Kanagawa, Japan

Hajime Kawaguchi

This inventor holds 5 USPTO granted patents. Top assignees: Ebara Corporation, Mitsubishi Chemical Corporation. Active years: 1989-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Kawaguchi. Retrieved from https://idiyas.com/inventor/hajime-kawaguchi-39aix63y

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 5.7

ph-index = 5

Forward Citations = 106(Granted Patents)


Location History:

  • Kanagawa, JP (1989 - 1992)
  • Tokyo, JP (2000)

Company Filing History:


Years Active: 1989-2000

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5 patents (USPTO):Explore Patents

Title: The Innovations of Hajime Kawaguchi

Introduction

Hajime Kawaguchi is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of environmental technology, particularly in the treatment of combustion exhaust gases. With a total of 5 patents to his name, Kawaguchi's work reflects a commitment to improving air quality and enhancing thermal efficiency in industrial processes.

Latest Patents

One of his latest patents is a method and apparatus for treating combustion exhaust gases. This innovative method involves lowering the temperature of exhaust gases from a waste burning facility to between 180-230 degrees Celsius. The exhaust gas is then processed through a series of units, including a dry dust collector and a dioxin and NOx removing unit that utilizes a vanadium oxide-based catalyst. This approach not only ensures high thermal efficiency but also effectively removes harmful pollutants such as dioxins and nitrogen oxides. The system is designed to be simple yet efficient, showcasing Kawaguchi's ingenuity in environmental engineering.

Career Highlights

Throughout his career, Hajime Kawaguchi has worked with prominent companies such as Ebara Corporation and Mitsubishi Chemical Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to advancements in environmental technology.

Collaborations

Kawaguchi has collaborated with several talented individuals in his field, including Takahiro Ohshita and Tsutomu Higo. These collaborations have fostered a creative environment that has led to the development of effective solutions for environmental challenges.

Conclusion

Hajime Kawaguchi's contributions to the field of environmental technology are commendable. His innovative methods for treating combustion exhaust gases demonstrate his dedication to improving air quality and promoting sustainability. Through his patents and collaborations, Kawaguchi continues to make a significant impact in his field.

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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