Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6682814 | Fiber-polymeric composite siding unit and method of manufacture | Gerald L. Hendrickson, Kurt E. Heikkila, Timothy P. Murphy | 2004-01-27 |
| 6357197 | Polymer covered advanced polymer/wood composite structural member | Sherri M. Serino, Anthony Garofalo, Michael J. Deaner | 2002-03-19 |
| 6122877 | Fiber-polymeric composite siding unit and method of manufacture | Gerald L. Hendrickson, Kurt E. Heikkila, Timothy P. Murphy | 2000-09-26 |
| D402770 | siding panel | Gerald L. Hendrickson, Kurt E. Heikkila, Casey L. Carlson | 1998-12-15 |
| 4685857 | Vehicle load-carrying apparatus | Alvin M. Eickhoff | 1987-08-11 |