Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5609105 | Sheet-conveying drum for printing machines | Roland Holl | 1997-03-11 |
| 5272975 | Throw-on/throw-off device for a blanket cylinder with a printing speed dependent control system for a sheet-fed offset press | Horst Klingler, Roland Holl | 1993-12-28 |
| 5189957 | Sheet-conveying drum for skew register correction | Ingo Kobler, Roland Holl | 1993-03-02 |
| 5167187 | Throw-on/throw-off device for a blanket cylinder in the printing unit of a sheet-fed offset press | Roland Holl | 1992-12-01 |
| 5152186 | Gearwheel for the drive of offset press cylinders | Josef Mathes | 1992-10-06 |
| 5142981 | Printing speed dependent throw on/off control system for a sheet-fed offset press | Horst Klingler | 1992-09-01 |
| 4981078 | Device for cleaning the work surfaces of a work machine, more particularly in a printing press | Roland Holl | 1991-01-01 |
| 4852491 | Device for the in-register transfer of sheets between the printing units of a multicolor press | Roland Holl | 1989-08-01 |
| 4759290 | Device for controlling grippers in sheet-fed rotary presses | Roland Holl | 1988-07-26 |
| 4664032 | Vertically adjustable gripper supports for the grippers of reversing drums of perfecting presses | Paul Abendroth, Roland Holl, Josef Mathes | 1987-05-12 |
| 4583459 | Sheet-fed printing machine with means for cutting sheets longitudinally | Paul Abendroth, Roland Holl, Wolfgang Schales | 1986-04-22 |
| 4295421 | Safety device for guarding nips in a sheet-fed rotary printing press | Paul Abendroth | 1981-10-20 |