Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6565645 | Water-resistant hydraulically setting compositions | Johann Klein, Gaby Schilling, Thomas Fandel, Wolfgang Klauck | 2003-05-20 |
| 5064076 | Sorting process and apparatus | Egon Braun, Albert Kling, Karl M Heil | 1991-11-12 |
| 5042947 | Scrap detector | Manfred Potzschke, Kristian Hohla, Thomas R. Loree | 1991-08-27 |
| 4883584 | Process of separating special steel components from lump shredder scrap | Bernd Nichtweiss | 1989-11-28 |
| 4620886 | Method of making aluminum rivets with high ductility retention | Peter Wincierz | 1986-11-04 |
| 4572735 | Process for sorting metal particles | Manfred Poetzschke | 1986-02-25 |