Takefu, Japan

Chuzaemon Tsuji

This inventor holds 2 USPTO granted patents. Top assignee: Shin-Etsu Quartz Products Co., Ltd.. Active years: 1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chuzaemon Tsuji. Retrieved from https://idiyas.com/inventor/chuzaemon-tsuji

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 = 6.0

ph-index = 2

Forward Citations = 9(Granted Patents)


Company Filing History:


Years Active: 1999

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2 patents (USPTO):Explore Patents

Title: Chuzaemon Tsuji: Innovator in High-Purity Quartz Glass

Introduction

Chuzaemon Tsuji is a notable inventor based in Takefu, Japan. He has made significant contributions to the field of materials science, particularly in the development of high-purity quartz glass. With a total of 2 patents to his name, Tsuji's work has implications for various industries, including electronics and optics.

Latest Patents

Tsuji's latest patents include a method for producing high-purity quartz glass and an analytical method for determining impurity contents in silicon dioxide. The first patent focuses on creating high-purity quartz glass with minimal zirconium content, utilizing natural quartz as the starting material. This innovative method involves refining crystalline natural quartz through a series of procedures, including decomposition with hydrofluoric acid and subsequent quantitative analysis of impurities. The second patent provides a reliable analytical method for the quantitative determination of impurities in silicon dioxide, ensuring accurate measurement of trace amounts of contaminants.

Career Highlights

Chuzaemon Tsuji is associated with Shin-Etsu Quartz Products Co., Ltd., where he has been instrumental in advancing the company's research and development efforts. His expertise in high-purity materials has positioned him as a key figure in the industry.

Collaborations

Tsuji has collaborated with notable coworkers, including Katsuhiko Kemmochi and Hiroyuki Miyazawa. Their combined efforts have contributed to the success of various projects within the company.

Conclusion

Chuzaemon Tsuji's innovative work in high-purity quartz glass and analytical methods showcases his significant impact on materials science. His contributions continue to influence advancements in technology and industry.

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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