Koriyama, Japan

Hiroshi Igarashi

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Peroxide Co., Ltd.. Active years: 1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Igarashi. Retrieved from https://idiyas.com/inventor/hiroshi-igarashi-zty471wp

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 = 3.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 1993

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1 patent (USPTO):Explore Patents

Title: Hiroshi Igarashi: Innovator in Olefin Oxide Production

Introduction

Hiroshi Igarashi is a notable inventor based in Koriyama, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production of olefin oxides. His innovative methods have enhanced the efficiency and selectivity of chemical reactions.

Latest Patents

Hiroshi Igarashi holds a patent for a method of producing olefin oxide. This method involves the epoxidization of an alpha-olefin with 6 to 30 carbon atoms in an aqueous solution containing hydrogen peroxide, acetic acid, and an acid catalyst, such as sulfuric acid. The process is designed to maintain a pH level of 0 to 1, which enhances reaction selectivity. The resultant product is collected efficiently, showcasing Igarashi's expertise in chemical processes. He has 1 patent to his name.

Career Highlights

Igarashi is associated with Nippon Peroxide Co., Ltd., where he has applied his innovative techniques in a professional setting. His work has contributed to advancements in the production of olefin oxides, making significant impacts in the chemical industry.

Collaborations

Throughout his career, Igarashi has collaborated with esteemed colleagues, including Ryuichi Kayama and Toshio Suzuki. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Hiroshi Igarashi is a prominent figure in the field of chemical engineering, known for his innovative methods in olefin oxide production. His contributions continue to influence the industry, and his work exemplifies the spirit of innovation in chemical 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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