Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6541118 | Insulator having a porcelain body and a hydrophobic coating | Alfred Baalmann, Otto-Diedrich Hennemann, Klaus-Dieter Vissing | 2003-04-01 |
| 6497923 | Method for producing an electrical insulator | Alfred Baalmann, Otto-Diedrich Hennemann, Klaus-Dieter Vissing | 2002-12-24 |
| 6475941 | Method for producing porcelain, porcelain and ceramic isolator formed from porcelain | — | 2002-11-05 |
| 6426150 | Surface-modified insulator and method of modifying the surface of an insulator | Peter Jenkner, Eckhard Just | 2002-07-30 |
| 6153496 | Process for the production of polycrystalline silicon mouldings substantially free of edge regions and the use of these mouldings | Christian Hassler | 2000-11-28 |