Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5657798 | Intermingled synthetic filament yarn for manufacturing industrial woven fabrics | Volker Siejak, Hans A. Graefe, Marcus Weber | 1997-08-19 |
| 5612124 | Fabrics of high thermal stability | Volker Siejak | 1997-03-18 |
| 5581856 | Process for the production of uncoated technical fabrics with low air permeability | Hans A. Graefe, Volker Siejak | 1996-12-10 |
| 5554424 | Airbag and fabric for manufacturing same | Volker Siejak, Hans A. Graefe | 1996-09-10 |
| 5508073 | Uncoated fabric for manufacturing air bags | Dieter Kaiser, Hans A. Graefe, Volker Siejak | 1996-04-16 |
| 5477890 | Integrated weaving and wet treatment method for manufacturing uncoated industrial woven fabrics | Volker Siejak, Hans A. Graefe | 1995-12-26 |
| 5356680 | Industrial fabrics of controlled air permeability and high ageing resistance and manufacture thereof | Hans A. Graefe, Volker Siejak | 1994-10-18 |
| 5131434 | Manufacture of an air bag fabric | Hans A. Graefe, Volker Siejak | 1992-07-21 |
| 5093163 | Uncoated fabric for airbags | Hans A. Graefe, Volker Siejak | 1992-03-03 |
| 4405341 | Resin coated fabric | Juergen Jaschek | 1983-09-20 |