Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7805209 | Light barrier having separate output signals | Andreas Bechtel, Ulrich Grimm, Lutz Pfaff | 2010-09-28 |
| 6883431 | Safety device and method for monitoring a hazardous area that cannot be looked at in a printing machine | Uwe Fischer, Hans-Peter Hiltwein, Dirk Naumann, Michael A. Rehberg | 2005-04-26 |
| 6845288 | Method and device for measuring a position of a passing sheet | Frank Pierel, Helmut Buck | 2005-01-18 |
| 6561509 | Monitoring apparatus for the sheet feed to a sheet-processing machine, and method of monitoring the sheet stream structure/the sheet stream | Peter Kettenmann, Hans Butterfass, Robert Muller, Thomas Wolf, Martin Reuter | 2003-05-13 |