Cincinnati, IA, United States of America

Eric Hengstenberg

This inventor holds 3 USPTO granted patents. Top assignees: Knight Rifle, Inc., Other. Active years: 2005-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Eric Hengstenberg. Retrieved from https://idiyas.com/inventor/eric-hengstenberg

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


Average Co-Inventor Count = 5.0

ph-index = 3

Forward Citations = 20(Granted Patents)


Company Filing History:


Years Active: 2005-2006

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3 patents (USPTO):Explore Patents

Title: The Innovative Mind of Eric Hengstenberg

Introduction

Eric Hengstenberg is a notable inventor based in Cincinnati, Iowa. He has made significant contributions to the field of firearms technology, holding a total of three patents. His innovative designs focus on enhancing safety and functionality in muzzleloading firearms.

Latest Patents

One of Hengstenberg's latest patents is a firing system for a firearm. This improved action allows for loading an ignition system from above while completely releasing the action from below. The design includes a feature that shields the ignition system during firing, protecting the user and maintaining a clear line of sight. Additionally, the action can be removed in the field for inspection, cleaning, or repair without the need for tools. Another significant patent is the retractable face safety for a firearm. This novel safety system utilizes a spool coupled to a compression spring to keep the ignition system, such as a primer, out of potential contact with a firing pin. This feature ensures safety even in the event of unintentional actuation of a hammer or sear. The system operates automatically, placing the ignition system within reach of the firing pin when the firearm is placed into battery.

Career Highlights

Hengstenberg has worked with Knight Rifle, Inc., where he applied his expertise in firearm design and safety. His work has contributed to advancements in the industry, making firearms safer and more user-friendly.

Collaborations

Throughout his career, Hengstenberg has collaborated with notable individuals such as Howard D. Carr and Steven J. Winter. These partnerships have fostered innovation and development in his projects.

Conclusion

Eric Hengstenberg's contributions to firearm technology through his patents demonstrate his commitment to safety and innovation. His work continues to influence the industry, making firearms safer for users.

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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