Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4488362 | Capacitive high-frequency drying apparatus | — | 1984-12-18 |
| 4428127 | Drying apparatus for dyeing bobbins in the textile industry | — | 1984-01-31 |
| 4392230 | Method and apparatus for the manufacture of silicon by crucible-free zone melting | Wolfgang Keller, Karl Simon Schmidt | 1983-07-05 |
| 4268758 | Arrangement for suppressing high frequency currents in bearings of shafts | — | 1981-05-19 |
| 4267461 | Arrangement for suppressing high frequency currents in bearings of shafts | — | 1981-05-12 |
| 4218830 | Device for drying the sizing of spun glass filaments or the like | — | 1980-08-26 |