Himeji, Japan

Tatsuro Kuwabara

This inventor holds 2 USPTO granted patents. Top assignee: Nippon Steel Corporation. Active years: 1982-1990.

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

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 = 5.0

ph-index = 2

Forward Citations = 5(Granted Patents)


Location History:

  • Oita, JP (1982)
  • Himeji, JP (1990)

Company Filing History:


Years Active: 1982-1990

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2 patents (USPTO):Explore Patents

Title: Innovations of Tatsuro Kuwabara

Introduction

Tatsuro Kuwabara is a notable inventor based in Himeji, Japan. He has made significant contributions to the field of metallurgy, particularly in the processes of melting and refining iron and steel. With a total of 2 patents, his work has had a considerable impact on industrial practices.

Latest Patents

Kuwabara's latest patents include a method of melting cold material, specifically iron, which allows for the simultaneous production of low phosphorous and high carbon molten iron. This innovative method involves preparing a converter equipped with a lance for top-blowing oxygen and a bottom-blowing triple pipe nozzle. The process ensures that the cold material is melted efficiently while maintaining the desired chemical properties of the molten iron. Another significant patent is focused on the refining of molten pig iron and steel through continuous oxygen blowing, which allows for precise control of carbon content and further refining processes.

Career Highlights

Kuwabara is currently associated with Nippon Steel Corporation, a leading company in the steel industry. His work has contributed to advancements in steel production techniques, enhancing both efficiency and product quality. His expertise in metallurgy has positioned him as a key figure in the field.

Collaborations

Throughout his career, Kuwabara has collaborated with esteemed colleagues such as Kazushige Umezawa and Tetsuya Oh-hara. These partnerships have fostered innovation and have led to the development of new methodologies in steel production.

Conclusion

Tatsuro Kuwabara's contributions to the field of metallurgy through his patents and collaborations have significantly advanced the processes of melting and refining iron and steel. His work continues to influence the industry and showcases the importance of innovation in manufacturing practices.

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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