Osaka, Japan

Sayaka Sakurai

This inventor holds 7 USPTO granted patents and 6 published patent applications and 1 EPO patent. Top assignee: Sumitomo Chemical Company, Limited. Active years: 2019-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sayaka Sakurai. Retrieved from https://idiyas.com/inventor/sayaka-sakurai

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

USPTO Granted Patents = 7 

% Patents Active = 85.7

 

Average Co-Inventor Count = 2.8

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2019-2025

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7 patents (USPTO):Explore Patents

Title: **Innovative Contributions of Sayaka Sakurai**

Introduction

Sayaka Sakurai is a prominent inventor based in Osaka, Japan, recognized for her significant contributions to the field of coating technologies. With a total of six patents to her name, she has demonstrated exceptional ingenuity and commitment to innovation.

Latest Patents

Among her latest inventions are a fluorine-containing coating film and a water- and oil-repellent coating composition. The primary aim of her invention is to create a coating film that not only ensures satisfactory sliding properties but also offers excellent water- and oil-repellent characteristics alongside wear resistance, evaluated through a static contact angle. The fluorine-containing coating film features a root mean square roughness of less than 3.5 nm and incorporates a perfluoropolyether structure. Furthermore, it is designed with a polysiloxane backbone, with a fluoroalkyl group bonded directly to a silicon atom. The resulting coating film exhibits impressive sliding angles and speeds for water droplets, enhancing its practical usability. The associated coating composition aims to achieve simultaneous water repellency, heat resistance, and light resistance, employing a combination of an organosilicon compound with trialkylsilyl groups and a metal compound.

Career Highlights

Sayaka Sakurai's work at Sumitomo Chemical Company, Limited, has placed her at the forefront of innovation in coating technologies. Her dedication has led to the practical application of her inventions, transforming how various industries utilize advanced surfacing solutions.

Collaborations

Throughout her career, she has collaborated with notable colleagues, including Yasuharu Shimazaki and Tomonori Miyamoto. These partnerships have fostered a creative environment that enhances her innovative efforts and contributes to the advancement of technology within her field.

Conclusion

Sayaka Sakurai's inventive spirit and groundbreaking patents underscore her vital role in the coatings industry. Her contributions not only improve product performance but also pave the way for future innovations in material sciences. Her work exemplifies the essence of creativity and practical application, making her a valuable asset to the scientific community.

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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