Tokyo, Japan

Haruo Yoshizumi

This inventor holds 1 USPTO granted patent. Top assignee: Kawasaki Kasei Chemicals Ltd.. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Haruo Yoshizumi. Retrieved from https://idiyas.com/inventor/haruo-yoshizumi

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 = 7.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: Haruo Yoshizumi: Innovator in Catalytic Processes

Introduction

Haruo Yoshizumi is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of chemical engineering, particularly in the development of catalysts for industrial processes. His innovative work has led to advancements in the production of valuable chemical compounds.

Latest Patents

Yoshizumi holds a patent for a catalyst used in the production of 1,4-naphthoquinone. This process involves oxidizing naphthalene with molecular oxygen in a vapor phase, utilizing a catalyst composed of a mixture of a carrier and fusible catalytic components, including vanadium oxide and alkali metal sulfate and pyrosulfate. The catalyst features a molded configuration with one or more through-holes, enhancing its efficiency in the chemical reaction.

Career Highlights

Throughout his career, Haruo Yoshizumi has been associated with Kawasaki Kasei Chemicals Ltd., where he has applied his expertise in catalysis to develop innovative solutions for the chemical industry. His work has not only contributed to the company's success but has also advanced the field of chemical production.

Collaborations

Yoshizumi has collaborated with esteemed colleagues, including Ryo Matsuura and Shigeyuki Yoshimura. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Haruo Yoshizumi's contributions to the field of catalysis exemplify the impact of innovative thinking in chemical engineering. His patent for the catalyst in producing 1,4-naphthoquinone showcases his commitment to advancing industrial processes. His work continues to influence the chemical industry and inspire future innovations.

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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