New Orleans, LA, United States of America

Bernard M Fisher

This inventor holds 1 USPTO granted patent. Top assignee: Freeport Minerals Company. Active years: 1981.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Bernard M Fisher. Retrieved from https://idiyas.com/inventor/bernard-m-fisher

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 = 2.0

ph-index = 1

Forward Citations = 64(Granted Patents)


Company Filing History:


Years Active: 1981

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1 patent (USPTO):Explore Patents

Title: Bernard M. Fisher: Innovator in Gold Recovery Techniques

Introduction

Bernard M. Fisher is a notable inventor based in New Orleans, LA (US). He has made significant contributions to the field of mineral processing, particularly in the recovery of gold from carbonaceous ores. His innovative approach has paved the way for more efficient extraction methods in the mining industry.

Latest Patents

Fisher holds a patent for a process titled "Process for the recovery of gold from carbonaceous ores." This patent describes an improved method for recovering gold from refractory carbonaceous gold-containing ores using cyanidation techniques. The process involves subjecting an oxidized slurry of these ores to simultaneous cyanidation and countercurrent granular activated carbon adsorption in two or more stages. The gold transfers to the carbon and can be separated from it by conventional methods. He has 1 patent to his name.

Career Highlights

Fisher has worked with Freeport Minerals Company, where he has applied his expertise in mineral processing. His work has contributed to advancements in the efficiency of gold recovery, benefiting the mining sector.

Collaborations

Fisher has collaborated with Raphael F. Matson, further enhancing the research and development efforts in the field of gold recovery.

Conclusion

Bernard M. Fisher's innovative techniques in gold recovery demonstrate his significant impact on the mining industry. His contributions continue to influence the methods used for extracting valuable resources from challenging ores.

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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