Tokyo, Japan

Takumi Koyama

This inventor holds 6 USPTO granted patents and 3 published patent applications and 3 EPO patents. Top assignee: Jfe Steel Corporation. Active years: 2021-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takumi Koyama. Retrieved from https://idiyas.com/inventor/takumi-koyama

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

USPTO Granted Patents = 6 

% Patents Active = 83.3

 

Average Co-Inventor Count = 5.5

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2021-2026

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6 patents (USPTO):Explore Patents

Title: Innovations of Takumi Koyama

Introduction

Takumi Koyama is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of engineering, particularly in the development of advanced manufacturing techniques. With a total of five patents to his name, Koyama's work focuses on enhancing the quality and efficiency of metal coating processes.

Latest Patents

Koyama's latest patents include a gas wiping nozzle and a method for manufacturing hot-dip metal coated metal strips. The gas wiping nozzle is designed to maintain a gap in the width direction over the length direction in high-temperature atmospheres. It consists of a first and a second nozzle member, each divided along the length direction of a slit into multiple nozzle members. The dimensions of these nozzle members are carefully engineered to ensure optimal performance. Additionally, his method for producing hot-dip metal coated steel strips aims to produce high-quality strips by effectively suppressing edge overcoating. This method involves spraying gas from a pair of gas wiping nozzles onto a steel strip while it is pulled up from a molten metal bath.

Career Highlights

Koyama is currently employed at JFE Steel Corporation, where he continues to innovate and improve manufacturing processes. His work has been instrumental in advancing the technology used in metal coating, contributing to the overall efficiency and quality of production.

Collaborations

Throughout his career, Koyama has collaborated with notable colleagues, including Hideyuki Takahashi and Yu Terasaki. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Takumi Koyama's contributions to the field of engineering and manufacturing are noteworthy. His innovative patents and collaborative efforts have significantly impacted the industry, showcasing his dedication to advancing technology.

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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