Tokyo, Japan

Tooru Kitagawa

This inventor holds 2 USPTO granted patents. Top assignee: Nkk Corporation. Active years: 1989-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tooru Kitagawa. Retrieved from https://idiyas.com/inventor/tooru-kitagawa-pz2h50fs

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 = 6.0

ph-index = 2

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1989-1990

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2 patents (USPTO):Explore Patents

Title: Tooru Kitagawa: Innovator in Continuous Casting Technology

Introduction

Tooru Kitagawa is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of continuous casting technology, particularly in the steel industry. With a total of 2 patents to his name, Kitagawa's work has been instrumental in improving the efficiency and effectiveness of steel production processes.

Latest Patents

One of Kitagawa's latest patents is an immersion nozzle for continuous casting of steel. This innovative design features an immersion nozzle body that includes a bore for introducing molten steel from a tundish into a continuous casting mold. The nozzle is equipped with two exit ports that are symmetrically located about the vertical center axis, allowing for optimal introduction of molten steel into the mold. Additionally, the design incorporates gas blow-in inlets that enhance the casting process by controlling the flow of gas within the nozzle. Another patent by Kitagawa also focuses on an immersion nozzle for continuous casting, emphasizing the importance of the bore's sectional areas and the relationship between the exit ports and the molten steel flow.

Career Highlights

Tooru Kitagawa has built a successful career at NKK Corporation, where he has been able to apply his innovative ideas to real-world applications. His expertise in continuous casting technology has positioned him as a key figure in the advancement of steel production methods.

Collaborations

Throughout his career, Kitagawa has collaborated with notable colleagues such as Toshio Teshima and Mikio Suzuki. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in the steel industry.

Conclusion

Tooru Kitagawa's contributions to continuous casting technology have made a lasting impact on the steel industry. His innovative patents and collaborative efforts continue to drive advancements in manufacturing 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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