William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.
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| Number | Title | Issue Date |
| 8016994 | Electrodipping device The invention relates to an electrodipping device comprising, in a known manner, a bath of enamel, and a transport device used, during the continuous method, to dip the workpieces to be coated into the bath of enamel, to move the workpieces through the bath, and rem... | 09/13/2011 |
| 7862701 | Electro-dipcoating apparatus An electro-dipcoating apparatus is described in which, in conventional manner, a work-piece to be lacquered is dipped into a lacquer bath, moved through the latter, and lifted out again in a continuous process. Along the path of motion of the work-piece in the lacqu... | 01/04/2011 |
| 7691248 | Apparatus and process for producing electrophoretic device A system (apparatus and process) for producing an electrophoretic (display) device is provided for allowing production of such a device wherein electrophoretic particles in the dispersion liquid are easily and evenly distributed to respective cells (pixels) between ... | 04/06/2010 |
| 7393444 | Installation for treating, in particular for coating, articles, especially vehicle bodies An installation for treating articles, especially vehicle bodies, comprises at least one treatment zone, in particular a bath containing a treatment liquid, into which the articles are introduced. The articles are conveyed through the installation in a continuous or... | 07/01/2008 |
| 7285201 | Process for electrocoating metal blanks and coiled metal substrates Processes for forming a coating on electroconductive flat blanks having two major surfaces and sheared edges are provided. Also provided is a process for forming a multi-composite coating on a pre-sheared, electroconductive, flat blank having two major surfaces and ... | 10/23/2007 |
| 7285200 | Process for electrocoating metal blanks and coiled metal substrates Processes for forming a coating on electroconductive flat blanks having two major surfaces and sheared edges are provided. Also provided is a process for forming a multi- composite coating on a pre-sheared, electroconductive, flat blank having two major surfaces and... | 10/23/2007 |
| 7241366 | Continuous coating process A system for coating variable and/or unlimited length parts is provided. The system comprises a process tank, a coating material supply, and an open-ended process tank conveyor is provided. The process tank comprises an entry port, an exit port opposite the entry po... | 07/10/2007 |
| 7229541 | Processing solution tank A processing solution tank of forming an agitating flow by flowing and circulating a processing solution in directions opposite to each other between the side of a liquid surface and the side of a tank bottom, in which a guide plate substantially of an arcuate shape... | 06/12/2007 |
| 7194476 | Image processing method, program thereof and image processing apparatus The execution of a calibration process according to a characteristic of an image formation unit is properly controlled. To do so, it is provided an image processing method of executing the calibration process of newly creating a database file according to the charac... | 03/20/2007 |
| 7169280 | Apparatus and method for deposition of an electrophoretic emulsion The present invention provides a system that enables the use of electrophoretic resists in the microfabrication industry for the production of microelectronic devices and is of sufficiently high quality to be used as a replacement for, or supplement to, current phot... | 01/30/2007 |
| 7153405 | Cassette, system, and 2-D gel electrophoresis method for separating molecules A gel electrophoresis cassette (33) is disclosed which includes two plates (34, 35) and at least one seal (36) which separates these plates. The seal (36) is annular; it may be positioned essentially in the region of the outer edge of the... | 12/26/2006 |
| 7150816 | Apparatus and method for deposition of an electrophoretic emulsion The present invention provides a system that enables the use of electrophoretic resists in the microfabrication industry for the production of microelectronic devices and is of sufficiently high quality to be used as a replacement for, or supplement to, current phot... | 12/19/2006 |
| 7147765 | Apparatus and method for deposition of an electrophoretic emulsion The present invention provides a system that enables the use of electrophoretic resists in the microfabrication industry for the production of microelectronic devices and is of sufficiently high quality to be used as a replacement for, or supplement to, current phot... | 12/12/2006 |
