Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7579679 | Chipcard with contact areas and method for producing contact areas | Frank Puschner, Wolfgang Schindler, Peter Stampka | 2009-08-25 |
| 7192509 | Process for producing a metal structure in foam form, a metal foam, and an arrangement having a carrier substrate and a metal foam | Andreas Karl, Andreas Muller-Hipper | 2007-03-20 |
| 6984446 | Process for producing a metal layer on a substrate body, and substrate body having a metal layer | Harald Gundlach, Andreas Muller-Hipper | 2006-01-10 |
| 5041146 | Filter apparatus | — | 1991-08-20 |
| 4938787 | Filter device and filter apparatus comprising such filter devices | — | 1990-07-03 |