Yokohama, Japan

Norimichi Ishii

This inventor holds 2 USPTO granted patents. Top assignee: Mitsui Toatsu Chemicals, Incorporated. Active years: 1977-1978.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Norimichi Ishii. Retrieved from https://idiyas.com/inventor/norimichi-ishii

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 = 4.4

ph-index = 2

Forward Citations = 17(Granted Patents)


Location History:

  • Yokohama, JA (1977)
  • Kawasaki, JA (1978)

Company Filing History:


Years Active: 1977-1978

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2 patents (USPTO):Explore Patents

Title: Norimichi Ishii: Innovator in Alcohol Production

Introduction

Norimichi Ishii is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of chemical engineering, particularly in the production of alcohols. With a total of 2 patents to his name, Ishii's work has had a meaningful impact on industrial processes.

Latest Patents

Ishii's latest patents focus on innovative methods for alcohol production. The first patent describes a process for the production of alcohols through the direct hydration of an olefin with water under liquid phase hydration conditions. This method utilizes a catalytic amount of a sulfonic acid catalyst represented by specific general formulae. The second patent outlines a process for preparing alcohols by hydrating lower olefins in liquid phase with an aqueous phosphoric acid solution. This solution contains a specific concentration of an oxyacid of chromium or a salt thereof, which facilitates the conversion to corresponding alcohols.

Career Highlights

Norimichi Ishii is currently employed at Mitsui Toatsu Chemicals, Incorporated, where he continues to develop and refine his innovative processes. His work at this esteemed company has allowed him to contribute to advancements in chemical production techniques.

Collaborations

Ishii has collaborated with several talented individuals in his field, including Muneaki Kanemaru and Toshiyuki Ichikawa. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of new technologies.

Conclusion

Norimichi Ishii's contributions to the field of alcohol production through his innovative patents highlight his expertise and dedication to advancing chemical engineering. His work continues to influence the industry and pave the way for 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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