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...that after Walter Hunt patented the safety pin in 1849, he sold the rights to it for $400?
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| Number | Title | Issue Date |
| 8166911 | Method and apparatus for electrostatic spray deposition for a solid oxide fuel cell A method and apparatus for electrostatic spray deposition (ESD) for fabricating a thin-layer yttria-stabilized zirconia (YSZ) electrolyte on a solid oxide fuel cell (SOFC) anode substrate constructed of nickel-YSZ cermet. By reducing the thickness of the electrolyte... | 05/01/2012 |
| 7575638 | Apparatus for defining regions of process exclusion and process performance in a process chamber Positional relationships are established in a process chamber. An upper electrode is configured with a first surface to support a wafer, and an electrode has a second surface. A linear drive is mounted on the base and a linkage connected between the drive and the up... | 08/18/2009 |
| 7438765 | Adjustable shielding plate for adjusting an etching area of a semiconductor wafer and related apparatus and methods An apparatus for adjusting an etching area of a semiconductor wafer includes an adjustable shielding plate. The adjustable shielding plate includes a plurality of shielding members. Each of the plurality of shielding members are movable between a first position conf... | 10/21/2008 |
| 7433752 | Device and method for automatic generation of control instructions for rotary machines The controller and method of the invention generate control instructions for a rotary machine that coats bottles. Gas is supplied to processing stations holding the bottles via a pressure management system. The processing stations are centrally controlled by a progr... | 10/07/2008 |
| 7325903 | Quill-jet printer A system for depositing a material is described. The system uses at least one cantilever, and more typically a plurality of cantilever to transfer small amounts of material from a source of material to a substrate surface. One application for the system is a printin... | 02/05/2008 |
| 7286149 | Direct xerography system A system for printing is described. The system uses at least one cantilever, and more typically a plurality of cantilever to transfer charge, either to or from a dielectric surface. The resulting charge distribution represents an image. Toner deposited over the diel... | 10/23/2007 |
| 7247353 | Method and apparatus for applying a coating on a three dimensional surface A method and a device for contactless application of a coating on a three dimensionally distributed surface (14;24;34;44;54;74;84;104). The method comprises application of electrically charged particles (15;25;35;55;65;75;85;105) in such positions on s... | 07/24/2007 |
| 7220459 | Method for finishing a manufactured article by powder painting A method for finishing a manufactured article by powder painting, comprising the step of applying, on a surface to be decorated of the manufactured article, one decorative layer obtained by means of the transfer by controlled migration of powder particles which orig... | 05/22/2007 |
| 7217345 | Cathode guidance and perimeter deposition control assembly in electro-metallurgy cathodes Production of pure metals through electro-winning and electro-deposition is accomplished by electrolytic deposition of metal over a reusable stainless-steel plate (cathode). Metal is deposited on both faces of the cathode, as well as on its edges, creating problems ... | 05/15/2007 |
| 6962715 | Method and dosage form for dispensing a bioactive substance A method of manufacturing a bioactive fluid dose on an ingestible sheet, comprising the steps of advancing the ingestible sheet to a dispense position, and activating a fluid ejector to dispense essentially a drop of a bioactive fluid onto the ingestible sheet. ... | 11/08/2005 |
| 6923979 | Method for depositing particles onto a substrate using an alternating electric field Uniform portions of fine powders are deposited on a substrate by electrostatic attraction in which the charge of the electric field and polarity of the charged particles are varied repeatedly to form a buildup of powder on the carrier surface. ... | 08/02/2005 |
| 6860769 | Cathode contact pin for an electroplating process A cathode contact pin for making electrically conductive contact with a conductive area for carrying out an electrodeposition process including a stem region disposed adjacent a tip region said stem region for interfacing with an electrical source of power for carry... | 03/01/2005 |
| 6849128 | Organic EL display and production device of color filter cross reference to related application A device for producing a color filter includes a part for storing a solution in which a light transmitting material is dissolved, a part for feeding the solution to a tip of a flying electrode, a part for applying a voltage between the tip of the flying electrode an... | 02/01/2005 |
