Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8859703 | Bimodal pipe resin and products made therefrom | Tim Coffy, Steven D. Gray, David Knoeppel, Cyril Chevillard, David Rauscher +7 more | 2014-10-14 |
| 8110644 | Bimodal pipe resin and products made therefrom | Tim Coffy, Steven D. Gray, David Knoeppel, Cyril Chevillard, David Rauscher +7 more | 2012-02-07 |