Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6537457 | Method for treating circulating water from an enamelling line | Johannes Lindemann, Karl Manderscheid | 2003-03-25 |
| 6475295 | Method for cleaning the paint feeding parts of a painting installation, especially the paint lines | Alfred Bohnes, Johannes Lindemann, Karl Manderscheid | 2002-11-05 |
| 6432220 | Process for the preliminary treatment of a metallic workpiece before coating | Johannes Lindemann, Karl Manderscheid, Rainer Kluth | 2002-08-13 |