Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6392347 | Industrial truck with a voltage transformer to supply pulsed DC to a lamp | Franz-Josef Arping, Berthold Hacker | 2002-05-21 |
| 6023128 | Electroluminescent layer arrangement with organic spacers joining clusters of nanomaterial | Werner Gruenwald, Martin Hueppauff, Claus Schmidt, Dieter Fenske, Guenter Schmid | 2000-02-08 |
| 5983646 | Cooling apparatus for a high-frequency receiver | Matthias Klauda, Claus Schmidt | 1999-11-16 |
| 5770546 | Superconductor bandpass filter having parameters changed by a variable magnetic penetration depth | Klaus Voigtlaender, Matthias Klauda, Claus Schmidt | 1998-06-23 |
| 5721195 | Dual mode planar superconductive resonator and filter including a Josephson junction for varying mode coupling | Klaus Voigtlaender, Matthias Klauda, Claus Schmidt | 1998-02-24 |
| 5678518 | Auxiliary starter, particularly for diesel engines | Werner Gruenwald | 1997-10-21 |
| 5648747 | Planar filter having an overcoupling stripline an integral multiple of a half wavelength in length | Matthias Klauda, Stefan Mueller, Claus Schmidt | 1997-07-15 |
| 4909807 | Welding and backing ring arrangement for an electric cell | Rainer Klink | 1990-03-20 |
| 4789582 | Heat retention device for windows, doors and the like | Klaus Brill | 1988-12-06 |
| 4562967 | Multi-nozzle head | Robert Weible | 1986-01-07 |
| 4532181 | Multilayer web for reducing loss of radiant heat | Klaus Brill | 1985-07-30 |
| 4450201 | Multiple-layer heat barrier | Klaus Brill | 1984-05-22 |
| 4365648 | Check valve | — | 1982-12-28 |
| 4241356 | Recording medium for thermographic recording of data items | Klaus Brill | 1980-12-23 |