Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6524434 | Tubular device in a bagging machine | Herbert Stotkiewitz, Wolfgang Bloch, Frank Kurz, Alexander Lutz, Hans Schaefer +1 more | 2003-02-25 |
| 5782266 | Pressure relief valve for a packaging container | — | 1998-07-21 |
| 5727881 | Overpressure valve for a packaging container | — | 1998-03-17 |
| 5724792 | Apparatus for producing bag packages | Joerg Starkmann, Christoph LAMPL, Holger Lachenmaier, Wolfgang Bischet, Gerald Keicher | 1998-03-10 |
| 5581984 | Tubular bag machine having a device for keeping the inside of a flexible film tube free from dust in its sealing region | Herbert Stotkiewitz, Anton Nieskens | 1996-12-10 |
| 5553942 | Laminate for producing packaging containers | Herbert Stotkiewitz, Guenther Voegele, Bernd Neugart, Mathias Duelfer, Jelco Klimaschewski +2 more | 1996-09-10 |
| 5445870 | Method of producing overpressure valve for packaging containers | Norbert Buchner, Manfred Reichert, Herbert Stotkiewitz, Bernd Wilke | 1995-08-29 |
| 5427839 | Overpressure valve for packaging containers | Norbert Buchner, Manfred Reichert, Herbert Stotkiewitz, Bernd Wilke, Sabine Zimmermann +2 more | 1995-06-27 |
| 5326176 | Overpressure valve for packaging containers | — | 1994-07-05 |
| 5263777 | Overpressure valve for packaging containers | — | 1993-11-23 |
| 5178023 | Method and apparatus for sealing a packaging container overpressure valve | Fritz Gaukler | 1993-01-12 |
| 5097648 | Apparatus for evacuating and closing bag package | Joachim Berner, Norbert Buchner, Manfred Reichert, Herbert Stotkiewitz | 1992-03-24 |
| 4971218 | Packing container with a tear off arrangement | Norbert Buchner | 1990-11-20 |
| 4690667 | Method for producing a packaging container having a pressure relief valve | — | 1987-09-01 |
| 4653661 | Packaging container having a pressure relief valve | Norbert Buchner | 1987-03-31 |
| RE32018 | Method of producing sealed packaging containers | Walter Saur | 1985-11-05 |
| 4290253 | Method of producing sealed packaging containers | Walter Saur | 1981-09-22 |