Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D537513 | Air purifier | — | 2007-02-27 |
| 6946103 | Air purifier with electrode assembly insertion lock | — | 2005-09-20 |
| 6208948 | Computer-assisted diagnostic device and diagnostic process for electronically controlled systems | Michael R. Klingler | 2001-03-27 |
| 5246578 | Filter press and cleaning means therefor | Hans Kach | 1993-09-21 |
| 4362616 | Apparatus for moving the filter plates of a filter press | Gerd-Peter Gehrmann | 1982-12-07 |