| 6844048 | Substrates for powder deposition containing conductive domains Provided is, among other things, a conductive inlay film comprising: a layer of dielectric film having a pattern of holes suitable to define selected regions to which particles will be deposited by electrostatic deposition; and a conductive element comprising polyme... | 01/18/2005 |
| 6780249 | System for producing patterned deposition from compressed fluid in a partially opened deposition chamber A system (10) produces patterned deposition on a substrate (14) from supercritical fluids. A delivery system (12) cooperates with a partial enclosure environment (30, 100, 200) retaining a movable substrate (14) for receiving preci... | 08/24/2004 |
| 6776844 | Organic EL display and production device of color filter A production device to produce an organic EL display includes a solution in which a light emitting material is dissolved, and a flying electrode to receive solution from the container. A voltage is applied between the tip of the flying electrode and an electrically ... | 08/17/2004 |
| 6756074 | Methods for the deposition and curing of coating compositions Systems and methods for creating a combinatorial coating library including a coating system operatively coupled to at least one of a plurality of materials suitable for forming at least one coating layer on a surface of one or more substrates. The systems and method... | 06/29/2004 |
| 6713134 | Apparatus for spin-coating semiconductor substrate and method of doing the same There is provided an apparatus for spin-coating a semiconductor substrate, including (a) a rotary table rotatable in opposite directions, (b) a nozzle dropping coating material onto a semiconductor substrate lying on the rotary table, (c) an electrode having a ring-... | 03/30/2004 |
| 6673386 | Method and apparatus for forming pattern onto panel substrate A method for forming a pattern on a surface of a panel substrate, includes electrically charging pattern-forming material particles, jetting out the electrically charged pattern-forming material particles through a nozzle by applying electrostatic force t... | 01/06/2004 |
| 6660090 | Film or coating deposition on a substrate A method of depositing a material onto a substrate, comprising the steps of: feeding a material solution to an outlet to provide a stream of droplets of the material solution; applying a potential difference between the outlet and a substrate to electrost... | 12/09/2003 |
| 6595819 | Equipment for fabricating partitioning ribs of plasma display device This invention provides equipment for fabricating partitioning ribs of a plasma display device. The equipment comprises a head, a driver, an X position sensor and a Y position sensor, a laser displacement sensor for detecting the distance of the head from... | 07/22/2003 |
| 6592671 | Apparatus for clamping a planar substrate The disclosure relates to an apparatus for electrostatically adhering grains to a planar substrate comprising: a. an electrostatic chuck having a collection surface with at least one grain collection zone for, when the planar substrate is layered on the c... | 07/15/2003 |
| 6555180 | System and method for direct fabrication of micro/macro scale objects in a vacuum using electromagnetic steering A system and method for directing metal or ceramic particles toward a substrate (18) in a vacuum chamber includes a powder hopper (11), an enclosure (12) containing multiple differentially pumped vacuum chambers (19), a charging lamp (13), a tube (14), mu... | 04/29/2003 |
| 6534129 | Electrostatic liquid dispensing apparatus and method An apparatus and method for dispensing one or more liquid beads on a substrate utilizes a liquid dispenser with one or more liquid dispensing outlets and one or more movable electrostatic point sources. Liquid material dispensed from an outlet is attracte... | 03/18/2003 |
| 6524659 | Method and apparatus for electrically controlling a flow of material The invention relates to a method for electrically controlling a flow of material, wherein a single- or multi-component, essentially polymer-based material (1), such as plastics, elastomer or the like, is charged electrically (I) and sprayed (II) in an el... | 02/25/2003 |
| 6486004 | Method and apparatus for application of spray adhesive to a leadframe for chip bonding An apparatus and method for evenly applying an atomized adhesive for bonding a die to a leadframe is disclosed. In one embodiment, the apparatus includes a hood in communication with an air supply and a vacuum plenum that encompass a semiconductor device ... | 11/26/2002 |
