Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5887781 | Hexagonal paperboard carton with thermoformed reinforcing lid | Ronald P. Marx, Mark B. Littlejohn, Norman G. Turner, James L. Capo | 1999-03-30 |
| 5326020 | Rigid paperboard container | Mark B. Littlejohn, Denny R. Garns, Erland Sandstrom | 1994-07-05 |
| 5128522 | Resistance heater for a carryout pizza package or other food items | Ronald P. Marx | 1992-07-07 |
| 4764253 | Method for controlling feed of foamed fiber slurries | Bruce W. Janda, Robert S. Thut | 1988-08-16 |
| 4686006 | Apparatus and method for the manufacture of fibrous webs | Robert J. Marinack, Johannes A. Van den Akker, Douglas L. Lindgren | 1987-08-11 |
| 4543156 | Method for manufacture of a non-woven fibrous web | Douglas L. Lindgren, Robert J. Marinack, Bruce W. Janda, Robert S. Thut, John T. Larkey +1 more | 1985-09-24 |
| 4498956 | Apparatus and method for the manufacture of a non-woven fibrous web | Douglas L. Lindgren, Robert J. Marinack, Bruce W. Janda, Robert S. Thut, John T. Larkey +1 more | 1985-02-12 |
| 4443297 | Apparatus and method for the manufacture of a non-woven fibrous web | Douglas L. Lindgren, Robert J. Marinack, Bruce W. Janda, Robert S. Thut, John T. Larkey +1 more | 1984-04-17 |
| 4443299 | Apparatus and method for the manufacture of a non-woven fibrous web | Douglas L. Lindgren, Robert J. Marinack, Bruce W. Janda, Robert S. Thut, John T. Larkey +1 more | 1984-04-17 |