Wakayama, Japan

Katsuhisa Inoue

This inventor holds 11 USPTO granted patents and 4 published patent applications and 4 EPO patents. Top assignees: Kao Corporation, Showa Denko K.k.. Active years: 1997-2018.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsuhisa Inoue. Retrieved from https://idiyas.com/inventor/katsuhisa-inoue

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 11 

% Patents Active = 54.5

 

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1997-2018

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11 patents (USPTO):Explore Patents

Title: Innovations of Katsuhisa Inoue

Introduction

Katsuhisa Inoue is a prominent inventor based in Wakayama, Japan. He has made significant contributions to the field of chemistry, particularly in the development of surfactants and quaternary ammonium salt compounds. With a total of 11 patents to his name, Inoue's work has had a considerable impact on various industries.

Latest Patents

Inoue's latest patents include a method for producing cationic surfactants. This innovative method ensures the production of high-quality cationic surfactants that are free from unpleasant odors and colors, while also exhibiting favorable storage stability. The production process involves several steps that enhance the quality of the final product. Another notable patent is for a novel quaternary ammonium salt compound. This compound excels in the atomization of pigment dispersions and offers excellent storage stability. The patent details a process for producing this compound, which includes reacting a halogenated alkyl ester with a polyamine compound.

Career Highlights

Throughout his career, Katsuhisa Inoue has worked with notable companies such as Kao Corporation and Showa Denko K.K. His experience in these organizations has allowed him to refine his expertise in chemical innovations and contribute to the advancement of surfactant technology.

Collaborations

Inoue has collaborated with several professionals in his field, including Takeshi Kaharu and Tohru Katoh. These collaborations have fostered a creative environment that has led to the development of innovative solutions in chemistry.

Conclusion

Katsuhisa Inoue's contributions to the field of chemistry through his patents and collaborations highlight his role as a significant inventor. His work continues to influence the industry, showcasing the importance of innovation in developing new chemical products.

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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