Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4712476 | Device for securing flexible printing plates under tension on a plate cylinder of a rotary printing machine | — | 1987-12-15 |
| 4702469 | Apparatus and method for aligning sheets | Gerhard Pollich | 1987-10-27 |
| 4699055 | Device for metering ink in offset printing presses | — | 1987-10-13 |
| 4681455 | Method of determining the area coverage of a printed original or printing plate for printing presses | Helmut Kipphan, Gerhard Loffler | 1987-07-21 |
| 4679502 | Register system for in-register alignment or orientation of a flexible printing plate | — | 1987-07-14 |
| 4669715 | Sheet turning device for small offset printing machines or printing units | — | 1987-06-02 |
| 4667952 | Guiding drum for sheet-fed printing machines, especially for cardboard | Willi Becker | 1987-05-26 |
| 4621575 | Printing unit of an offset rotary printing machine | — | 1986-11-11 |
| 4615520 | Apparatus and method for aligning sheets | Gerhard Pollich | 1986-10-07 |
| 4613125 | Method and device for feeding sheets in register in a sheet-processing machine | — | 1986-09-23 |
| 4610201 | Printing unit with short inking device | — | 1986-09-09 |
| 4606269 | Register adjustment device for a rotary printing machine | Anton Rodi | 1986-08-19 |
| 4606633 | Test method for evaluating faults on printed sheets and webs and apparatus for performing the method | Gerhard Loffler | 1986-08-19 |
| 4603641 | Device for register-maintaining alignment of a flexible printing plate of a plate cylinder of rotary printing machine | Nikolaus Spiegel | 1986-08-05 |
| 4591143 | Apparatus and method for in-register feeding of sheets | — | 1986-05-27 |
| 4588184 | Method of flow-feeding sheets | — | 1986-05-13 |
| 4573407 | Inking mechanism for offset printing machines | — | 1986-03-04 |
| 4572072 | Device for exchanging printing medium between zones offset with respect to one another in longitudinal direction of a roller in a printing unit of a rotary printing machine | — | 1986-02-25 |
| 4534289 | Cooling roller with different preselected cooling zones | Klaus Durrnagel, Hans-Georg Jahn | 1985-08-13 |
| 4502387 | Device for zone-wise metering of ink on an ink duct roller of an inking unit for printing presses | — | 1985-03-05 |
| 4485737 | Device for ink profile-dependent regulation dampening solution | — | 1984-12-04 |
| 4480547 | Ink duct for offset or letterpress printing machines | Rudi Junghans | 1984-11-06 |
| 4480542 | Device for ink profile-dependent regulation of dampening medium | — | 1984-11-06 |
| 4453467 | Ink metering device in an ink duct for offset or letterpress printing machines | — | 1984-06-12 |
| 4448533 | Apparatus for ensuring the quality of printed products | Hugo Rambausek, Rudolf-Karl Uhrig, Gerhard Loffler | 1984-05-15 |