Closys Corporation is a leading provider of innovative solutions in the security and technology industry. With a focus on high-quality products and cutting-edge technology, Closys Corporation offers a wide range of security solutions for both residential and commercial customers. Our team of experts is committed to providing the best possible service and support to ensure the safety and security of our clients. Visit our website to learn more about our products and services.

Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

9 Patents

#5 in St. Louis Park, MN

#944 in Minnesota

#32,627 in US

St. Louis Park, MN, United States of America

Closys Corporation

Forward Citations = 185

5 inventors:

Karol Leon Nowakowski (8 out of 13 patents)

Daniel Grant Ericson (3 out of 29 patents)

James E Olson (2 out of 2 patents)

4. Edward T Joseph (2 out of 3 patents)

5. Shivpal S Sandhu (1 out of 15 patents)

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

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 (EPO):

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]