Minneapolis, MN, United States of America

Mario F Fernandez

This inventor holds 4 USPTO granted patents. Top assignees: Donaldson Comapny, Inc., Nortronics Company, Inc., The Toro Company. Active years: 1977-1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mario F Fernandez. Retrieved from https://idiyas.com/inventor/mario-f-fernandez

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 = 1.7

ph-index = 3

Forward Citations = 73(Granted Patents)


Company Filing History:


Years Active: 1977-1980

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4 patents (USPTO):Explore Patents

Title: The Innovative Mind of Mario F. Fernandez

Introduction

Mario F. Fernandez is a notable inventor based in Minneapolis, MN, with a remarkable portfolio of four patents. His contributions to the field of innovation reflect his dedication to enhancing everyday tools and technologies.

Latest Patents

One of his latest inventions is the irrigation control console, which showcases his ingenuity in agricultural technology. Additionally, he developed a capo for guitars, designed to retain all strings in abutting relationship to the fretboard. This capo features a clamp frame with a horizontally extending portion that mounts a retainer bar and a vertically extending portion. It includes a finger-operated clamp member and a torsion spring that mounts the clamp member on the frame, urging it to a clamping position. The retainer bar can mount rollers for each string or plastic inserts with downwardly extending rectangular teeth to hold the guitar strings against the fretboard.

Career Highlights

Throughout his career, Mario has worked with various companies, including The Toro Company, where he likely honed his skills in product development and innovation. His experience in these environments has contributed to his success as an inventor.

Collaborations

Mario has collaborated with notable individuals such as Joseph C. Nichols and John M. Berner, further enriching his professional journey.

Conclusion

Mario F. Fernandez exemplifies the spirit of innovation through his patents and contributions to technology. His work continues to inspire and influence the fields of agriculture and music.

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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