Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5356028 | Folding box with inner bag and process for manufacturing same | Wolf-Dieter Knorrich | 1994-10-18 |
| 5314088 | Cardboard packaging for liquids | Wolf-Dieter Knorrich, Joachim W. Dziallas, George Plester, Georg Troska | 1994-05-24 |
| 5275332 | Cardboard box for pourable material, in particular liquids | Michael Fuchs, Manfred Hoffmann, Peter Krekow, Thomas Rossle, Ernst Wohrle | 1994-01-04 |
| 5246162 | Cardboard box for pourable material, in particular liquids | Michael Fuchs, Helmut Sieber | 1993-09-21 |
| 5147062 | Paper pack container with internal bag for receiving fluids | Karl-Josef Ehrhart | 1992-09-15 |
| 5048691 | Container with an inner pouch | Wolf-Dieter Knorrich | 1991-09-17 |
| 4890772 | Transport and storage container for concentrates of beverages or the like | Wolf-Dieter Knorrich, Joachim W. Dziallas | 1990-01-02 |
| 4572422 | Container with inner pouch and reclosable spout | Wolf-Dieter Knorrich, Karl-Josef Ehrhart | 1986-02-25 |
| 4245743 | Tear-open packing means, particularly for liquids such as oil or similar | — | 1981-01-20 |