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Class Information
Number: 347/125
Name: Incremental printing of symbolic information > Electric marking apparatus or processes > Electrostatic > By information carrying flow of invisible charged particles > Specific ionographic head > Fluid assisted charged particle flow or generation
Description: Subject matter wherein a liquid or pressurized gas enhances the transport or generation of the charged particles.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7156515 |
Liquid material discharging method, liquid material discharging apparatus, and electronic device manufactured thereby |
Jan. 2, 2007 |
| 6982734 |
Printing on electrically writable media and electrically writable displays |
Jan. 3, 2006 |
| 6982735 |
Imaging systems and methods |
Jan. 3, 2006 |
| 6862031 |
Imaging systems and methods |
Mar. 1, 2005 |
| 6061074 |
Ion generator for ionographic print heads |
May. 9, 2000 |
| 5943082 |
Image recording apparatus using optical beam for applying a transfer bias of a polarity so as not to repel adhesive toner |
Aug. 24, 1999 |
| 5933177 |
Erase unit for ion deposition web-fed print engine |
Aug. 3, 1999 |
| 5867190 |
Image forming unit with control electrodes arranged to be electrically insulated from each other |
Feb. 2, 1999 |
| 5739841 |
Apparatus and method for grey level printing with uniformity correction |
Apr. 14, 1998 |
| 5526029 |
Method and apparatus for improving transcription quality in electrographical printers |
Jun. 11, 1996 |
| 5369427 |
Electrostatic recording head |
Nov. 29, 1994 |
| 5325121 |
Method and apparatus for correction of focusing artifacts in ionographic devices |
Jun. 28, 1994 |
| 5270741 |
Apparatus for generating ions in solid ion recording head with improved stability |
Dec. 14, 1993 |
| 5231428 |
Imaging device which compensates for fluctuations in the speed of an image receiving surface |
Jul. 27, 1993 |
| 5225856 |
Method and apparatus for correction of blooming artifacts in ionographic devices |
Jul. 6, 1993 |
| 5206669 |
Apparatus and method for selectively delivering an ion stream |
Apr. 27, 1993 |
| 5153618 |
Ionographic imaging system |
Oct. 6, 1992 |
| 5150135 |
Current sensing development control system for an ionographic printing machine |
Sep. 22, 1992 |
| 5138349 |
Apparatus for reducing the effects of ambient humidity variations upon an ionographic printing device |
Aug. 11, 1992 |
| 5130727 |
Feedback scheme for ionographic calibration |
Jul. 14, 1992 |
| 5087933 |
In situ inonographic uniformity correction |
Feb. 11, 1992 |
| 5081476 |
Ionographic printhead gating control for controlling charge density image defects due to surface velocity variations |
Jan. 14, 1992 |
| 5081475 |
Vertical line width control ionographic system |
Jan. 14, 1992 |
| 5072243 |
Electrostatic purge for an ion projection device |
Dec. 10, 1991 |
| 4996425 |
Method and apparatus for increasing corona efficiency in an ionographic imaging device |
Feb. 26, 1991 |
| 4973994 |
Method and apparatus for controlling ion trajectory perturbations in ionographic devices |
Nov. 27, 1990 |
| 4972212 |
Method and apparatus for controlling ion trajectory perturbations in ionographic devices |
Nov. 20, 1990 |
| 4958172 |
Charge transfer imaging cartridge |
Sep. 18, 1990 |
| 4951071 |
Resistive nib ionographic imaging head |
Aug. 21, 1990 |
| 4939543 |
Ionographic ozone filtering system |
Jul. 3, 1990 |
| 4899186 |
Ionographic device with pin array coronode |
Feb. 6, 1990 |
| 4896174 |
Transport of suspended charged particles using traveling electrostatic surface waves |
Jan. 23, 1990 |
| 4864331 |
Offset electrostatic imaging process |
Sep. 5, 1989 |
| 4853719 |
Coated ion projection printing head |
Aug. 1, 1989 |
| 4851865 |
Electrophotographic apparatus |
Jul. 25, 1989 |
| 4833492 |
Charge neutralization for plain paper electrography |
May. 23, 1989 |
| 4812860 |
Heater for ionographic marking head array |
Mar. 14, 1989 |
| 4799070 |
Ion flow electrostatic recording process and apparatus |
Jan. 17, 1989 |
| 4779107 |
Modulation electrodes having improved corrosion resistance |
Oct. 18, 1988 |
| 4743925 |
Modulation electrodes having improved corrosion resistance |
May. 10, 1988 |
| 4737805 |
Multifunction ionographic marking apparatus |
Apr. 12, 1988 |
| 4727388 |
Marking array having improved corrosion resistance |
Feb. 23, 1988 |
| 4646163 |
Ion projection copier |
Feb. 24, 1987 |
| 4644373 |
Fluid assisted ion projection printing head |
Feb. 17, 1987 |
| 4591885 |
Ion projection copier |
May. 27, 1986 |
| 4584592 |
Marking head for fluid jet assisted ion projection imaging systems |
Apr. 22, 1986 |
| 4538163 |
Fluid jet assisted ion projection and printing apparatus |
Aug. 27, 1985 |
| 4527177 |
Ion projection printer with virtual back electrode |
Jul. 2, 1985 |
| 4524371 |
Modulation structure for fluid jet assisted ion projection printing apparatus |
Jun. 18, 1985 |
| 4463363 |
Fluid assisted ion projection printing |
Jul. 31, 1984 |
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