Middlefield, CT, United States of America

Ernest G Hoffman

This inventor holds 38 USPTO granted patents, primarily in Electrical Connectors. Top assignees: Hubbell Limited, Harvey Hubbell Incorporated. Active years: 1976-1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ernest G Hoffman. Retrieved from https://idiyas.com/inventor/ernest-g-hoffman

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 = 1.3

ph-index = 16

Forward Citations = 1,033(Granted Patents)


Company Filing History:


Years Active: 1976-1996

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Areas of Expertise:
Electrical Connectors
Electric Vehicle Charging
Safety Outlet
Dead Front Connectors
Lockable Covers
Cable Clamps
Positive Locking Plugs
Electrical Wiring
Charging Stations
Electrical Terminals
Armored Cables
Connector Assemblies
38 patents (USPTO):Explore Patents

Title: Innovations of Ernest G Hoffman in Electrical Engineering

Introduction

Ernest G Hoffman is a noteworthy inventor based in Middlefield, CT, USA. With an impressive portfolio of 38 patents, Hoffman has made significant contributions to the field of electrical engineering, particularly in the development of electrical wiring devices and connectors.

Latest Patents

Among his latest inventions, Hoffman's patent for an "Electrical Wiring Device with Conduit Clamping Mechanism" stands out. This innovative device features a mechanism designed to clamp conduits of various diameters, which enhances the versatility and efficiency of electrical installations. The device includes an electrical connector with a passageway for conduit insertion, coupled with a clamping mechanism that comprises outwardly extending members that can rotate between two positions.

Another notable patent is the "Electrical Connector Assembly, Especially for Electric Vehicles," designed specifically for transmitting electrical energy in electric vehicles. This assembly includes a plug and receptacle system equipped with advanced features such as protective covers to prevent inadvertent contact, an innovative retractable hood, and sensors that ensure proper positioning and compatibility between the plug and receptacle. These innovations provide enhanced safety and usability for electric vehicle applications.

Career Highlights

Throughout his career, Ernest G Hoffman has been affiliated with prestigious companies, including Hubbell Limited and Harvey Hubbell Incorporated. His work within these organizations has facilitated the development of new technologies that continue to impact the electrical engineering sector.

Collaborations

Hoffman has collaborated with talented individuals in his field, including David H Neuroth and Jerome E Zimmermann. These collaborations have likely contributed to his innovative designs and successful patent applications, highlighting the importance of teamwork in the invention process.

Conclusion

Ernest G Hoffman's innovations demonstrate a commitment to advancing electrical engineering technology. His patents and collaborative efforts reflect a deep understanding of the industry and a drive to improve the functionality and safety of electrical devices. As technology continues to evolve, Hoffman's contributions remain pivotal in shaping the future of electrical engineering.

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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