Kamakura, Japan

Syoji Nagaoka

This inventor holds 1 USPTO granted patent. Top assignee: Toray Industries, Inc.. Active years: 1976.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Syoji Nagaoka. Retrieved from https://idiyas.com/inventor/syoji-nagaoka

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 = 5.0

ph-index = 1

Forward Citations = 20(Granted Patents)


Company Filing History:


Years Active: 1976

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1 patent (USPTO):Explore Patents

Title: Syoji Nagaoka: Innovator in Contact Lens Technology

Introduction

Syoji Nagaoka is a notable inventor based in Kamakura, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the development of materials suitable for contact lenses. His innovative work has led to advancements that enhance the comfort and usability of contact lenses for extended wear.

Latest Patents

Nagaoka holds a patent for a cross-linked n-vinyl pyrrolidone polymer composition. This composition is particularly suitable for contact lenses that have a high water content. The polymer is created through the cross-link polymerization of N-vinyl pyrrolidone in the presence of a water-insoluble polymer. This innovative material exhibits excellent properties that make it ideal for continuous wear over long periods.

Career Highlights

Syoji Nagaoka is associated with Toray Industries, Inc., a leading company in advanced materials and chemicals. His work at Toray has allowed him to focus on developing high-performance materials that meet the needs of modern consumers. His dedication to research and innovation has positioned him as a key figure in the field of contact lens technology.

Collaborations

Throughout his career, Nagaoka has collaborated with esteemed colleagues such as Tetsunosuke Kunitomo and Hideki Kenjo. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Syoji Nagaoka's contributions to the field of polymer chemistry and contact lens technology are noteworthy. His innovative patent and work at Toray Industries, Inc. highlight his commitment to enhancing the quality of life through advanced materials. His achievements serve as an inspiration for future inventors in the 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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