Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7514871 | High-pressure gas-discharge lamp with improved temperature resistance | Robert Scholl, Rainer Hilbig, Achim Gerhard Rolf Körber, Johannes Baier, Dieter Leers | 2009-04-07 |
| 6646365 | Low-pressure mercury-vapor discharge lamp | Cornelis Johannes Maria Denissen, Cornelis Reinder Ronda, Volker Weiler | 2003-11-11 |
| 5444989 | Cold-storage cartridge | Reinhard Prandl | 1995-08-29 |
| 4709752 | Cooling arrangement for heat generating electrical components | Johann Schroder, Leo Bertram, Hugo Schemmann | 1987-12-01 |
| 4630023 | Electrical fuse | Simon Jonker, Johann Schroder, Henk V. De Weerdt | 1986-12-16 |
| 4220196 | Heat storage device | Faramarz Mahdjuri, Johann Schroder | 1980-09-02 |
| 4189393 | Heat storage material comprising lithium chlorate-trihydrate and a nucleating agent | Johann Schroder | 1980-02-19 |
| 4189394 | Heat storage material comprising calcium chloride-hexahydrate and a nucleating agent | Johann Schroder | 1980-02-19 |