Daito, Japan

Hiromi Toda

This inventor holds 3 USPTO granted patents. Top assignee: Arakawa Rinsan Kagaku Kogyo Kabushiki Kaisha. Active years: 1976-1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiromi Toda. Retrieved from https://idiyas.com/inventor/hiromi-toda

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 = 4.1

ph-index = 3

Forward Citations = 31(Granted Patents)


Company Filing History:


Years Active: 1976-1977

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3 patents (USPTO):Explore Patents

Title: Hiromi Toda: Innovator in Cationic Amino Resins

Introduction

Hiromi Toda is a notable inventor based in Daito, Japan. She has made significant contributions to the field of polymer chemistry, particularly in the development of novel cationic amino resins. With a total of 3 patents to her name, her work has implications for various industrial applications.

Latest Patents

One of her latest patents is focused on "Novel cationic amino resins and processes for producing the same." This invention involves cationic amino resins characterized by a weight average molecular weight of at least 400 and an amine value ranging from 20 to 700. The process includes thermal polymerization of an alicyclic conjugated polyene compound and an ethylenically unsaturated amino compound at temperatures between 170 to 300 degrees Celsius. Another significant patent is for a "Treating agent useful for fibrous materials and preparation thereof." This involves the reaction of an amide-containing polymer with polyalkyleneimine in an aqueous medium to create a water-soluble cationic resin, which is beneficial for treating fibrous materials.

Career Highlights

Hiromi Toda is currently employed at Arakawa Rinsan Kagaku Kogyo Kabushiki Kaisha, where she continues to innovate in her field. Her work has not only advanced the understanding of cationic resins but has also provided practical solutions for industries that rely on fibrous materials.

Collaborations

Throughout her career, Hiromi has collaborated with esteemed colleagues such as Kametaro Kunimori and Junji Ariyoshi. These partnerships have further enriched her research and development efforts.

Conclusion

Hiromi Toda's contributions to the field of polymer chemistry, particularly in cationic amino resins, highlight her innovative spirit and dedication to advancing technology. Her patents reflect a commitment to improving industrial processes and materials.

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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