San Diego, CA, United States of America

John T Rich

This inventor holds 1 USPTO granted patent. Top assignee: E.i. Dupont De Nemours and Company. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: John T Rich. Retrieved from https://idiyas.com/inventor/john-t-rich-od7chw35

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 = 10.0

ph-index = 1

Forward Citations = 105(Granted Patents)


Company Filing History:


Years Active: 1994

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1 patent (USPTO):Explore Patents

Title: John T Rich: Innovator in Aqueous Ink Compositions

Introduction

John T Rich is a notable inventor based in San Diego, CA. He has made significant contributions to the field of ink technology, particularly with his innovative aqueous ink compositions. His work focuses on enhancing print quality while addressing common issues such as paper curl.

Latest Patents

Rich holds a patent for "Aqueous ink compositions containing anti-curl agents." This invention substantially reduces or eliminates paper curl in plain-paper printed elements without adversely affecting storage stability, decap properties, or print quality. By utilizing these inks, the need for expensive and bulky mechanical curl-arresting devices or special curl-resistant substrates is eliminated. The process of printing the inks on plain-paper substrates is a straightforward solution for reducing paper curl.

Career Highlights

Rich is associated with E.I. DuPont De Nemours and Company, where he has been able to apply his expertise in ink formulations. His work has contributed to advancements in printing technology, making it more efficient and cost-effective.

Collaborations

Throughout his career, Rich has collaborated with esteemed colleagues such as John L Stoffel, Jr. and Ronald Albert Askeland. These partnerships have fostered innovation and have been instrumental in the development of new technologies in the printing industry.

Conclusion

John T Rich's contributions to aqueous ink compositions demonstrate his commitment to innovation in the printing sector. His patent addresses critical challenges in the industry, showcasing his role as a leading inventor.

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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