Company Badge
USPTO Data Jan 1 1976 - Oct 6 2026
4 Patents
#3 in McCook, IL
#2,837 in Illinois
#60,597 in US
Sk Hand Tool Corporation
Forward Citations = 54
6 inventors:
McCook, IL, United States of America
Sk Hand Tool Corporation
Trademarks = 4
Forward Citations = 54
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6 inventors (with patents filed for the assignee):
Steven C Simpson (2 out of 2 patents)
Warren W Weible (2 out of 9 patents)
Warren A Brackmann (1 out of 53 patents)
4. Christophe Petit (1 out of 1 patent)
5. Timothy T Herrick (1 out of 1 patent)
6. Tow Pin Liew (1 out of 2 patents)
4 patents:
Company Overview
SK Hand Tool Corporation is a leading provider of high-quality professional hand tools. With over 100 years of experience, they offer a wide range of products including sockets, wrenches, and screwdrivers. Their tools are known for their durability, precision, and reliability, making them a preferred choice among mechanics and DIY enthusiasts worldwide.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sk Hand Tool Corporation. Retrieved from https://idiyas.com/company/sk-hand-tool
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]
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]
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]