Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 7361214 | Disposable cartridge for air/gas dryer A disposable dryer cartridge for an air/gas dryer apparatus for installation in an air/gas line delivering compressed air or gas to an air/gas-driven tool. The cartridge includes a flexible elongated casing having a drying composition therein. The casing has an air/... | 04/22/2008 |
| 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 |
| 7335147 | Adjustable laptop holder for exercise equipment An apparatus in both single and multiple arm forms that adjustably and securely mounts to a variety of exercise equipment and provides adjustable and secure mounting for a laptop computer or similarly configured audio visual device. The apparatus allows for ergonomi... | 02/26/2008 |
| 7332013 | Compressed air/gas-driven tool with integrated dryness indicator An air/gas-driven tool with an integrated air/gas dryness indicator. The tool includes a housing that defines a cavity. An air/gas dryness detector is disposed in the cavity. An air/gas flow passage is situated to provide a stream of compressed air/gas to the drynes... | 02/19/2008 |
| 7320725 | Disposable cartridge air/gas dryer A disposable cartridge air/gas dryer apparatus for installation in an air/gas line delivering compressed air or gas to an air/gas-driven tool. The dryer includes a pressure vessel having first and second ends, an inlet port, and an outlet port. A disposable dryer ca... | 01/22/2008 |
| 7247022 | Dental tray system with releasable hold inner and outer dental trays A dental treatment system used to treat (e.g., bleach) a person's teeth. The inventive system includes an inner dental treatment tray having a tray configuration so as to fit over at least a portion of a person's upper or lower dental arch. The inner dental treatmen... | 07/24/2007 |
| 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 |
| 7152611 | Coated multifilament dental devices overcoated with imbedded particulate Disclosed are coated multifilament dental devices overcoated with biofilm-responsive, imbedded, particulate abrasives. ... | 12/26/2006 |
| 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 |
| 7090492 | Element for aiding in the cementation of fixed dental prosthesis An element for aiding in the cementation of a fixed dental prosthesis that results in equal pressure being applied to the prosthesis comprising a block having a first end (M) and a second end (d). The first end (M) is thicker than the second end (d), and when the fi... | 08/15/2006 |
| 7077391 | Holding device for a ceramic blank A holding device comprises a cylindrical or prismatic, porous ceramic blank and elements for clamping in a machine tool for processing the blank by removing material, in order to produce a ceramic workpiece. A narrow frame is fixed by an adhesive connection over at ... | 07/18/2006 |
| 7059858 | Universal tray design having anatomical features to enhance fit A tray-shaped dental treatment device includes a moisture-resistant barrier layer having a front side wall and a bottom wall, and a dental treatment composition. In addition, the tray-shaped dental treatment device includes at least one of the following anatomical f... | 06/13/2006 |
| 6997334 | Combined inflation needle and storage device In combination an inflation needle storage device (10) to keep track of, protect and store inflation needles (14). The inflation needle storage device (10) is made of a resilient material, with a solid base (18) having receiving holes ( | 02/14/2006 |
| 6976841 | Intra oral dental irradiation device for material curing and dental imaging An intra-oral dental irradiation device for use in dental procedures for whitening teeth, imaging teeth, and making impressions of tooth structures of a patient. The device features one or a plurality of LED devices mounted to an arched shaped structure which projec... | 12/20/2005 |
| 6966773 | Periodontal medicament delivery tray A tray fitted to at least some teeth of a patient's upper or lower arch is provided for the application of medications to the teeth and to adjacent gum tissue for treatment of periodontal disease. The tray is constructed from resilient material molded to conform to ... | 11/22/2005 |
| 6958810 | Methods for characterizing gems or precious stones using a probe having a plurality of light receivers 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... | 10/25/2005 |
| 6950189 | Apparatus and method for measuring optical characteristics of an object 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... | 09/27/2005 |
| 6915955 | Apparatus for determining multi-bit data via light received by a light receiver and coupled to spectral sensors that measure light in spectral bands 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... | 07/12/2005 |
| 6860879 | Use of 5-aminolevulinic acid or a derivate thereof for photodynamic diagnosis and/or photodynamic therapy A light application unit for a combined photodynamic diagnosis and photodynamic therapy of non-malignant diseases of a parodontium and a tooth of a living being having administered a pharmaceutical preparation allowing the photodynamic diagnosis and the photodynamic... | 03/01/2005 |
| 6821115 | Apparatus for preparing at least one tooth for receiving a crown, bridge and the like An apparatus serves to prepare at least one tooth (1) for receiving a dental element such as a crown, bridge and the like using a mould model (21) at least including one model tooth (23). The apparatus includes at least one positioning body (... | 11/23/2004 |
