Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9324555 | Amalgam spheres for energy-saving lamps and their production | Calogero Di Vincenzo | 2016-04-26 |
| 8497622 | Amalgam spheres for energy-saving lamps and the manufacture thereof | Calogero Di Vincenzo | 2013-07-30 |
| 8227066 | Annular disc of bent sheet material | Dietmar Gentsch | 2012-07-24 |
| 7758917 | Method of producing an arc-erosion resistant coating and corresponding shield for vacuum interrupter chambers | Dietmar Gentsch | 2010-07-20 |
| 7297178 | Method and device for producing spherical metal particles | Bernd Kempf, Hans-Martin Ringelstein, Roland Fuchs, Calogero DiVicenzo | 2007-11-20 |
| 5352542 | Use of silver alloys as cadium-free brazing solder | Alexander Voelcker, Joerg Beuers, Sigurd Joensson, Dieter Kaufmann, Wolfgang Kaster | 1994-10-04 |
| 4943362 | Sputtering target for producing optically transparent layers and method of manufacturing these targets | Guenther Schlamp, Klaus P. Gall, Adolf Langer | 1990-07-24 |