Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688396 | Oil filter including an angled mounting surface | Wilhelm Ardes | 1997-11-18 |
| 5670203 | Process for potting components in an impregnating compound | Josef Terhardt, Peter Ruger | 1997-09-23 |
| 5660729 | Filter cartridge for a filter for filtering liquid or gaseous media | — | 1997-08-26 |
| 5603829 | Device for centrifugally and mechanically separating particulate contaminants from lube oil | — | 1997-02-18 |