Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6644624 | Liquid discharge assembly | — | 2003-11-11 |
| 6610203 | Liquid filter, particularly for oil or fuel in an internal combustion engine | — | 2003-08-26 |
| 6558536 | Liquid filter with a cooler | Martin Weindorf, Herbert Dreher | 2003-05-06 |
| 6517710 | Structural assembly with an oil filter for an internal combustion engine | Roland Hartmann, Hans-Werner Holch | 2003-02-11 |