Tokyo, Japan

Tomiyasu Hirachi

This inventor holds 1 USPTO granted patent. Top assignees: Kashima Engineering Co., Ltd., Softard Industries Co., Ltd.. Active years: 1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomiyasu Hirachi. Retrieved from https://idiyas.com/inventor/tomiyasu-hirachi

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 = 4.0

ph-index = 1

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1990

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1 patent (USPTO):Explore Patents

Title: Tomiyasu Hirachi: Innovator in Catalyst Unloading Methods

Introduction

Tomiyasu Hirachi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of chemical engineering, particularly in the area of catalyst unloading methods. His innovative approach has garnered attention within the industry.

Latest Patents

Hirachi holds a patent for a "Method of unloading catalyst." This invention relates to a method of unloading a catalyst from a reactor filled with a mixed liquid of condensed ring aromatic hydrocarbons and gas oil. The process involves wetting the catalyst to form a film coating before unloading it from the reactor. This method enhances the efficiency of catalyst unloading, making it a valuable advancement in chemical processing.

Career Highlights

Throughout his career, Hirachi has worked with prominent companies such as Kashima Engineering Co., Ltd. and Softard Industries Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various projects in the field of engineering.

Collaborations

Hirachi has collaborated with esteemed colleagues, including Toyoo Kaijima and Katsuhiko Kawakami. These partnerships have fostered innovation and have been instrumental in the development of new technologies in their respective fields.

Conclusion

Tomiyasu Hirachi's contributions to the field of catalyst unloading methods exemplify his innovative spirit and dedication to engineering. His patent and collaborations highlight his impact on the industry, making him a noteworthy figure in the realm of chemical engineering.

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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