| 6475351 | AC waveforms biasing for bead manipulating chucks AC waveforms biasing of bead transporter chucks and their accumulated charge sensing circuits tailored for low resistivity substrates and beads where if traditional DC quasi-static biasing potentials were used, the bead attraction potentials of the chuck ... | 11/05/2002 |
| 6326062 | Spraying devices An electrostatic spraying device for use in spraying inter alia personal care and personal hygiene products comprises an outlet (94) from which the product issues in the form of an electrostatically charged spray and a control member (60, 60a) for attenua... | 12/04/2001 |
| 6294024 | Electrostatic chucks and a particle deposition apparatus therefor The present invention is directed to electrostatic chucks, methods for their use, the electrostatic deposition of objects, such as particles in a dry powder, onto recipient substrates, and the recipient substrates themselves that have been subjected to el... | 09/25/2001 |
| 6214513 | Slot coating under an electric field A coating process for the fabrication of organic photoreceptors employs an electrically conductive single slot die biased to allow an electric field between the die and the ground plane on the photoreceptor substrate. The homogenous coating dispersion is ... | 04/10/2001 |
| 6149774 | AC waveforms biasing for bead manipulating chucks AC waveforms biasing of bead transporter chucks and their accumulated charge sensing circuits tailored for low resistivity substrates and beads where if traditional DC quasi-static biasing potentials were used, the bead attraction potentials of the chuck ... | 11/21/2000 |
| 6120832 | Method and apparatus for measuring the transfer efficiency of a coating material A method and apparatus for measuring the transfer efficiency during the electrostatic spraying of a coating material (e.g. powder coating) is provided. The transfer efficiency can be measured during the test cycle rather than measuring an average transfer... | 09/19/2000 |
| 6086675 | Web charging apparatus A web charging apparatus comprises wire electrodes, which are extended along the width of a moving web, and a grounded roller, on which the web is supported. A grounded plate is provided behind the wire electrodes relative to the grounded roller, so that ... | 07/11/2000 |
| 6087003 | Method of coating particles and coated spherical particles A microparticle comprising an active substance which is a central core made of liquid, gaseous or solid particle of regular or irregular shape, and the method for entrapping said active substance in a coating material which is conformationally distributed... | 07/11/2000 |
| 6063194 | Dry powder deposition apparatus Provided is, among other things, a dry deposition apparatus for depositing grains on a substrate comprising: an electrostatic chuck having one or more collection zones, wherein the substrate is layered on the chuck for processing; a charged grain delivery appa... | 05/16/2000 |
| 6007630 | Method and apparatus for electrostatically depositing a medicament powder upon predefined regions of a substrate Apparatus and a concomitant method for electrostatically depositing select doses of medicament powder at select locations on a substrate. Specifically, the apparatus contains a charged particle emitter for generating charged particles that charge a predef... | 12/28/1999 |
| 5997959 | Method and apparatus for electrostatically painting parts made of dielectric or low-conductivity material A method for painting a parts made of dielectric or low-conductivity material using a paint spraying unit including a chamber connected to both a paint outlet and to a paint supply. At least one electrode is mechanically and electrically connected to the ... | 12/07/1999 |
| 5922131 | Electrostatic powder spray coating apparatus with rotating spray orifice An electrostatic spray coating apparatus having a spray nozzle which has a spray orifice for atomizing coating material. The nozzle orifice may be round or, preferably, is in the form of a slot to impart a flat shape to the atomized material. The spray no... | 07/13/1999 |
| 5882492 | A.C. plasma processing system An AC plasma processing system according to the present invention may include a transformer for placing an alternating current on a first electrode and a second electrode contained within a process chamber. The secondary winding of the transformer is conn... | 03/16/1999 |
| 5863408 | Method and device for surface treatment A method and apparatus for performing high speed chemical treatment of v type cylinder blocks. First the cylinder bores of one bank are treated. Then those of the other bank are treated. This permits a simple but compact treating plant.... | 01/26/1999 |
