Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6787227 | High-tenacity yarn with profiled filaments | Ralf Koehnen, Frank Leymann, Britta Konrad, Gerhard Berberich, Andreas Tulke +1 more | 2004-09-07 |
| 6450211 | Weaving process for a high-density fabric on a water-jet loom | Frank Leymann | 2002-09-17 |
| 6258414 | Process for siliconizing industrial woven fabrics | Britta Sternberg, Frank Leymann, Werner Bernlohr, Volker Siejak, Hans Ulrich Eichert | 2001-07-10 |
| 5657798 | Intermingled synthetic filament yarn for manufacturing industrial woven fabrics | Wolf R. Krummheuer, Volker Siejak, Marcus Weber | 1997-08-19 |
| 5581856 | Process for the production of uncoated technical fabrics with low air permeability | Wolf R. Krummheuer, Volker Siejak | 1996-12-10 |
| 5554424 | Airbag and fabric for manufacturing same | Wolf R. Krummheuer, Volker Siejak | 1996-09-10 |
| 5508073 | Uncoated fabric for manufacturing air bags | Wolf R. Krummheuer, Dieter Kaiser, Volker Siejak | 1996-04-16 |
| 5477890 | Integrated weaving and wet treatment method for manufacturing uncoated industrial woven fabrics | Wolf R. Krummheuer, Volker Siejak | 1995-12-26 |
| 5356680 | Industrial fabrics of controlled air permeability and high ageing resistance and manufacture thereof | Wolf R. Krummheuer, Volker Siejak | 1994-10-18 |
| 5131434 | Manufacture of an air bag fabric | Wolf R. Krummheuer, Volker Siejak | 1992-07-21 |
| 5093163 | Uncoated fabric for airbags | Wolf R. Krummheuer, Volker Siejak | 1992-03-03 |