Kitakyushu, Japan

Koji Tsuchihashi

This inventor holds 3 USPTO granted patents. Top assignees: Mitsubishi Chemical Industries Limited, Mitsubishi Kasei Corporation. Active years: 1985-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Tsuchihashi. Retrieved from https://idiyas.com/inventor/koji-tsuchihashi

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 = 4.3

ph-index = 2

Forward Citations = 12(Granted Patents)


Location History:

  • Fukuoka, JP (1985)
  • Kita-Kyushu, JP (1987 - 1990)

Company Filing History:


Years Active: 1985-1990

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3 patents (USPTO):Explore Patents

Title: Koji Tsuchihashi: Innovator in Coke Oven Technology

Introduction

Koji Tsuchihashi is a notable inventor based in Kitakyushu, Japan. He has made significant contributions to the field of coke oven technology, holding a total of 3 patents. His innovative methods have improved the efficiency and effectiveness of fuel control in coke ovens.

Latest Patents

Tsuchihashi's latest patents include a "Method of Controlling Fuel for a Coke Oven" and a "Method of Regulating Fuel Supply Rate for Heating a Coke Oven." The first patent describes a programmed heating method that changes the fuel supply rate during the coal carbonization process. This method significantly reduces the fuel supply rate from a large flow rate to a small flow rate or even zero when the coal center temperature is between 350°C and 700°C. The second patent focuses on regulating fuel supply by establishing a standard curve for ethylene or tar concentration based on operating conditions. This allows for precise control of the fuel supply rate to minimize discrepancies between measured and standard values.

Career Highlights

Throughout his career, Tsuchihashi has worked with prominent companies such as Mitsubishi Chemical Industries Limited and Mitsubishi Kasei Corporation. His experience in these organizations has contributed to his expertise in coke oven technology and fuel management.

Collaborations

Tsuchihashi has collaborated with notable coworkers, including Yoshio Yoshino and Yoshihiro Omae. Their collective efforts have advanced the field of coke oven technology and enhanced the efficiency of fuel usage.

Conclusion

Koji Tsuchihashi's innovative work in coke oven technology has led to significant advancements in fuel control methods. His contributions are vital for improving efficiency in industrial 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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