel sheets that exhibit superior ageing resistance and reduced anisotropy, making them ideal for deep drawing applications. By formulating a steel sheet with a carefully controlled composition, the invention enables a continuous annealing process at temperatures ranging between 700-950 degrees Celsius. The result is a high-quality thin steel sheet suitable for pressing into automotive exterior plates, effectively solving durability issues previously faced by manufacturers.

Career Highlights

Throughout his career, Toshio Irie has collaborated with renowned companies in the steel industry. Notably, he has worked for Kawasaki Steel Corporation and Kawatetsu Galvanizing Co., Ltd., esteemed organizations that have provided a platform for his innovative research and development. His ongoing dedication to enhancing steel production methods has garnered respect within the industry, contributing to advancements beneficial to automotive manufacturing.

Collaborations

Toshio Irie's work has not gone unnoticed, with notable collaborations alongside fellow experts in the field. He has partnered with skilled professionals such as Susumu Sato and Osamu Hashimoto, collectively driving innovative solutions in steel production. Their teamwork underscores the importance of collaborative efforts in achieving breakthroughs that address industry challenges.

Conclusion

Toshio Irie's contributions to the steel manufacturing industry exemplify the spirit of innovation and creativity. With a focus on improving material properties for specific applications, his patents continue to inspire advancements in the field. As technology evolves, Irie's work will remain a significant reference point for future innovations in steel production.

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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