Yokohama, Japan

Shoji Iida

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Petrochemicals Company, Limited. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shoji Iida. Retrieved from https://idiyas.com/inventor/shoji-iida-mapxl4qg

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: 1991

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Shoji Iida

Introduction

Shoji Iida is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the production of low molecular weight polymers. His innovative methods have implications for various industrial applications.

Latest Patents

Iida holds a patent for a method for continuously producing a liquid low molecular weight polymer of conjugated diolefin. This method involves continuously polymerizing or copolymerizing conjugated diolefin in an inert hydrocarbon solvent at temperatures ranging from 40°C to 70°C. The process is characterized by maintaining the quantity of dissolved oxygen in the reaction system at 1 ppm or below, utilizing a polymerization catalyst of an organic sodium compound, and employing a chain transfer agent of an alkylaryl compound. This patent showcases his expertise in enhancing polymer production efficiency.

Career Highlights

Shoji Iida is associated with Nippon Petrochemicals Company, Limited, where he has applied his knowledge and skills in polymer chemistry. His work has contributed to advancements in the production processes within the petrochemical industry.

Collaborations

Iida has collaborated with notable colleagues such as Kazuo Miyazaki and Nobuyuki Takizawa. These partnerships have fostered innovation and development in their respective fields.

Conclusion

Shoji Iida's contributions to polymer chemistry and his innovative patent demonstrate his significant role in advancing industrial processes. His work continues to influence the field 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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