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| Number | Title | Issue Date |
| 8190063 | Pattern forming apparatus and pattern forming method A pattern forming apparatus includes a depressed plate holding patterns by developers, a charging device for charging the depressed plate, a developing device for developing a red pattern, a developing device for developing a green pattern, a developing device for d... | 05/29/2012 |
| 5150160 | Liquid electrophotographic apparatus having an improved back electrode A liquid electrophotographic apparatus in which a photoconductive material over the surface of which is formed an electrostatic latent image is inserted between a developing electrode and a back electrode and a liquid toner is supplied, thereby developing... | 09/22/1992 |
| 4784080 | Multi-segment toning shoe for latent image development A toning shoe for applying fluid developer to a latent image on a supported sheet. A drum is the preferred support, with the toning shoe having raised upstream and downstream support rims contacting the sheet, opposed lateral insulating rims spaced very s... | 11/15/1988 |
| 4768060 | Push-pull liquid development method and apparatus A method and apparatus capable of forming an image in an electrostatic apparatus having a photoconductor with a latent electrostatic image thereon. An electrical potential having a polarity opposite to the photoconductor is applied to a push development e... | 08/30/1988 |
| 4398497 | Liquid electrophotographic toner applicator An applicator and method for applying liquid dispersed toner to the surface of an electrographic recording member, held on a platen which moves over a planar developing electrode, in which there is relative movement between the developing electrode and th... | 08/16/1983 |
| 4270485 | Liquid developing apparatus A liquid developing apparatus for developing a latent electrostatic image by contacting a liquid developer with an electrophotographic photoreceptor bearing said latent electrostatic image on the undersurface thereof while moving the electrophotographic p... | 06/02/1981 |
| 4244321 | Electrographic development electrode A development electrode arrangement located in closely-spaced parallel relation to the charge retaining surface of a moving electrographic recording medium. A toner application unit feeds electrostatically charged toner particles into the space between th... | 01/13/1981 |
| 4165686 | Two-sided non-impact printing system A method and apparatus for printing electrographically upon two sides of a chemically pre-treated recording medium, at comparatively high speed such as is required in a computer print-out apparatus. A pre-treated paper medium comprised of a conductively treate... | 08/28/1979 |
| 4148274 | Processing apparatus An apparatus for liquid development of latent images on sheets or webs comprises a plurality of applicator stations which sequentially deliver processing liquid to the latent image bearing surface of the sheets or webs. The latter are transported above th... | 04/10/1979 |
| 4116141 | Plate shaped development electrode A device for developing an electrostatic latent image produced on a record sheet by means of electrically charged particles dispersed in a developing liquid. The device comprises at least one pair of developing and squeezing rollers and a plate-shaped per... | 09/26/1978 |
| 4111156 | Devices for developing an electrostatic charge image on a record sheet by a developer solution A device for developing a latent image produced on a record sheet by an effect of electrostatic charge by charged particles dispersed in a developer solution is disclosed. The device comprises a tank containing the developer solution and at least one pair... | 09/05/1978 |
| 4037952 | Apparatus for liquid development of cut sheet electrostatographic copies An improved electrophoretic development method comprising providing a liquid developer system having a backing electrode and a developer electrode, wherein the development electrode comprises a plurality of individually biased electrodes. According to thi... | 07/26/1977 |
| 4022528 | Ion modulator having independently controllable bias electrode An ion modulator having a bias electrode which is independently controllable improves the modulation and focusing of projected ions. Such a modulator is constructed so as to reduce the adverse effects of corona discharge upon the modulator.... | 05/10/1977 |
| 4016813 | Electrostatic line printer An electrostatic line printing process employing multilayered particle modulator comprising a layer of insulating material on one side of the insulating layer and a segmented layer of conducting material on the other side of the insulating layer. At least... | 04/12/1977 |
| 4014694 | Method and apparatus for forming a positive electrostatic image A machine for making a copy on a medium such as paper of a visual image. Particles of toner material are accelerated toward the paper through an apertured screen. Formed on the screen is a pattern of electrostatic charge regions that corresponds to the im... | 03/29/1977 |
| 3970043 | Electrophotographic device for liquid development A device in a liquid development system to prevent soiling of support rollers for an imaging member wherein the support rollers previously soiled the back surface of the imaging member. The invention comprises insulating the support rollers and applying a... | 07/20/1976 |
