Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10344405 | Device for cleaning roller surfaces of a drafting arrangement | Jindrich Vondruska, Lauro Peter | 2019-07-09 |
| 5562206 | Container for several objects | — | 1996-10-08 |
| 4676960 | Process for concentrating waste products arising during the manufacture of carbon electrodes | Ary A. Kooijman, Robert Engelsman, Werner Fischer | 1987-06-30 |
| 4428679 | Process for mixing and cooling electrode material | Werner Fischer, Max Hanni | 1984-01-31 |