Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5753116 | Coolant filter | Bernhard Batram, Jorg Homberger | 1998-05-19 |
| 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 |
| 5552459 | Highly filled epoxy casting resin compositions | Werner Hollstein, Claus W. Rabener, Peter R uger | 1996-09-03 |
| 5538626 | Liquid filter | — | 1996-07-23 |
| 5366947 | Initiators for materials which can be polymerized cationically | Beat Muller | 1994-11-22 |
| 5296567 | Thermocurable compositions | Werner Margotte, Beat Muller | 1994-03-22 |
| 5179179 | Initiators for materials which can be polymerized cationically | Beat Muller | 1993-01-12 |
| 5176483 | Detachment lock for a bolt connection | Christian Boehnke | 1993-01-05 |
| 5130406 | Initiators for materials which can be polymerized cationically | Beat Muller | 1992-07-14 |
| 5047376 | Curing combination for cationically polymerizable materials | Kurt Meier, Werner Margotte, Beat Muller | 1991-09-10 |
| 4948503 | Oil filter cover in combination with an oil filter cartridge | Norbert Prinz | 1990-08-14 |
| 4906365 | Filter for cleaning lubricating oil | Norbert Prinz | 1990-03-06 |
| 4811719 | Fuel preheater | — | 1989-03-14 |
| 4793407 | Heat exchanger for two fluid media | — | 1988-12-27 |
| 4729427 | Heat exchanger | — | 1988-03-08 |
| 4716185 | Curable mixtures based on diglycidyl compounds and metal complex compounds | Claus W. Rabener, Hans-Peter Horner | 1987-12-29 |
| 4395826 | Apparatus for determining a foot size | Pierre Bidegain, Georges C. Bidegain, Rolf Baumann | 1983-08-02 |
| D266552 | Footgauge | Pierre Bidegain, Georgy Bidegain, Rolf Baumann, Peter Stielhoff | 1982-10-19 |
| 4321351 | Process for the production of epoxy resin castings | Paul Zuppinger | 1982-03-23 |
| 4294014 | Apparatus for determining the shoe size corresponding to a foot | Pierre Bidegain | 1981-10-13 |