Yokkaichi, Japan

Fujio Sakurai

This inventor holds 2 USPTO granted patents. Top assignee: Japan Synthetic Rubber Co., Ltd.. Active years: 1990-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fujio Sakurai. Retrieved from https://idiyas.com/inventor/fujio-sakurai-x64qcewk

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 54(Granted Patents)


Location History:

  • Yokkaichi, JP (1990)
  • Tokyo, JP (1993)

Company Filing History:


Years Active: 1990-1993

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2 patents (USPTO):Explore Patents

Title: Innovations by Fujio Sakurai

Introduction

Fujio Sakurai is a notable inventor based in Yokkaichi, Japan. He has made significant contributions to the field of polymer science, particularly in the development of advanced polymer particles. With a total of 2 patents to his name, his work has implications for various industrial applications.

Latest Patents

Sakurai's latest patents include a process for preparing polymer particles and the production of hollow polymer particles. The first patent describes a method for polymerizing polymerizable monomers through seed polymerization, which offers enhanced polymerization stability compared to traditional methods. This process involves using a polymer emulsion with low molecular weight polymer particles, resulting in polymer particles with a weight average molecular weight ranging from 500 to 10,000. The second patent focuses on hollow polymer particles that consist of at least two polymer layers, with specific characteristics such as an average particle diameter between 0.15 to 20 micrometers. These innovations are particularly useful in applications like pigment production and coating compositions.

Career Highlights

Fujio Sakurai is associated with Japan Synthetic Rubber Co., Ltd., where he has been instrumental in advancing polymer technology. His expertise in polymer chemistry has led to the development of innovative materials that meet the demands of modern industries.

Collaborations

Sakurai has worked alongside notable colleagues such as Hiroshi Tadenuma and Nobuo Kawashima. Their collaborative efforts have contributed to the success of various projects within the realm of polymer science.

Conclusion

Fujio Sakurai's contributions to polymer technology through his patents and career at Japan Synthetic Rubber Co., Ltd. highlight his role as a key innovator in the field. His work continues to influence the development of advanced materials for diverse applications.

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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