Trademarks = 3

Forward Citations = 59

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3 inventors (with patents filed for the assignee):

John F Wahl (3 out of 14 patents)

Richard A Defoe (1 out of 1 patent)

Richard S Roeing (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 4286262 - Electronic transmitter device (1981-08-25),

2. 4253558 - Conveyor system (1981-03-03),

3. 4054195 - Roller conveyor (1977-10-18),

4. D243537 - Electronic transmitter device for use in the opening or closing of (1977-03-01),

Company Overview

Mallard Manufacturing Corporation is a leading provider of material handling solutions for industries worldwide. With over 50 years of experience, we offer a wide range of products including gravity flow systems, conveyor systems, and carton flow solutions. Our focus is on providing high-quality, innovative solutions that improve efficiency and streamline operations for our customers. Visit our website to learn more about our products and services.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

4 Patents

#4 in Sterling, IL

#2,840 in Illinois

#60,641 in US

Sterling, IL, United States of America

Mallard Manufacturing Corporation

Forward Citations = 59

3 inventors:

John F Wahl (3 out of 14 patents)

Richard A Defoe (1 out of 1 patent)

Richard S Roeing (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Mallard Manufacturing Corporation. Retrieved from https://idiyas.com/company/mallard-manufacturing

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

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]