Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7201958 | Polymer foam plank with densified skin, method and apparatus for producing a densified skin on a foam plank | David P. Zettel, Said Farha | 2007-04-10 |
| 6716379 | Polymer foam plank with densified skin, method and apparatus for producing a densified skin on a foam plank | David P. Zettel, Said Farha | 2004-04-06 |
| 6225363 | Foamable composition using high density polyethylene | Gary R. Wilkes, Ronnie D. Kisner | 2001-05-01 |
| 6069183 | Foamable composition using high density polyethylene | Gary R. Wilkes, Ronnie D. Kisner | 2000-05-30 |
| 5817705 | Short time frame process for producing extruded closed cell low density propylene polymer foams | Gary R. Wilkes, Kim A. Bly, Harris A. Dunbar, Eugene R. Uhl | 1998-10-06 |
| 5190814 | Non-dusting window envelope film utilizing a particulate anti-flecking agent | Stephen I. Foster, Gail S. Nonnemacher | 1993-03-02 |
| 5009953 | Non-dusting window envelope film utilizing a particulate anti-flecking agent | Stephen I. Foster, Gail S. Nonnemacher | 1991-04-23 |
| 4961800 | Non-dusting window envelope film utilizing a waxy anti-flecking agent | Stephen I. Foster | 1990-10-09 |