Yokohama, Japan

Yohko Kataoka

This inventor holds 2 USPTO granted patents. Top assignee: Showa Denko K.k.. Active years: 1990-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yohko Kataoka. Retrieved from https://idiyas.com/inventor/yohko-kataoka

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 = 4.0

ph-index = 1

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 1990-1991

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2 patents (USPTO):Explore Patents

Title: Yohko Kataoka: Innovator in Heat-Sensitive Recording Materials

Introduction

Yohko Kataoka is a prominent inventor based in Yokohama, Japan. She has made significant contributions to the field of heat-sensitive recording materials, holding a total of 2 patents. Her innovative work has enhanced the performance and efficiency of these materials, making her a notable figure in her industry.

Latest Patents

Kataoka's latest patents focus on the development of additives for heat-sensitive recording materials. One of her key inventions involves a hydantoin compound that increases the sensitivity of the color developing reaction in heat-sensitive recording materials. This compound enhances the high-speed recording properties without compromising the whiteness of the material. The heat-sensitive recording material containing this hydantoin compound is considered novel in the art. Another patent involves 3-substituted hydantoins, which similarly improve the sensitivity and recording speed while maintaining the material's whiteness.

Career Highlights

Yohko Kataoka is currently employed at Showa Denko K.K., where she continues to innovate and develop new materials. Her work has been instrumental in advancing the technology behind heat-sensitive recording materials, making her a valuable asset to her company and the industry.

Collaborations

Kataoka has collaborated with notable coworkers, including Akihiro Ohtsubo and Kouhei Morikawa. These partnerships have contributed to her success and the advancement of her research.

Conclusion

Yohko Kataoka's contributions to the field of heat-sensitive recording materials demonstrate her innovative spirit and dedication to advancing technology. Her patents reflect her commitment to enhancing material performance, solidifying her reputation as a leading inventor in her field.

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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