Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8894403 | Pressware forming apparatus, components therefore and methods of making pressware therefrom | Albert D. Jones, Mark B. Littlejohn, Thomas Zelinski, Kenneth J. Zirbel | 2014-11-25 |
| 8430660 | Pressware forming apparatus, components therefore and methods of making pressware therefrom | Albert D. Johns, Mark B. Littlejohn, Thomas Zelinski, Kenneth J. Zirbel | 2013-04-30 |
| 8047834 | Segmented pressware die set with anti-twist guide keys | Mircea Sofronie, Albert D. Johns, Mark B. Littlejohn, Kenneth J. Zirbel, Gary J. Reif | 2011-11-01 |