Courtesy Corporation is a prominent entity based in Buffalo Grove, Illinois, specializing in the development and manufacturing of innovative solutions across various sectors. The company is known for its expertise in consumer products and services, focusing on enhancing user experience through quality and reliability. With a commitment to research and technology, Courtesy Corporation actively engages in advancing its offerings, ensuring they meet the evolving needs of its clientele while maintaining a strong presence in the market.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

12 Patents

#15 in Buffalo Grove, IL

#1,255 in Illinois

#25,589 in US

#48,235 in the World

Buffalo Grove, IL, United States of America

Courtesy Corporation

Forward Citations = 292

7 inventors:

Thomas C Stoneberg (9 out of 30 patents)

Gary L Berge (7 out of 68 patents)

Walter J Kreiseder (4 out of 16 patents)

4. William C Schmeisser (2 out of 5 patents)

5. Allen J Vogel (1 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Courtesy Corporation. Retrieved from https://idiyas.com/company/courtesy

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]

1 patent (CIPO):

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]