Wilmette, IL, United States of America

Robert L Hassenauer

This inventor holds 1 USPTO granted patent. Top assignee: Evans Products Company. Active years: 1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert L Hassenauer. Retrieved from https://idiyas.com/inventor/robert-l-hassenauer

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 = 1.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1980

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Robert L. Hassenauer

Introduction

Robert L. Hassenauer is a notable inventor based in Wilmette, IL (US). He has made significant contributions to the field of engineering, particularly with his innovative designs that enhance operational efficiency. His work is characterized by a focus on practical solutions to complex problems.

Latest Patents

Hassenauer holds a patent for a Pneumatic Hopper Gate. This invention features an outlet gate arrangement for a hopper with sloping side walls that converge toward a discharge opening. The design allows for effective discharge of lading through a pneumatic discharge tube. The gate operates through a mechanism that includes a manually actuated linkage, enabling smooth transitions between open and closed positions.

Career Highlights

Hassenauer is associated with Evans Products Company, where he has applied his engineering expertise to develop innovative solutions. His work on the pneumatic hopper gate exemplifies his commitment to improving industrial processes. With 1 patent to his name, he has demonstrated a capacity for creating practical inventions that address specific needs in the industry.

Conclusion

Robert L. Hassenauer's contributions to engineering through his patent for the pneumatic hopper gate highlight his innovative spirit and dedication to enhancing operational efficiency. His work continues to influence the field and serves as an inspiration for future inventors.

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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