Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5810497 | Reservoir, in particular for a cosmetic such as nail enamel or the like | Gunter Bachmann, Norbert Dumler, Dieter Wolfsgruber | 1998-09-22 |
| 5535236 | Preheating device | — | 1996-07-09 |
| 5299745 | Process for the preparation of a dry aggregate for the production of electrodes | — | 1994-04-05 |
| 4811934 | Hydraulically damped resilient mounting | Jurgen Bebermeier, Jurgen Heitzig, Gunter Eberhard | 1989-03-14 |
| 4676960 | Process for concentrating waste products arising during the manufacture of carbon electrodes | Felix Keller, Ary A. Kooijman, Robert Engelsman | 1987-06-30 |
| 4621795 | Hydraulically damped resilient mounting | Gunter Eberhard, Jurgen Heitzig | 1986-11-11 |
| 4436607 | Anode superstructure of a fused salt electrolytic cell and pot room fitted out with same | — | 1984-03-13 |
| 4428679 | Process for mixing and cooling electrode material | Felix Keller, Max Hanni | 1984-01-31 |
| 4421625 | Lower part of a fused salt electrolytic cell | Ernst Bosshard | 1983-12-20 |
| 4406767 | Anode hooding system for a fused salt electrolytic cell | — | 1983-09-27 |
| 4334960 | Process for treating partially desulfurized coke | Kurt Brandenberger, Alfred Feichtinger | 1982-06-15 |
| 4273331 | Tennis-racket | — | 1981-06-16 |
| 4190249 | Tennis racket and method of making same | — | 1980-02-26 |