Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6401472 | Refrigerant compressor apparatus | Guenter Dittrich, Helmut Barowsky, Wolfgang Sandkoetter | 2002-06-11 |
| 6325175 | Shaft seal for a refrigerant compressor | Guenter Dittrich | 2001-12-04 |
| 6131406 | Refrigerant compressor | Helmut Barowsky | 2000-10-17 |
| D394068 | Compressor | Helmut Barowsky | 1998-05-05 |