Robinson Knife Company

Calculating rank

USPTO Granted Patents = 3

Forward Citations = 65

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3 inventors (with patents filed for the assignee):

William A Prindle (2 out of 25 patents)

Robert B Skerker (1 out of 15 patents)

Michael Callahan (1 out of 2 patents)

3 patents: Sort by Forward Citations

1. 6237193 - Compressible handle (2001-05-29),

2. D404663 - Measuring cup (1999-01-26),

3. D404662 - Measuring spoon (1999-01-26),

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USPTO Data Jan 1 1976 - Oct 27 2026

3 Patents

#18 in undefined, NY

#4,523 in New York

#73,929 in US

NY, United States of America

Robinson Knife Company

Forward Citations = 65

3 inventors:

William A Prindle (2 out of 25 patents)

Robert B Skerker (1 out of 15 patents)

Michael Callahan (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Robinson Knife Company. Retrieved from https://idiyas.com/company/robinson-knife-company

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]