% Expired Patents = 50.0

Forward Citations = 43

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2 inventors (with patents filed for the assignee):

Randall Jeff Kozak (2 out of 6 patents)

Ian Johnson (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 6558080 - Methods and compact apparatus for covering landfill (2003-05-06),

2. 6558079 - Method and apparatus for covering landfill (2003-05-06),

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

2 Patents

#51 in Conroe, TX

#6,295 in Texas

#94,782 in US

Conroe, TX, United States of America

Epi Environmental Technologies Inc.

Forward Citations = 43

2 inventors:

Randall Jeff Kozak (2 out of 6 patents)

Ian Johnson (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Epi Environmental Technologies Inc.. Retrieved from https://idiyas.com/company/epi-environmental-technologies

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]