Kanagawa, Japan

Jun Sakai

This inventor holds 4 USPTO granted patents. Top assignee: Nippon Zeon Company, Ltd.. Active years: 1999-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jun Sakai. Retrieved from https://idiyas.com/inventor/jun-sakai-lu97pckd

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 = 4.3

ph-index = 4

Forward Citations = 51(Granted Patents)


Location History:

  • Kanagawa, JP (1999 - 2000)
  • Kawasaki, JP (2000)

Company Filing History:


Years Active: 1999-2000

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4 patents (USPTO):Explore Patents

Title: Jun Sakai: Innovator in Polymerized Toner Technology

Introduction

Jun Sakai is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of polymer chemistry, particularly in the development of polymerized toners. With a total of 4 patents to his name, Sakai's work has advanced the technology used in various applications, including printing and imaging.

Latest Patents

Sakai's latest patents focus on the creation of polymerized toners with unique properties. One of his key inventions involves a monomer for a shell that is suspension polymerized in the presence of core particles. This process results in polymer particles that exhibit low fixing temperatures, excellent overhead projector transparency, and good shelf stability. Additionally, these polymerized toners demonstrate a reduced reduction in electric charge under high humidity and temperature conditions. Another patent details a production process for a polymerized toner of core-shell structure, which includes core particles composed of colored polymer particles and a shell formed of a polymer layer.

Career Highlights

Jun Sakai is currently employed at Nippon Zeon Company, Ltd., where he continues to innovate in the field of polymer technology. His work has not only contributed to the advancement of polymerized toners but has also positioned him as a key figure in the industry.

Collaborations

Sakai has collaborated with several talented individuals, including Jun Hasegawa and Tokudai Ogawa. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Jun Sakai's contributions to polymerized toner technology highlight his role as a leading inventor in the field. His innovative patents and collaborations continue to influence the industry, paving the way for future advancements.

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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