Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8150649 | Method for operating an automation system | Thomas Borger, Walter Kreb, Ulrich Lehmann, Hans-Günther Sieberling, Raimund Trockel | 2012-04-03 |
| 7512727 | Redundant control system having a peripheral unit for an automation device | Walter Kreb, Ulrich Lehmann | 2009-03-31 |
| 6904388 | Method for preventing or minimizing operational failures in a technical installation | Herbert Grieb, Karl-Heinz Kirchberg, Edmund Linzenkirchner, Erich Merz | 2005-06-07 |