| 6811398 | Handheld rinsing device An apparatus for rinsing a dental restoration after etching, includes a base component having an open top end and a tubular extension terminating in an open bottom end. A shield component includes an open bottom end which is sized to fit onto the base component and ... | 11/02/2004 |
| 6386867 | Method and system for imaging and modeling dental structures Systems and methods optically image a dental structure within an oral cavity by: directing air at a tooth-gum interface of the dental structure through at least one air nozzle movably coupled to an intra-oral track; coating the dental structure with a sub... | 05/14/2002 |
| 6183251 | Scalloped dental trays for use in treating teeth with sticky dental compositions The present invention discloses high viscosity sustained release dental compositions, such as tooth bleaching or fluoride compositions, for treating tooth surfaces. For maximum results, an improved dental tray having reservoirs for holding the dental comp... | 02/06/2001 |
| 6180922 | Furnace for producing dental prosthesis A muffle furnace for producing dental prosthesis has a muffle into which dental material is placed and a drive to which a piston is connected. The piston is moveable by the drive into the muffle to apply pressure onto the dental material. A pressure sensi... | 01/30/2001 |
| 5927972 | Crown cementation seating A crown cementation seating comprising a longitudinal portion having opposed first and second ends and a central portion therebetween. The central portion having a width that corresponds generally to the central groove of the crown and that is less than t... | 07/27/1999 |
| 5807099 | Apparatus for laminating and aesthetically appearing porcelain veneer to the exterior front surface of a person's front tooth When a dental patient is having one or more of his or her front teeth aesthetically improved, when a dentist cements thereon a porcelain veneer, which becomes a porcelain laminate extending across the front surface of the patient's tooth, the method steps... | 09/15/1998 |
| 5679401 | Medical marking device and its use A medical marking device and method of use are disclosed. The marking device is formed at least partially of soapstone, and the method includes the use of the marking device on prosthetics disposed in or to be used in a human body. Between uses, the soaps... | 10/21/1997 |
| 5636627 | Equipment and method for gas extraction in general anaesthesia Contaminated air in general anaesthesia is extracted via a hemispherical hood 1 located closely over the patient. The hood 1, which is of a thin-wall transparent-shell form, is mounted for hand-touch variation of its orientation on an arm 2 which is carri... | 06/10/1997 |
| 5201654 | Dental hose cleaning method and apparatus Apparatus for cleaning hoses used by a dentist in the course of his work has a container having a mouth and a top adapted to snugly cover the mouth of the container. The top includes at least one nozzle protruding upwardly from a surface of the top to the... | 04/13/1993 |
| 5156546 | Dental equipment cleaning apparatus and method Method and apparatus for cleaning clogged dental equipment lines, such as water and air lines and drains, for a wide variety of dental equipment such as cuspidors and handpieces. One embodiment has an air hose connected to a connector for a handpiece for ... | 10/20/1992 |
| 5092022 | Method of producing a dental prosthesis After the shape of the zone of implantation in the mouth is obtained by direct impression, micro-sensing or optical impression, a prosthesis or a mold for making a prosthesis is automatically machined by machine tool at a work center with the assistance o... | 03/03/1992 |
| 5030956 | Radar tomography A radar tomography method and apparatus generates a plurality of radar pulses in a transmitter and projects them with an antenna toward a patient. Radar pulses reflected from the patient are picked up by the antenna and conducted to a receiver. Predetermi... | 07/09/1991 |
| 4975053 | Device for placement, seating and cementation of a restorative element onto a tooth A device for the placement, seating and cementation of a restorative element having a top surface, onto a tooth comprises a flexible strip portion having a top surface, a bottom surface and a bite element for allowing the patient to apply dynamic biting p... | 12/04/1990 |
| 4966550 | Filter device A filter device comprises a clear plastic cylinder member with a pair of ends each bearing fittings conditioned to connect to an existing air supply line. At least one of the fittings bears a quick-release feature enabling ready access to that end of the ... | 10/30/1990 |
| 4741697 | Chairside filter/dryer for dental air syringe The cartridge has a transparent housing with nipples at opposite ends thereof releasably insertable in the flexible tube which supplies compressed air from a primary filtering mechanism to a dental air syringe. The cartridge containes a filter element whi... | 05/03/1988 |
| 4732564 | Dental implant alignment and bending apparatus Apparatus includes a mandible alignment device and a jaw pattern jig to prepare a one-piece metal dental implant for insertion into a patient's mouth. The alignment device has a central scissors member with a rear positioned thumb wheel controlling the lo... | 03/22/1988 |
| 4723825 | Optical wave guide for irradiation in dentistry An optical wave guide used for irradiation purposes in the dental field comprises a portion (10) tapering from a mean diameter at a radiation-entrance end (13) to a relatively small diameter, an intermediate portion (11) of said small diameter and curved ... | 02/09/1988 |
