Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6913808 | Barrier film having high colorless transparency and method | Roger W. Phillips, Lauren R. Wendt, David W. Todd, Charles T. Markantes | 2005-07-05 |
| 6576294 | Method for forming barrier film | Roger W. Phillips, Lauren R. Wendt, David W. Todd, Charles T. Markantes | 2003-06-10 |
| 5792550 | Barrier film having high colorless transparency and method | Roger W. Phillips, Lauren R. Wendt, David W. Todd | 1998-08-11 |