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| Number | Title | Issue Date |
| 6906019 | Pre-treatment liquid for use in preparation of an offset printing plate using direct inkjet CTP A method of making a printing plate in which the uncoated surface of a substrate is treated with a pre-treatment solution prior to the deposition of ink on the surface. The pre-treatment liquid comprises a polyvalent metal salt, and at least one of an organic swelli... | 06/14/2005 |
| 6833008 | Surface treatment for printing applications using water-based ink The surface treatment for printing applications using water-based ink of the present invention comprises a surface pretreatment of the recording media prior to the deposition of the ink on the surface, wherein the pretreatment liquid is an aqueous and/or alcoholic s... | 12/21/2004 |
| 6766567 | Ink jet print head having a porous ink supply layer A liquid droplet ejection device, which includes a number of liquid ejection nozzles, a liquid supply layer including porous material, with the liquid supply layer featuring holes related to the nozzles, and a number of transducers related to the holes for ejecting ... | 07/27/2004 |
| 6742948 | Apparatus for flattening a substrate and method thereof A method and apparatus for flattening a substrate against a surface of a platform is provided. The method comprising positioning guides within a platform so that opposite edges of a substrate placed on the platform do not come in contact with at least one print head... | 06/01/2004 |
| 6726307 | Apparatus and method for protecting printing heads Apparatus and method for protecting print heads from uncontrolled movement and vibration is provided. The apparatus includes at least one print head, a movable component attachable to a flexible cable carrier, the flexible cable carrier being coupled to at least one... | 04/27/2004 |
| 6655795 | Method and apparatus for optimizing inkjet fluid drop-on-demand of an inkjet printing head A method for eliminating reflected waves from a vibrating diaphragm surface within an acoustic chamber of an inkjet printer piezo-crystal driver. The first step involves generating an electro-acoustical driven pressure waveform from the piezo-crystal driv... | 12/02/2003 |
| 6652054 | Table and a motion unit for adjusting the height thereof In some embodiments of the present invention, a method and apparatus for adjusting the height of a platform having a substrate thereon in order to adjust the distance between the substrate and an ink-jet print head located above is provided. In other embo... | 11/25/2003 |
| 6648470 | Apparatus and method for printing A printing method and system, which includes at least one printing apparatus, is provided. Each printing apparatus includes an ink jet device comprising at least one ink jet nozzle to eject droplets of ink according to image data, a printing member having... | 11/18/2003 |
| 6552276 | Board integrated resilient contact elements array and method of fabrication According to some embodiments of the present invention, a connectable electronic component-carrying board is provided. The connectable electronic board comprises at least one resilient conductive element integrally molded onto at least part of a contact o... | 04/22/2003 |
| 6511142 | Ink cartridge An ink cartridge is provided which includes a rigid housing and a flexible ink storage bag inserted within the housing. The storage bag, which is connectable to the ink supply line of a printer by a hollow needle, is impenetrable by the needle or similar ... | 01/28/2003 |
| 6508531 | Method for reducing variations in print density A method for reducing undesired variations of print density in a printed output is implemented by selectively increasing the number of drops of ink deposited in rows traveled by nozzles corresponding to a reduced-output region of the print head compared t... | 01/21/2003 |
| 6499506 | Vacuum distribution controller apparatus A vacuum suction force control apparatus is disclosed by way of a duct, having an entrance port and at least one exit port. Flow of suction force is controlled by moving a piston-like plunger inside the duct, connecting the entrance port to one, or simult... | 12/31/2002 |
| 6497471 | Service station for inkjet printheads A service station system for cleaning printheads, particularly inkjet printheads is provided. The service station includes a body having a seal attached thereto and at least one pressure operated sprayer attached to the body within an area demarcated by t... | 12/24/2002 |
| 6485137 | Closed ink delivery system with print head ink pressure control and method of same In some embodiments of the present invention, an ink supply system is provided. The system may include a first stationary fluid storage unit, a second stationary fluid storage unit coupled to the first stationary fluid storage unit and an air lung. The sy... | 11/26/2002 |
| 6481074 | Method of producing an ink jet print head A method for producing an apparatus for ejecting liquid droplets includes the steps of providing a porous medium having a plurality of pores therein, forming a plurality of holes through the porous medium and assembling with the porous medium a plurality ... | 11/19/2002 |
| 6474783 | Ink-jet printing apparatus and method using laser initiated acoustic waves A printing device including a laser for generating at least one laser beam, a controller, a print head having a plurality of orifices, and an ink supply for supplying ink to the print head. The controller modulates the at least one modulated laser beam ac... | 11/05/2002 |
| 6460843 | Paperback finishing machine The invention teaches a paperback book-finishing apparatus comprising a collator, a cover trimmer (with optional scorer), a glue cutter, and a binder. The apparatus can automatically finish books of different thicknesses. The operations of cover trimming,... | 10/08/2002 |
| 6447895 | Thermal stencil sheet for use with a printing system A thermal stencil sheet for use in a laser stencil printing system comprising a stencil sheet comprising a base layer, a radiation absorbing layer, and a thermal film overlying the radiation absorbing layer. The base layer comprises a porous fibrous mater... | 09/10/2002 |
| 6439702 | Inkjet print head An inkjet printing head including an ink supply layer formed with a plurality of connecting bores aligned so as to connect between ink cavities in a cavity layer on its rear side and corresponding ejection nozzles in a nozzle layer on its front side. The ... | 08/27/2002 |
| 6402312 | Ink supply line shock absorber A hydraulic shock absorber for connection within an ink supply line which is connected so as to supply ink from a stationary ink reservoir to at least one moving inkjet print head. The shock absorber includes a conduit having at least one wall defining an... | 06/11/2002 |
| 6354701 | Apparatus and method for printing A printing method and system which includes at least one printing apparatus is provided. Each printing apparatus includes a printing member for selectively receiving ink into an ink receptive portion, the ink receptive portion includes a plurality of ink ... | 03/12/2002 |
| 6350011 | Print head arrangement An arrangement employing multiple print heads displaced laterally for printing on a substrate moving relative to the arrangement in a given direction of relative motion has N print heads, where N is at least four, deployed sequentially along the direction... | 02/26/2002 |
| 6345879 | Bi-axial staggered printing array A printing head having a bi-axial nozzle array. The bi-axial nozzle array includes a plurality of nozzles arranged in a two-dimensional staggered array configuration, whereby the printing head is capable of printing along first and second axes, the first ... | 02/12/2002 |
| 6338629 | Electrical connecting device An electrical connecting device for electrically connecting a multitude of electrical contacts, which are placed on first and second electronic component carrying boards. The device includes an isolating board having a plurality of apertures formed therei... | 01/15/2002 |