| 7112267 | Electric-field structuring of composite materials A method and apparatus for the spatial distribution of a filler component within the matrix of a composite material. An electric field is applied to a mixture consisting of two or more components that have different dielectric permittivities, at least one of which i... | 09/26/2006 |
| 7077940 | Strip holder, chamber, cassette, and 2-D gel electrophoresis method and system for performing this method for separating molecules A strip holder (1) is disclosed for accommodating a gel strip (3) for separating molecules using gel electrophoresis. The strip holder (1) disclosed is distinguished by including a baseplate (4), at least one stop (5), which is off... | 07/18/2006 |
| 6977012 | Painting facility management system A coating equipment managing system for controlling and monitoring a coating equipment of an automobile manufacturing line, comprising local installations which are provided in the manufacturing lines at a plurality of localities, and a central installation for rece... | 12/20/2005 |
| 6919008 | Conveyance apparatus for use with carriages A transport object support means (40) is rotated about an anteroposterior axis (39) by a rotary control means (30), whereby a transport object (85) supported by the transport object support means (40) can be displaced in the vertic... | 07/19/2005 |
| 6915959 | Apparatus and method for monitoring of an automatic deicing controller An ice and snow melting heater control assembly including at least one sensor, at least one heater element and a controller communicatively coupled with the at least one sensor and the at least one heater element, the controller directing status information about at... | 07/12/2005 |
| 6899797 | Apparatus for continuous processing of semiconductor wafers An electrochemical reaction assembly of inducing electrochemical reactions, such as for deposition of materials on semiconductor substrates. The assembly achieves a highly uniform thickness and composition of deposition material or uniform etching or polishing on th... | 05/31/2005 |
| 6887363 | Grounding system for rotating fixtures in electrically conductive mediums An e-coating line for small parts includes a series of load carriers, each having a rotatable shaft supporting an apertured metal barrel with parts to be treated. Electrically conductive drive chains and sprockets connect the rotatable shaft to barrel shafts to susp... | 05/03/2005 |
| 6610187 | Dip type surface treatment apparatus and dip type surface treatment method There is provided an electrodeposition coating apparatus for dipping a body into an electrodeposition coating liquid filled in an electrodeposition tank, which includes a first circulation system for causing a flow direction of the coating liquid in a sur... | 08/26/2003 |
| 6551481 | Electrocoagulation printing method and apparatus providing color juxtaposition A polychromic image is reproduced and transferred onto a substrate by (a) providing a positive electrolytically inert electrode having a continuous passivated surface moving at constant speed; (b) coating the positive electrode surface with an olefinic su... | 04/22/2003 |
| 6524458 | Process and installation for coating a surface by electrophoresis An electrophoretic coating process of the surface of a sample in a bath, and a coating system, in which, during the flow of an electrophoretic current, one subjects the bath or the sample to vibrational movements so as to produce vaporous cavitations in t... | 02/25/2003 |
| 6458261 | Electrocoagulation printing method and apparatus providing enhanced image resolution An image is reproduced and transferred onto a substrate by (a) providing a positive electrode having a continuous passivated surface moving at constant speed; (b) forming on the positive electrode surface dots of colored, coagulated colloid representative... | 10/01/2002 |
| 6428671 | Method and apparatus for electro-coagulation printing and electrode control unit An electro-coagulation printer uses an electrode control unit to drive electrodes which are aligned in proximity to a rotation drum having a conductive ink film on its surface. The electrodes are respectively electrified to partially coagulate the conduct... | 08/06/2002 |
| 6372107 | Process and conveyor device for conveying vehicle bodies through a treatment tank A process for conveying vehicle bodies through a treatment tank for the surface treatment of the vehicle bodies, where the liquid of the treatment tank offers only a slight immersion resistance to the vehicle bodies during immersion and the flow velocitie... | 04/16/2002 |
| 6264816 | Machine for the electrophoretic re-painting or re-varnishing of thin metal objects The present invention relates to a machine for the electrophoretic painting or varnishing of thin metal objects such as, for example, lids for food containers, comprising a tank for the electrophoretic bath, extending along a longitudinal axis, a conveyor... | 07/24/2001 |
