Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669814 | Multi-ply paperboard prepared from recycled materials and methods of manufacturing same | James Hansen, Roberto Balaguer, Jr., Jeffrey M. Leitinger, Thomas F. Barton | 2003-12-30 |