Florissant, MO, United States of America

Donald B Hoffman

This inventor holds 1 USPTO granted patent. Top assignee: National Steel Corporation. Active years: 1989.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald B Hoffman. Retrieved from https://idiyas.com/inventor/donald-b-hoffman

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 = 3.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 1989

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1 patent (USPTO):Explore Patents

Title: The Innovations of Donald B. Hoffman

Introduction

Donald B. Hoffman is an accomplished inventor based in Florissant, MO (US). He has made significant contributions to the field of metallurgy through his innovative designs and patents. His work primarily focuses on enhancing the efficiency and effectiveness of metallurgical processes.

Latest Patents

One of Hoffman's notable patents is the "Ceramic brick retainer band for steel ladle." This invention involves a metallurgical ladle that includes a steel shell and a refractory brick lining. The design features a refractory brick retaining ring formed in segments from a ceramic material. These segments are releasably secured to the inner surface of the steel shell, overlying the lining brick. The ceramic material is reinforced with metal fiber and has a top surface that extends above the open top of the steel shell. This innovative design aims to improve the durability and performance of steel ladles in metallurgical applications. Hoffman holds 1 patent for this invention.

Career Highlights

Hoffman has had a successful career at National Steel Corporation, where he has applied his expertise in metallurgy to develop innovative solutions. His work has contributed to advancements in the industry, showcasing his commitment to improving metallurgical processes.

Collaborations

Throughout his career, Hoffman has collaborated with notable colleagues, including Raymond C. Stoces and Joseph J. Linhart. These collaborations have fostered a creative environment that has led to the development of impactful inventions.

Conclusion

Donald B. Hoffman is a distinguished inventor whose contributions to metallurgy have made a lasting impact. His innovative designs, particularly in the realm of steel ladles, demonstrate his dedication to advancing the field. His work continues to inspire future innovations in metallurgy.

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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