New Paris, OH, United States of America

Douglas D Duffield

This inventor holds 2 USPTO granted patents. Top assignee: Cooper Industries, Inc.. Active years: 1990-1993.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Douglas D Duffield. Retrieved from https://idiyas.com/inventor/douglas-d-duffield

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 = 2

Forward Citations = 14(Granted Patents)


Company Filing History:


Years Active: 1990-1993

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2 patents (USPTO):Explore Patents

Title: Douglas D. Duffield: Innovator in Electrical Connector Technology

Introduction

Douglas D. Duffield is a notable inventor based in New Paris, Ohio, recognized for his contributions to electrical connector technology. With a total of 2 patents, Duffield has made significant advancements in the field, particularly through his work at Cooper Industries, Inc.

Latest Patents

Duffield's latest patents include the "Molded Cable Assembly" and the "Intermediate Electrical Component for a Molded Plug." The Molded Cable Assembly is designed to connect a connector shell to a mating connector, featuring a cable shield that covers the cable along its entire length. This assembly includes a first molded housing that covers the connector to cable interface, a second molded housing that locks the cable assembly to the mating connector, and a third molded housing that secures the cable and connector interface. The Intermediate Electrical Component for a Molded Plug consists of a body portion and a cap portion, with terminal elements having stranded conductors positioned in the body and enclosed by the cap to prevent strays from escaping.

Career Highlights

Throughout his career, Duffield has demonstrated a commitment to innovation in electrical engineering. His work at Cooper Industries, Inc. has positioned him as a key player in the development of advanced connector technologies. His patents reflect a deep understanding of the complexities involved in electrical connections and the importance of reliability in these systems.

Collaborations

Duffield has collaborated with notable coworkers such as James D. Priest and William J. Weber, contributing to a dynamic team focused on innovation and quality in electrical components.

Conclusion

Douglas D. Duffield's contributions to electrical connector technology through his patents and work at Cooper Industries, Inc. highlight his role as an influential inventor in the field. His innovative designs continue to impact the industry positively.

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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