Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6173517 | Luminous display element with a light coupled into a light conducting housing | Wolfgang Eibner, Hartmut Illner | 2001-01-16 |
| 4569693 | Process for improving the flowability and increasing the bulk density of high-surface area valve metal powders | Axel Hoppe, Uwe Papp, Rudiger Wolf | 1986-02-11 |
| 4548672 | Process for treating the surface of valve metals with chalcogens | Axel Hoppe, Uwe Papp, Rudiger Wolf | 1985-10-22 |
| 4537641 | Process for producing valve-metal anodes for electrolytic capacitors | Axel Hoppe, Uwe Papp, Rudiger Wolf | 1985-08-27 |
| 4512805 | Valve metal powder doped with boron | Uwe Papp, Dieter Behrens | 1985-04-23 |
| 4483819 | Production of highly capacitive agglomerated valve metal powder and valve metal electrodes for the production of electrolytic capacitors | Uwe Papp | 1984-11-20 |