Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6455150 | Multi-layer oriented heat sealable film structure of improved machinability | Karen Sheppard, Jay K. Keung, Francis Tran The-Dzuy, Benoit Ambroise | 2002-09-24 |
| 5667902 | High moisture barrier polypropylene-based film | Jay K. Keung | 1997-09-16 |