Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6868788 | Method and device for utilizing the waste heat that has accumulated during the supply of forced draught/compressed air to a printing press | Bernhard Radermacher, Walter Winkelstroter, Dirk Schäfer, Michael Werth, Wolfgang Mohr | 2005-03-22 |
| 5364228 | Turbine for gas compression | Dieter Frohn, Carldieter Hollmann, Walter Winkelstroter, Frank Diedrichsen | 1994-11-15 |
| 5303253 | Flowing gas laser | Bernd Ellinghaus, Frank Diedrichsen, Walter Winkelstroter, Dieter Frohn | 1994-04-12 |
| D328304 | Rotary fluid flow machine | Dieter Frohn, Bernhard Hanitsch, Michael Osenberg, Detlef Radtke | 1992-07-28 |
| 5100308 | Vane pump with adjustable housing and method of assembly | Friedhelm Gevelhoff, Detlef Radtke, Dieter Frohn | 1992-03-31 |
| 4729724 | Blower for propelling a continuous gas stream with inflatable gas seals | Hartmut Lelickens, Herbert Schramm | 1988-03-08 |
| 4456433 | Method for assembling a single-flow turbomolecular vacuum pump, and a turbomolecular vacuum pump assembled by said method | Hansen Pfaff | 1984-06-26 |