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| Number | Title | Issue Date |
| 7946845 | Tooth shade analyzer system and methods The invention relates to a method of determining a tooth shade of at least a portion of a patient's tooth which is to be replaced or restored, by capturing an electronic image of the patient's tooth, the image including color information representative of the patien... | 05/24/2011 |
| 7740477 | Dental device for the investigation of the optical properties of tooth tissue In a dental device for the investigation of the optical properties of tooth tissue, in particular for the recognition of caries, plaque, bacterial infection, concretions and tartar, having a generator for generating an excitation radiation, which is to be directed o... | 06/22/2010 |
| 7682150 | Method for preparing a dental prosthesis based on electronically determined image and color/shade data and based on telephone communication A method for preparing a dental prosthesis based on electronically determined image and color/shade data of a patient's tooth is disclosed. The image data and the color/shade data are displayed on a display device in the dental office. The image data and color/shade... | 03/23/2010 |
| 7563095 | Computer-readable medium for automated tooth shade analysis and matching A method of making a patient's dental prosthetic (e.g., prosthetic tooth, crown, veneer, or bridge) by acquiring an image of the patient's teeth that contains black and white normalization references. These references are black and white porcelain, for example, that... | 07/21/2009 |
| 7393209 | Tooth shade analyzer system and methods The invention relates to a computer readable medium comprising one or more programs for carrying out a method for determining a patient's tooth shade. The method generally includes the steps of generating an image of a patient's tooth wherein the image includes colo... | 07/01/2008 |
| 7358976 | Methods for processing color image data employing a chroma, hue, and intensity color representation A method senses electromagnetic energy associated with a source over an area in N frequency bands and generates color image data representing at least a portion of the area. The data are arranged as pixels, and the data for a given pixel comprise chroma, hue, and in... | 04/15/2008 |
| 7341450 | Tooth shade scan system and method A tooth shade scan system is provided that identifies tooth shades for a patient's tooth. An electronic database of tooth shade information for a shade guide may be stored. The database may include shade information based on tooth regions (e.g., the incisal, central... | 03/11/2008 |
| 7343305 | Method and system for recording carious lesions A method and system is provided for charting tooth decay to assist in caries management. Specifically, the invention provides a computer system, a Graphical User Interface(GUI), a method, and associated computer code for presenting an interactive tooth chart compris... | 03/11/2008 |
| 7338282 | Single patient package for dental appliances and methods of using Packages for dispensing dental appliances of the type used in corrective orthodontic treatments, methods of using such packages, and methods of manufacturing such packages. The package generally includes a holder and drawers containing the dental appliances that are... | 03/04/2008 |
| 7326052 | Dental shade guide having tag with mark indication part To photograph teeth and dental shade guides including marks indicating color tones of a color samples together in large size and particularly, without making the photographing distance far from the teeth, irrespective of the color samples to plate-shaped handle part... | 02/05/2008 |
| 7303391 | Shade Aide—determination apparatus and method for determining the different shades to be added to a base shade in a porcelain crown In a shade determination apparatus for porcelain crowns a set of plastic over-tabs in different shades, sizes and specific areas of the tooth, are provided. Based on the specific base shade selected, the set of over-tabs can be tried on to any standard shade guide t... | 12/04/2007 |
| 7301636 | Miniaturized system and method for measuring optical characteristics A miniaturized spectrometer/spectrophotometer system and methods are disclosed. A probe tip including one or more light sources and a plurality of light receivers is provided. A first spectrometer system receives light from a first set of the plurality of light rece... | 11/27/2007 |
| 7298483 | Miniaturized system and method for measuring optical characteristics A miniaturized spectrometer/spectrophotometer system and methods are disclosed. A probe tip including one or more light sources and a plurality of light receivers is provided. A first spectrometer system receives light from a first set of the plurality of light rece... | 11/20/2007 |
| 7288361 | Lithographic printing process A lithographic printing process which comprises the steps of: imagewise exposing to infrared light a presensitized lithographic plate which comprises a hydrophilic support and a removable image-forming layer containing an infrared absorbing agent having the absorpti... | 10/30/2007 |
| 7267546 | Light meter for detecting and measuring intensity of two or more wavelengths of light A light meter for detecting two or more different wavelengths of light and methods for determining whether a light source configured to emit light at two or more dominant wavelengths is working properly. The inventive light meter includes a housing, two or more rece... | 09/11/2007 |
| 7244122 | Methods for determining optical characteristics of dental objects Color measuring systems and methods such as for determining the color or other characteristics of teeth are disclosed. Perimeter receiver fiber optics are spaced apart from a central source fiber optic and receive light reflected from the surface of the object/tooth... | 07/17/2007 |
| 7240839 | Color measurement apparatus operable as a pointing device, a computer display measurement device and a printer output measurement device A color measurement apparatus is adapted as an attachment for a personal computing system. An interface integral to the color measurement apparatus couples the color measurement apparatus to the personal computing system. A computer pointing device integral to the c... | 07/10/2007 |
| 7215825 | Image-generating method and image-generating system An image-generating system for generating data of an image on the basis of data of a photographic image obtained by capturing an image of an object. The image-generating system includes a color sample to be arranged in the proximity of an object, an illumination uni... | 05/08/2007 |
| 7168954 | Method and system for periodontal charting Methods and systems for graphically depicting gum tissue and teeth for illustrating gingival health and plaque reduction. The relative risk as one type of statistical methods for comparing two treatments of different therapeutic agents for gingivitis and plaque are ... | 01/30/2007 |
| 7139068 | Methods for determing optical characteristics including subsurface characteristics of dental objects using first and second light source-receiver pairs and first and second critical heights Optical characteristic measuring systems and methods such as for determining the color or other optical characteristics of teeth are disclosed. Perimeter receiver fiber optics are spaced apart from a source fiber optic and receive light from the surface of the objec... | 11/21/2006 |
