Ontario, CA, United States of America

Eugene G Freehauf

This inventor holds 5 USPTO granted patents. Top assignees: Zero Corporation, Canoga Industries, Inc., Zero Manufacturing Company. Active years: 1977-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eugene G Freehauf. Retrieved from https://idiyas.com/inventor/eugene-g-freehauf

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 = 1.5

ph-index = 4

Forward Citations = 110(Granted Patents)


Company Filing History:


Years Active: 1977-1991

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5 patents (USPTO):Explore Patents

Title: Biography of Inventor Eugene G Freehauf

Introduction

Eugene G Freehauf is a notable inventor based in Ontario, CA (US). He holds a total of five patents, showcasing his innovative contributions to technology.

Latest Patents

One of his latest patents is an injector/ejector system for rack-mounted plug-in modules. This invention features a circuit board ejector/injector system that facilitates the insertion and removal of circuit boards from a card cage. A lever handle is rotatably mounted on an exterior corner of the circuit board, allowing it to extend through an opening in the outer front panel of the card cage. The insertion and removal of circuit boards are achieved through the selective rotation of the lever handle, which engages with the circuit board using finger extensions depending on the direction of rotation.

Career Highlights

Eugene has worked with several companies throughout his career, including Zero Corporation and Canoga Industries, Inc. His experience in these organizations has contributed to his expertise in developing innovative solutions.

Collaborations

During his career, Eugene has collaborated with notable individuals such as Gene C Hollingsworth and David Edward Welsh. These partnerships have played a significant role in his inventive journey.

Conclusion

Eugene G Freehauf's contributions to the field of technology through his patents and collaborations highlight his status as a prominent inventor. His work continues to

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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