Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701644 | Method for producing self-crimping polymer bi-component fibers | Werner Kaegi, Werner Stibal, Gunther Schaech, Rainer Straub | 1997-12-30 |
| 5647110 | System for the continuous production of building elements | Klaus Ritter, Gerhard Ritter | 1997-07-15 |
| 5631496 | Semiconductor component having a passivation layer and method for manufacturing same | Albert Hammerschmidt, Rolf Schulte | 1997-05-20 |