Saline, MI, United States of America

Dennis F Marr

This inventor holds 2 USPTO granted patents. Top assignee: Dht Ventures, LLC. Active years: 2018-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Dennis F Marr. Retrieved from https://idiyas.com/inventor/dennis-f-marr

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 = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2018-2019

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2 patents (USPTO):Explore Patents

Title: Biography of Inventor Dennis F Marr

Introduction: Dennis F Marr is an innovative inventor based in Saline, MI (US). He has made significant contributions to the field of electrical safety with his inventive designs. With a total of two patents to his name, Marr has demonstrated his commitment to creating practical solutions for everyday problems.

Latest Patents: One of his latest patents is a protective guard for a wall-mounted electrical interface. This invention is designed to prevent undesired access to electrical switches or outlets, particularly by small children. The protective guard consists of a baseplate, cover, and spring-biased latch. The baseplate is mounted to the wall and features an opening to expose the electrical interface. The cover can slide between a closed position, which blocks access, and an open position, which exposes the interface. The spring-biased latch ensures that the cover remains securely closed until an adult can easily slide it open.

Career Highlights: Dennis F Marr has been associated with DHT Ventures, LLC, where he continues to develop and refine his inventions. His work focuses on enhancing safety and usability in household electrical interfaces.

Collaborations: Throughout his career, Marr has collaborated with fellow inventor Tracy Vaughn Petersen. Their partnership has fostered a creative environment that encourages innovation and the development of new ideas.

Conclusion: Dennis F Marr is a dedicated inventor whose work has the potential 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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