Forward Citations = 10

Loading Chart...

2 inventors (with patents filed for the assignee):

Dennis C Westphal (1 out of 164 patents)

Jonathan Piles (1 out of 46 patents)

1 patent: Sort by Forward Citations

1. D307943 - Window component extrusion (1990-05-15),

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

1 Patents

#18 in Valley Forge, PA

#4,966 in Pennsylvania

#136,844 in US

Valley Forge, PA, United States of America

Certainteed Corportation

Forward Citations = 10

2 inventors:

Dennis C Westphal (1 out of 164 patents)

Jonathan Piles (1 out of 46 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Certainteed Corportation. Retrieved from https://idiyas.com/company/certainteed-corportation

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]