Tokyo, Japan

Shoji Hirakawa

This inventor holds 3 USPTO granted patents, plus 1 CIPO patent. Top assignees: Agency of Industrial Science and Technology, Jeol Ltd., Toyonobu Yoshida. Active years: 1991-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shoji Hirakawa. Retrieved from https://idiyas.com/inventor/shoji-hirakawa

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 = 12.0

ph-index = 3

Forward Citations = 51(Granted Patents)


Company Filing History:


Years Active: 1991-1994

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3 patents (USPTO):Explore Patents

Title: Shoji Hirakawa: Innovator in Plasma Technology

Introduction

Shoji Hirakawa is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of plasma technology, particularly in the decomposition of halogenated organic compounds. With a total of 3 patents to his name, Hirakawa's work is recognized for its innovative approach to environmental challenges.

Latest Patents

Hirakawa's latest patents focus on an apparatus for decomposing halogenated organic compounds. In this process, a halogenated organic compound is introduced into a plasma state, where substances become highly reactive. This allows for the rapid decomposition of chemical substances that are typically resistant to breakdown. Specifically, at temperatures exceeding 10,000 degrees Celsius, most molecules dissociate into atoms. Additionally, a reactive substance, such as water, is introduced into the plasma alongside the halogenated organic compound. This reaction prevents the decomposed organic compound from reverting to its original state, showcasing the effectiveness of Hirakawa's innovative technology.

Career Highlights

Throughout his career, Shoji Hirakawa has worked with esteemed organizations such as the Agency of Industrial Science and Technology and Jeol Ltd. His experience in these institutions has contributed to his expertise in plasma technology and environmental solutions.

Collaborations

Hirakawa has collaborated with notable colleagues, including Koichi Mizuno and Takeshige Wakabayashi. These partnerships have further enhanced his research and development efforts in the field.

Conclusion

Shoji Hirakawa's contributions to plasma technology and environmental science are significant. His innovative patents and collaborations reflect his commitment to addressing complex challenges in chemical decomposition. His work continues to inspire advancements in the 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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