Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6827781 | Device for humidifying a material web | Franz Knopf | 2004-12-07 |
| 6748855 | Device and method for blocking a stack of stacked objects | Franz Knopf, Hermann Kunzig | 2004-06-15 |
| 6508174 | Electrostatic printing aid | Franz Knopf, Thomas Ludwig | 2003-01-21 |
| 6504700 | Active discharge collector for minimizing positive and/or negative charges on moving material webs | Franz Knopf | 2003-01-07 |
| 6445562 | Method and device for electrostatic charging | Hermann Kunzig, Franz Knopf | 2002-09-03 |
| 6285032 | Device for removing the gaseous laminar boundary layer of a web | Franz Knopf | 2001-09-04 |
| 6159555 | Method and device for electrostatic charging | Hermann Kunzig, Franz Knopf | 2000-12-12 |
| 6102651 | Stacking device for a conveyor tray | Hermann Kuenzig, Iwan Christ | 2000-08-15 |
| 6015257 | Device for forming a stack on a transport table | Hermann Kunzig | 2000-01-18 |
| 5868546 | Device for forming a stack on a transport table | Hermann Kunzig | 1999-02-09 |
| 5517384 | Compound surface-charging electrode | Franz Knopf | 1996-05-14 |
| 5322011 | Pressure cylinder with electrostatically assisted ink transfer | Franz Knopf | 1994-06-21 |
| 5275103 | Device for increasing heat transmission to the cooling cylinders in rotary-offset machines | — | 1994-01-04 |
| D324316 | Printers' table for use in reproducing human eye color perceptions | — | 1992-03-03 |
| 5044275 | Electrostatic printing assist system | Franz Knopf, Herman Kunzig | 1991-09-03 |
| 4835808 | Probe for removing dust from moving webs | Hermann Kunzig | 1989-06-06 |
| 4686069 | Air humidifier | Hermann Kunzig | 1987-08-11 |