Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5322262 | Bearing device for the threaded sleeve of a valve stem | Manfred Bartoschek | 1994-06-21 |
| 5217205 | Housing seat for a gate valve | Manfred Bartoschek | 1993-06-08 |
| 5188339 | Sheet metal housing for valves | Manfred Bartoschek | 1993-02-23 |
| 5178365 | Shut off or control valve | Manfred Bartoschek | 1993-01-12 |
| 5161780 | Spindle seal for a shutoff valve | Manfred Bartoschek | 1992-11-10 |
| 5082425 | Centrifugal pump impeller | Axel Reil, Rolf Scherer, Jorg Starke, Renzo Ghiotte | 1992-01-21 |
| 4775295 | Centrifugal pump casing | Jorg Starke, Rolf Scherer, Renzo Ghiotto | 1988-10-04 |
| 4720242 | Centrifugal pump impeller | — | 1988-01-19 |