Ames, IA, United States of America

James S Fritz

This inventor holds 7 USPTO granted patents, plus 1 CIPO patent. Top assignees: Iowa State University Research Foundation Inc., 3M Innovative Properties Company, The United States of America as Represented by the United States. Active years: 1981-1997.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James S Fritz. Retrieved from https://idiyas.com/inventor/james-s-fritz

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 = 2.4

ph-index = 6

Forward Citations = 112(Granted Patents)


Company Filing History:


Years Active: 1981-1997

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7 patents (USPTO):Explore Patents

Title: Innovations of James S Fritz

Introduction

James S Fritz is a notable inventor based in Ames, Iowa. He has made significant contributions to the field of solid phase extraction, holding a total of seven patents. His work focuses on the development of functionalized macroporous particles that enhance the efficiency of analyte isolation.

Latest Patents

Fritz's latest patents include a method of isolating an analyte using a solid phase extraction medium. This invention features a functionalized macroporous poly(styrene divinylbenzene) particle that comprises at least one ionic functional group covalently bonded to it. The functionalized particle exhibits sorptive capability towards an analyte, with the functional group present in the range of 0.1 to 2.5 milliequivalents per gram of poly(styrene divinylbenzene). These functionalized particles can be utilized in a packed column or enmeshed in a nonwoven web for solid phase extraction applications. Another patent by Fritz is for a self-wettable solid phase extraction medium, which shares similar characteristics and applications as the previous invention.

Career Highlights

Throughout his career, James S Fritz has worked with esteemed organizations such as the Iowa State University Research Foundation, Inc. and Minnesota Mining and Manufacturing Company. His innovative work has contributed to advancements in analytical chemistry and materials science.

Collaborations

Fritz has collaborated with notable colleagues, including Jeffrey J Sun and Donald F Hagen. Their combined expertise has furthered research and development in the field of solid phase extraction.

Conclusion

James S Fritz is a distinguished inventor whose work in solid phase extraction has led to significant advancements in the field. His innovative patents and collaborations highlight his commitment to enhancing analytical techniques.

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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