Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6342828 | Resistor which is designed in the form of a column and is resistant to high current in particular a varistor on a metal-oxide base, and method for producing such a resistor | Michael Hagemeister, Wolfgang Kluge, Rene Rudolph | 2002-01-29 |
| 5861795 | Current-limiting resistor having PTC behavior | Joachim Glatz-Reichenbach, Felix Greuter, Gerhard Mauthe, Zdenek Pelanek, Jorgen Skindhoj +1 more | 1999-01-19 |
| 5767029 | Metal-ceramic composite material | — | 1998-06-16 |
| 5414403 | Current-limiting component | Felix Greuter, Ralf Strumpler | 1995-05-09 |
| 5313184 | Resistor with PTC behavior | Felix Greuter, Ralf Strumpler | 1994-05-17 |
| 5071828 | Process for the production of a crystal-oriented surface layer of a ceramic high temperature superconductor | Felix Greuter | 1991-12-10 |
| 4983261 | Method of applying a catalyst layer consisting of precious metals and/or precious metal compounds to a substrate of ceramic material | Gabriele Gerharz | 1991-01-08 |
| 4839007 | Method for purifying industrial waste water by direct oxidation of the organic pollutants | Rudiger Kotz, Samuel Stucki | 1989-06-13 |
| 4767729 | Process for the preparation of a voltage-dependent ceramic resistance based on ZnO, and a resistance produced by the process | Maged A. Osman, Roger Perkins, Friedrich Schmuckle | 1988-08-30 |
| 4603474 | Collector for an electric machine and method for its production | Jens Gobrecht | 1986-08-05 |