| 7128573 | Device for determining shades of dental restorations A device for verifying the shade of a patient's teeth for the fabrication of a dental restorative comprising a mold section and a section for holding a shade tab, both of which are disposed on the shaft or rod of the device. A shade tab is formed in the mold section... | 10/31/2006 |
| 7128572 | Method and apparatus for selecting denture teeth A kit which may be used for anterior tooth selection, the kit including a facial meter for measuring the width of a nose and/or the distance between the eyes, and for correlating the measurement to a tooth size, and an anterior tooth selection guide consisting of a ... | 10/31/2006 |
| 7118374 | Enhanced tooth shade guide The invention relates to an enhanced electronic shade guide that includes addtitional hue-chroma information between the shades of existing shade guides and value information for the measured tooth. The shade guide provides a recipe for constructing a restoration or... | 10/10/2006 |
| 7113283 | Apparatus and method for measuring color Color measuring systems and methods are disclosed. Perimeter receiver fiber optics are spaced apart from a central source fiber optic and receive light reflected from the surface of the object being measured. Light from the perimeter fiber optics pass to a variety o... | 09/26/2006 |
| 7110096 | Method for determing optical characteristics through a protective barrier Color/optical characteristics measuring systems and methods are disclosed. Perimeter receiver fiber optics/elements are spaced apart from a central source fiber optic/element and received light reflected from the surface of the object is measured. Light from the per... | 09/19/2006 |
| 7097450 | Methods for determining color or shade information of a dental object using an image generation device without operator identification of the position of a reference implement in the field of view of the image generation device Color measuring systems and methods such as for determining the color or other characteristics of teeth are disclosed. Perimeter receiver fiber optics are spaced apart from a central source fiber optic and receive light reflected from the surface of the object/tooth... | 08/29/2006 |
| 7090491 | Single-dose dental adhesive delivery system and method A dispenser has first and second reservoirs configured to contain first and second components of a single dose of a multi-component dental adhesive. The reservoirs are sealed by closures which are slidably received in the reservoirs. When the closures are moved from... | 08/15/2006 |
| 7086859 | Compact digital intraoral camera system The present invention is a true digital output intraoral camera with a docking station. ... | 08/08/2006 |
| 7068825 | Scanning system and calibration method for capturing precise three-dimensional information of objects A scanning system includes a hand-held scanning device that generates two-dimensional images of a pattern reflected off an object. The system also includes a memory and processing unit. The memory stores a calibration table for the scanner and received scanned bitma... | 06/27/2006 |
| 7069186 | Method for remotely controlling a spectral measurement device utilizing predicted service life or a remotely provided software upgrade including color reference or shade guide data Optical characteristic measuring systems and methods such as for determining the color or other optical characteristics of teeth are disclosed. Perimeter receiver fiber optics preferably are spaced apart from a source fiber optic and receive light from the surface o... | 06/27/2006 |
| 7064830 | Dental color imaging system A method for determining visual calorimetric values for an object having particular spectral reflectance characteristics comprises the steps of: (a) photographing an object with an electronic image capture device to form device image values; (b) selecting a transfor... | 06/20/2006 |
| 7057639 | Intra-oral camera with integral display A portable intra-oral capture and display system includes: (a) a handpiece elongated for insertion into an oral cavity, said handpiece including a light emitter on a distal end thereof for illuminating an object in the cavity and an image sensor for capturing an ima... | 06/06/2006 |
| 7029279 | Prosthodontia system A processor implemented prosthodontia system employs digital imaging of a restoration site and surrounding areas of an oral cavity and digital sampling of colorimetric values of tooth surfaces. The processor selects digital image data representative of a tooth surfa... | 04/18/2006 |
| 7018204 | Methods for determining optical characteristics of dental objects using an imaging element and a spectrometer apparatus Color measuring systems and methods such as for determining the color or other characteristics of teeth are disclosed. Perimeter receiver fiber optics are spaced apart from a central source fiber optic and receive light reflected from the surface of the object/tooth... | 03/28/2006 |
| 7006126 | Color analyzing apparatus with polarized light source A light analyzer with a first light source configured and disposed for irradiating with a first light an object disposed at an object location. A second light source is configured and disposed for irradiating the object with a second light that is preferably polariz... | 02/28/2006 |
| 7001181 | Applicator system for dental posts and anchors and use of said applicator system The invention relates to an applicator system (1) for application of a prefabricated reinforced composite post or anchor in its non-cured form into a dentinal canal (3). The invention is characterized in that the applicator system (1) comprises ... | 02/21/2006 |
| 7001178 | Method and apparatus for using a display associated with a dental kiln An kiln for dental restoration components is provided, and comprises an indicator having an image screen for displaying information. The image screen is provided with at least two, and in particular at least three, surface areas with which optically distinguishable ... | 02/21/2006 |
| 7000321 | Optical source and sensor for detecting living tissue within an animal nail An optical source illuminates a portion of an animal nail, and an optical sensor receives light from the illuminated portion. A processor generates a signal level, and differentiates between a “quick” signal level range (arising from illuminated living tissue in... | 02/21/2006 |
| 6994545 | Multicolor tooth used as a layering model in preparing veneers Model tooth for purposes of orientation in dental technical procedures, in which the natural, ordinary layering of neck material, dentin, and enamel is realized using three highly contrasting, translucent materials of different colors that can be distinguished from ... | 02/07/2006 |
| 6975775 | Stray light correction method for imaging light and color measurement system A stray light correction method for image light and color measurement system, uses a solid-state light detector array such as a charge-coupled device to record an image, so that a gray level value for each pixel of the solid-state light detector array is obtained. A... | 12/13/2005 |
