Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7972695 | Coating composition for thermoplastic resin particles for forming foam containers | David A. Cowan, Dennis H. Piispanan, Michael T. Williams | 2011-07-05 |
| 7892645 | Coating composition for thermoplastic resin particles for forming foam containers | David A. Cowan, Dennis H. Piispanen, Michael T. Williams | 2011-02-22 |