Greenville, NC, United States of America

Donald F Clemens

This inventor holds 6 USPTO granted patents. Top assignees: Encee Chemical Sales, Inc., Whitehurst Associates, Inc., Other. Active years: 1984-1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald F Clemens. Retrieved from https://idiyas.com/inventor/donald-f-clemens

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 = 2.9

ph-index = 2

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 1984-1989

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6 patents (USPTO):Explore Patents

Title: Exploring the Innovations of Donald F. Clemens

Introduction: Donald F. Clemens, an accomplished inventor based in Greenville, NC, possesses a remarkable portfolio of six patents that showcase his contributions to chemical processes. His innovative work has significant implications across various industries, including agriculture, environmental science, and construction.

Latest Patents: Among his latest inventions, Clemens has developed a process for making compounds containing chelated metal ions. This innovation involves the manufacture of metal heptonates from saccharides through a Kiliani-Fisher reaction followed by a reaction with the desired metal. Notably, manganese, iron, copper, zinc, and magnesium heptonates are produced using tailored processes that all result in soluble metal chelates. These compounds play a crucial role in enhancing the availability of metals for diverse applications. Furthermore, he has patented a wet-process phosphoric acid brightening reagent for aluminum, known for its cost-effective composition and effectiveness as an aluminum brightening bath.

Career Highlights: Throughout his career, Donald has made significant strides in chemical innovation while contributing to various companies. He has notably worked with Whitehurst Associates, Inc. and Encee Chemical Sales, Inc., where he honed his expertise in chemical applications and inventions.

Collaborations: Clemens has collaborated with notable colleagues like Brooks M. Whitehurst and Garnett B. Whitehurst. These partnerships have undoubtedly enriched his inventive processes and fostered advancements in chemical product development.

Conclusion: Donald F. Clemens stands out as a prolific inventor whose patents reflect his dedication to innovation in the chemical industry. His contributions not only advance scientific understanding but also provide practical solutions that benefit agriculture, industry, and environmental management. Through his work, Clemens continues to exemplify the spirit of innovation that drives progress in modern science.

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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