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USPTO Data Jan 1 1976 - Oct 13 2026
2 Patents
#506 in St. Louis, MO
#1,320 in Missouri
#94,841 in US
Zoltek Companies, Inc.
Forward Citations = 21
6 inventors:
St. Louis, MO, United States of America
Zoltek Companies, Inc.
% Expired Patents = 50.0
EPO Patents = 1
Forward Citations = 21
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6 inventors (with patents filed for the assignee):
Zsolt Rumy (1 out of 1 patent)
Gabor Kovacs (1 out of 46 patents)
Jeffrey M Deaton (1 out of 2 patents)
4. Peter A Kiss (1 out of 1 patent)
5. Donald Coffey (1 out of 1 patent)
6. Michael S Parsons (1 out of 1 patent)
2 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Zoltek Companies, Inc.. Retrieved from https://idiyas.com/company/zoltek-companies
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]
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]