Issued Patents All Time
Showing 76–83 of 83 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6293981 | Arrangement of an air filter and a membrane carburetor | Hans Holderle, Stefan Kummermehr, Helmut Zimmermann, Bernd Knodler, Horst Denner | 2001-09-25 |
| 6170604 | Exhaust gas muffler | Bernhard Durr | 2001-01-09 |
| 6102987 | Process for the removal of CO.sub.2 and sulfur compounds from industrial gases, in particular from natural gas and raw synthesis gas | Manfred Gross, Bärbel Kolbe, Werner Pohl | 2000-08-15 |
| 6041890 | Exhaust gas muffler for the combustion engine of a portable working tool | Gunter Wolf | 2000-03-28 |
| 5959262 | Exhaust-gas muffler | — | 1999-09-28 |
| 5714724 | Muffler mounted in a pipe | — | 1998-02-03 |
| 5607594 | Process for purifying an aqueous methyldiethanolamine solution | Werner Pohl | 1997-03-04 |
| 5434187 | Eye drops | Ido Egerer | 1995-07-18 |