| 6224729 | Stainless steel anode for electrocoagulation printing An anode having a passive oxide film thereon and made of an iron alloy consisting essentially of at least 20 wt. % Cr, 5 to 15 wt. % Ni, 1 to 2 wt. % Si, 0.9 to 1.5 wt. % Mn and 0.1 to 0.3 wt. % C with the balance consisting of iron and unavoidable impuri... | 05/01/2001 |
| 6210553 | Electrocoagulation printing method and apparatus providing enhanced image resolution An image is reproduced and transferred onto a substrate by (a) providing a positive electrode having a continuous passivated surface moving at substantially constant speed along a predetermined path, said passivated surface defining a positive electrode a... | 04/03/2001 |
| 6197175 | Electrical contacting system for an electrophoretic dip painting plant for motor vehicle bodies Electrical contacting system for an electrophoretic dip painting plant for motor vehicle bodies, where the bodies are guided through an electrophoretic dip paint bath by an overhead conveyor having hangers for engaging beneath the body carriers. Each conv... | 03/06/2001 |
| 6190527 | Electrocoagulation printing apparatus An electrocoagulation printing apparatus includes a cylindrical positive electrode, an ink supplying device, a printing head having negative electrodes forming dots of coagulated ink, a removing device for removing non-coagulated ink, a transfer device fo... | 02/20/2001 |
| 6139708 | Dip surface-treatment system and method of dip surface-treatment using same The invention relates to a system for treating a surface of an article with a liquid material by dipping. This system includes (a) a major tank having therein the liquid material for dipping the article thereinto; and (b) a circulatory mechanism for circu... | 10/31/2000 |
| 6132570 | Method and apparatus for continuous processing of semiconductor wafers An electrochemical reaction assembly and methods of inducing electrochemical reactions, such as for deposition of materials on semiconductor substrates. The assembly and method achieve a highly uniform thickness and composition of deposition material or u... | 10/17/2000 |
| 6129827 | Process and apparatus for forming fluorescent layer on a substrate for display panel A process for forming a fluorescent layer on an electrode disposed on a substrate for display panel includes the steps of: placing an opening of a housing section for housing a fluorescent paste opposite to the electrode on the substrate; and applying a v... | 10/10/2000 |
| 6090257 | Image revealing squeegee device for an electrocoagulation printing apparatus An image revealing squeegee device for an electrocoagulation printing apparatus including a positive cylindrical electrode having a central longitudinal axis and a passivated surface on which dots of colored, coagulated colloid representative of a desired... | 07/18/2000 |
| 6086738 | Record sheet used in electro-coagulation printing method The present invention provides a record sheet used in an electro-coagulation printing method for forming characters and images on a cylinder as an electrode with an ink which coagulates with electric charge and for transferring the characters and images t... | 07/11/2000 |
| 6045674 | Intermittent electrocoagulation printing method and apparatus An image is reproduced and transferred onto a substrate by (a) providing a positive electrode having a continuous passivated surface moving at constant speed and defining a positive electrode active surface; (b) forming on the positive electrode active su... | 04/04/2000 |
| 5989401 | Expandable vertical dip pretreatment and electro-deposition system A vertical dip pretreatment and electro-deposition system has a plurality of dip stations and a plurality of spray stations. The process limited dip stations, such as the degrease dip station, the phosphate dip station and the electro-coat dip station, ha... | 11/23/1999 |
| 5942094 | Printing head system for use in an electrocoagulation printing apparatus The invention relates to a printing head system for an electrocoagulation printing apparatus. The printing head system of the invention comprises an electrode carrier, a linear array of electrolytically inert electrodes electrically insulated from one ano... | 08/24/1999 |
| 5928486 | Image revealing squeegee device for an electrocoagulation printing apparatus An image revealing squeegee device for an electrocoagulation printing apparatus including a positive cylindrical electrode having a central longitudinal axis and a passivated surface on which dots of colored, coagulated colloid representative of a desired... | 07/27/1999 |