Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5609293 | Lined and coated corrugated paperboard package systems for modified atmosphere packaging of fresh fruits and vegetables | Chiu H. Wu, William Duncan Powrie, Hannu K. Tykkaelae | 1997-03-11 |
| 5575418 | Corrugated paperboard package systems with gas-permeable plastic membranes for modified atmosphere packaging of fresh fruits and vegetables and cut flowers | Chiu H. Wu, Bo Matstoms, William Duncan Powrie | 1996-11-19 |