Kitakyushu, Japan

Yoshio Kawashima

This inventor holds 4 USPTO granted patents. Top assignees: Sumitomo Metal Industries, Inc., Sumitomo Heavy Industries, Ltd.. Active years: 1988-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yoshio Kawashima. Retrieved from https://idiyas.com/inventor/yoshio-kawashima-jiaghkai

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 = 8.6

ph-index = 2

Forward Citations = 11(Granted Patents)


Location History:

  • Kitakyushu, JP (1988 - 1989)
  • Kitakyusyu, JP (1989)

Company Filing History:


Years Active: 1988-1989

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4 patents (USPTO):Explore Patents

Title: The Innovations of Yoshio Kawashima

Introduction

Yoshio Kawashima is a notable inventor based in Kitakyushu, Japan. He has made significant contributions to the field of materials engineering, particularly in the treatment of rolled wire rods. With a total of 4 patents to his name, Kawashima's work has had a lasting impact on the industry.

Latest Patents

Kawashima's latest patents include a process for direct softening heat treatment of rolled wire rods. This innovative method comprises specific steps designed to enhance the quality and performance of wire rods. His work in this area demonstrates a commitment to advancing manufacturing techniques and improving material properties.

Career Highlights

Throughout his career, Yoshio Kawashima has worked with prominent companies such as Sumitomo Metal Industries, Inc. and Sumitomo Heavy Industries, Ltd. His experience in these organizations has allowed him to develop and refine his inventions, contributing to the advancement of technology in the field.

Collaborations

Kawashima has collaborated with esteemed colleagues, including Masato Tomiku and Shunji Ogata. These partnerships have fostered a creative environment that has led to innovative solutions and advancements in their respective fields.

Conclusion

Yoshio Kawashima's contributions to the field of materials engineering are noteworthy. His patents and collaborations reflect a dedication to innovation and excellence in technology. His work continues to influence the industry and inspire future inventors.

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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