Tokyo, Japan

Hiroshi Imagawa

This inventor holds 2 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent. Top assignees: Nippon Steel Corporation, Nippon Steel Sumitomo Metal Corporation. Active years: 2005-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Imagawa. Retrieved from https://idiyas.com/inventor/hiroshi-imagawa-fo21ccdk

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



 

Average Co-Inventor Count = 4.8

ph-index = 1

Forward Citations = 24(Granted Patents)


Location History:

  • Kitakyushu, JP (2005)
  • Tokyo, JP (2017)

Company Filing History:


Years Active: 2005-2017

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2 patents (USPTO):Explore Patents

Title: Innovations by Inventor Hiroshi Imagawa

Introduction

Hiroshi Imagawa is a prominent inventor based in Tokyo, Japan. With a portfolio of two patents, he has made significant contributions to the field of refractory materials and furnace technology. His innovative approaches have garnered attention in various industries, particularly in metallurgy.

Latest Patents

Imagawa's latest patents include a unique furnace design and a refractory installation method. The first patent describes a furnace featuring a cylindrical body with a steel shell on its inner surface, lined with a series of refractory blocks. Each refractory block is designed with a hexagonal shape, providing optimal placement along the radial and circumferential directions to form a honeycomb structure, enhancing insulation and durability. The second patent focuses on a highly endurable fire-resistant heat insulating material. This innovation offers excellent resistance to heat, slag, molten iron, wear, and mechanical impacts, characterized by an inorganic heat insulating fiber layer coated with a fire-resistant ceramic substance.

Career Highlights

Hiroshi Imagawa has an impressive career at renowned organizations, including Nippon Steel Corporation and Nippon Steel & Sumitomo Metal Corporation. His experience in these leading companies has undoubtedly played a crucial role in shaping his innovative ideas and patents.

Collaborations

Throughout his career, Imagawa has collaborated with esteemed colleagues such as Taijiro Matsui and Tsuneo Kayama. These partnerships have allowed for the exchange of ideas and fostered an environment conducive to innovation.

Conclusion

Hiroshi Imagawa's contributions to the fields of furnace technology and refractory materials underline his status as a notable inventor. His recent patents showcase his dedication to advancing technology and improving industrial processes, making him a valuable figure in the engineering community.

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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