Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6846551 | Multilayer film structures having improved seal and tear properties | Roger P. Genske, Erin M. Duffy | 2005-01-25 |
| 6475578 | Flexible packaging peelable seal system | Lisa King Gerrits, Paul T. Greisinger | 2002-11-05 |
| 5882749 | Easy-opening reclosable package | Gregory K. Jones, Richard M. Ziegert, Gregory J. Seeke | 1999-03-16 |
| 5874155 | Easy-opening flexible packaging laminates and packaging materials made therefrom | Joseph C. Hsu, David J. Haas, Jay D. Hodson | 1999-02-23 |
| 5071686 | Films of polypropylene blends and polyethylene blends and articles made therewith | Roger P. Genske, Yong Joo Kim, Richard E. Johnson, R. Daniel Webster, Leonard F. Czuba | 1991-12-10 |
| 5011719 | Polymeric compositions and films | Richard E. Johnson, Yong Joo Kim | 1991-04-30 |
| 4910085 | Multiple layer packaging films and packages formed thereof | Jean E. Raniere, Steven L. Smith, Richard E. Johnson | 1990-03-20 |
| 4803102 | Multiple layer packaging films and packages formed therefrom | Jean E. Raniere, Steven L. Smith, Richard E. Johnson | 1989-02-07 |
| 4778697 | Polymeric films | Roger P. Genske, Yong Joo Kim, Richard E. Johnson, R. Daniel Webster, Leonard F. Czuba | 1988-10-18 |
| 4407874 | Sterilizable flexible packaging structure | — | 1983-10-04 |