Holden, MA, United States of America

John C Kwok

This inventor holds 3 USPTO granted patents. Top assignee: Polysar Limited. Active years: 1992-1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John C Kwok. Retrieved from https://idiyas.com/inventor/john-c-kwok-s4lpdrct

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 = 4.0

ph-index = 3

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 1992-1994

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3 patents (USPTO):Explore Patents

Title: Innovations of John C Kwok

Introduction

John C Kwok is a notable inventor based in Holden, MA (US). He has made significant contributions to the field of materials science, particularly in the development of tough transparent thermoplastics. With a total of 3 patents to his name, Kwok's work has implications for various applications, including packaging and protective coverings.

Latest Patents

Kwok's latest patents focus on the formulation of transparent toughened plastics. These tough transparent thermoplastic blends can be prepared by blending 10 to 99 weight percent of a block copolymer, 0.1 to 1 weight percent of particulate rubber with a particle size ranging from 0.1 to 10 microns, and the balance being a clear glassy polymer. These clear polymers are particularly useful in applications that require high toughness and transparency, such as packaging, containers, or protective coverings.

Career Highlights

John C Kwok is associated with Polysar Limited, where he has been instrumental in advancing the company's research and development efforts. His innovative approach to material formulation has positioned him as a key player in the industry.

Collaborations

Kwok has collaborated with notable colleagues, including Ronald J Thompson and James Lunt. Their combined expertise has contributed to the successful development of new materials and technologies.

Conclusion

John C Kwok's contributions to the field of transparent toughened plastics demonstrate his innovative spirit and commitment to advancing material science. His patents reflect a deep understanding of polymer chemistry and its practical 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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