Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6276446 | Recooling system | Rudolf Lehmann, Siegfried Munch | 2001-08-21 |
| 4855893 | Apparatus for the low-loss wiring of the semiconductor switching elements of a three-level inverter | — | 1989-08-08 |
| 4778277 | Mixing device | Helmut Walter, Eckhard Fischer | 1988-10-18 |
| 4636363 | Apparatus and method for conditioning radioactive wastes for ultimate storage | Siegfried Meininger, Eckhard Fischer, Dietmar Bege | 1987-01-13 |
| 4634943 | Control device for a direct current semiconductor regulator | Horst Reick | 1987-01-06 |
| 4414475 | Shielding container for storing weak to medially active waste | Erich Marr | 1983-11-08 |
| 4191993 | Inverter comprising at least two controllable load thyristors | Werner Kuehnel | 1980-03-04 |
| 4191994 | Inverter comprising at least two controllable load thyristors | Werner Kuehnel | 1980-03-04 |