Okayama, Japan

Sayaka Shimizu

This inventor holds 13 USPTO granted patents and 3 published patent applications and 2 EPO patents. Top assignees: Kuraray Co., Ltd., Kuraray Co., Ltd.. Active years: 2024-2026.

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

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

USPTO Granted Patents = 13 

% Patents Active = 76.9

 

Average Co-Inventor Count = 3.1

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2024-2026

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13 patents (USPTO):Explore Patents

Title: Sayaka Shimizu: Innovator in Water-Soluble Film Technology

Introduction

Sayaka Shimizu is a prominent inventor based in Okayama, Japan. She has made significant contributions to the field of materials science, particularly in the development of water-soluble films. With a total of 13 patents to her name, her work has garnered attention for its innovative approaches and practical applications.

Latest Patents

Shimizu's latest patents focus on the creation of water-soluble films and methods for their manufacturing. One of her notable inventions provides a water-soluble film that minimizes deformation during storage while maintaining excellent solubility in water. This film is designed to suppress the occurrence of tears and other issues. The water-soluble film includes a polyvinyl alcohol resin, with specific crystalline and amorphous component ratios that enhance its performance. Another patent emphasizes the mechanical strength of the film, allowing it to package liquid detergents effectively while retaining its solubility.

Career Highlights

Shimizu is currently employed at Kuraray Co., Ltd., a company known for its innovative materials and chemicals. Her work at Kuraray has positioned her as a leader in the development of advanced packaging solutions. Her patents reflect her commitment to improving product functionality and sustainability.

Collaborations

Shimizu has collaborated with notable colleagues, including Minoru Okamoto and Osamu Kazeto. These partnerships have contributed to the advancement of her research and the successful development of her patented technologies.

Conclusion

Sayaka Shimizu's contributions to the field of water-soluble films demonstrate her innovative spirit and dedication to enhancing material properties. Her work continues to influence the packaging industry and showcases the importance of research and development in creating sustainable solutions.

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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