Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6794050 | Transparent polyester film with enhanced water vapor barrier, its production and use | Herbert Peiffer | 2004-09-21 |
| 6794051 | Transparent polyester film with enhanced water vapor barrier, its production and use | Herbert Peiffer | 2004-09-21 |
| 6787218 | Transparent polyester film having a high oxygen barrier and process for its production | Herbert Peiffer, Richard L. Davis | 2004-09-07 |
| 6787219 | Transparent polyester film having at least three layers and process for its production | Herbert Peiffer | 2004-09-07 |
| 6730406 | Matt, UV stable, flame-retardant co-extruded polyester film, a method for the production thereof and the use of the same | Ursula Murschall, Ulrich Kern, Guenther Crass | 2004-05-04 |
| 6703119 | Biaxially oriented polyester film having a high oxygen barrier and process for its production | Herbert Peiffer, Richard L. Davis | 2004-03-09 |