Issued Patents 1989
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886261 | Sheet feeder for a printing machine | — | 1989-12-12 |
| 4881181 | Process for the determination of controlled variables for the inking unit of printing presses | Gerhard Loffler | 1989-11-14 |
| 4856903 | Electronic device for determining a register error in multi-color printing machines | Helmut Kipphan, Hans Ott, Jean-Pierre Graf | 1989-08-15 |
| 4846061 | Gripper device for a printing machine | Dieter Bergmeier | 1989-07-11 |
| 4843966 | Ink duct with an ink metering device for offset printing and letterpress machines | Karl-Heinz Filsinger | 1989-07-04 |
| 4838163 | Drive system with drive means for axial reciprocation of distributor rollers of an inking unit | Werner Weber | 1989-06-13 |
| 4831931 | Device for tensioning a flexible printing plate on a plate cylinder of a rotary printing machine | Lothar Stadler | 1989-05-23 |
| 4831825 | Device for feeding energy to a cylinder | — | 1989-05-23 |
| 4830355 | Sheet transfer apparatus for rotary printing presses | — | 1989-05-16 |