Himeji, Japan

Tatsuya Kai

This inventor holds 2 USPTO granted patents. Top assignee: Toshin Seiko Kabushiki Kaisha. Active years: 1978-1979.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tatsuya Kai. Retrieved from https://idiyas.com/inventor/tatsuya-kai

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 = 3.0

ph-index = 2

Forward Citations = 22(Granted Patents)


Location History:

  • Himeji, JA (1978)
  • Himeji, JP (1979)

Company Filing History:


Years Active: 1978-1979

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2 patents (USPTO):Explore Patents

Title: Tatsuya Kai - Innovator in Steelmaking Technology

Introduction

Tatsuya Kai is a notable inventor based in Himeji, Japan. He has made significant contributions to the field of steelmaking, holding a total of 2 patents. His innovative approaches have enhanced the efficiency and effectiveness of steel production processes.

Latest Patents

Tatsuya Kai's latest patents include a groundbreaking steelmaking process. This process involves melting a cold charge of steel scrap in an arc furnace equipped with special oxygen-fuel burners, which promote rapid melting. The interior of the furnace is maintained under negative pressure through a fume evacuation and filtration system. This design allows for the intake of secondary air from the atmosphere, thereby increasing burner combustion efficiency. Additionally, the arc furnace features water cooling devices, including a water-cooled ring, carbonaceous bricks, high-alumina ramming masses, and burner tiles strategically placed in the furnace wall and roof.

Another significant patent by Tatsuya Kai is a steelmaking apparatus that mirrors the innovative features of his steelmaking process. This apparatus also utilizes an arc furnace with special oxygen-fuel burners and incorporates advanced cooling technologies to enhance operational efficiency.

Career Highlights

Tatsuya Kai is associated with Toshin Seiko Kabushiki Kaisha, where he applies his expertise in steelmaking technology. His work has been instrumental in advancing the methods used in the industry, contributing to more efficient production techniques.

Collaborations

Tatsuya has collaborated with notable coworkers, including Isao Udo and Masahiro Kuwashiro. Their combined efforts have fostered innovation and development within their field.

Conclusion

Tatsuya Kai's contributions to steelmaking technology through his patents and collaborative efforts highlight his role as a key innovator in the industry. His work continues to influence the efficiency of steel production processes.

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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