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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 7726971 | Colored dental post A dental post includes a composite material such as long fibers embedded in a resin matrix, and is able to transmit visible radiation when it is lit by a dental lamp to ensure polymerization of a product for setting in a tooth's root canal. The post, which has a spe... | 06/01/2010 |
| 7488175 | Fiber reinforced composite post A dental post comprising a rod fabricated of fiber-reinforced composite material. The rod comprises a plurality of frustoconical sections arranged coaxially along the longitudinal axis of the rod. Preferably the rod has consistent width along the longitudinal axis w... | 02/10/2009 |
| 7367804 | Endodontic instrument extractor tool manufactured from a shape memory material and related kits and methods An endodontic instrument extractor tool is configured for removing a fragment of a broken endodontic instrument that has become lodged within a root canal of a tooth. The extractor tool comprises an elongate shaft, including a hollow gripping body at a distal end, a... | 05/06/2008 |
| 7364430 | Dental implant system and method A dental implant system and method are provided. The dental implant system typically includes a boring device for boring a hole in an alveolar bone and leaving a bridge portion separating the hole from the maxillary sinus cavity. The system may also include a scorin... | 04/29/2008 |
| 7338286 | Dental implant system An implant comprising two internal anti-rotational features. One anti-rotational feature is adapted to engage a driving tool, while the other anti-rotational feature is adapted to engage an abutment. An implant abutment system is provided with an angled abutment ada... | 03/04/2008 |
| 7331789 | Method of manufacturing dental posts, obturators and restorations Dental posts and obturators are manufactured herein having a filling material applied to the apical end of the post and obturator such that the adherence strength between the filling material and the post or obturator is very high. The filling material is adhered to... | 02/19/2008 |
| 7318726 | Tooth root canal point The tooth root canal point is made of a synthetic material reinforced with glass or carbon fibers and not of the usual gutta percha. When inserted with bone cement, the result is a solid but not completely rigid post that conforms to the contours of the tooth root c... | 01/15/2008 |
| 7303817 | Dental filling material A dental filling material comprising an inner core and outer layer of material disposed and surrounding the inner core, both the inner core and outer layer of material each containing a thermoplastic polymer. The thermoplastic polymer may be biodegradable. A bioacti... | 12/04/2007 |
| 7278852 | Kit of sub-kits for placing a dental post A kit of dental sub-kits for use in placing a dental post in a prepared recess (e.g., a root canal) of a person's tooth. The kit includes a tray having an interior recess configured to removably receive therein a plurality of individual dental sub-kits. Each sub-kit... | 10/09/2007 |
| 7252508 | Endodontic obturator An endodontic obturator comprising a shaft section and a filler section fabricated of the same material and formed as a single unit. A handle section may be included and may be formed integrally with the shaft section and filler section as a single unit, or may be f... | 08/07/2007 |
| 7238203 | Bioactive spinal implants and method of manufacture thereof A bioactive spinal implant used in cervical fusion, Anterior Lumbar Interbody Fusion (ALIF), Posterior Lumbar Interbody Fusion (PLIF), and Transforaminal Interbody Fusion (TLIF), having properties and geometries that enhance bone contact, stability, and fusion betwe... | 07/03/2007 |
| 7235290 | Prepreg, a composite and their uses A prepreg containing fibers and a curable matrix, the prepreg having a core and a surface part encasing the core, where the matrix of the core and of the surface part are made of the same material and where the proportion of the matrix to the fibers is higher in the... | 06/26/2007 |
| 7228191 | Method and apparatus for constructing crowns, bridges and implants for dental use A method, apparatus, and article of manufacture is disclosed for providing a dental crowns using electronic models, and more particularly to a method, apparatus, and article of manufacture for creating dental crowns using a lost-wax manufacturing process from electr... | 06/05/2007 |
| 7210935 | Expandable/contractable composition for surgical or dental use A composition, suitable for surgical or dental use, which can expand and/or contract in at least one direction without similar expansion or contraction in another direction, comprises an inner and an outer portion, the portions differing in their expansion propertie... | 05/01/2007 |
| 7204874 | Root canal filling material An endodontic filling material comprising a biodegrable thermoplastic polymer. A bioactive substance may also be included in the filling material. The thermoplastic polymer acts as a matrix for the bioactive substance. The composition may include other polymeric res... | 04/17/2007 |
| 7204875 | Dental filling material An dental filling material comprising a thermoplastic polymer. The thermoplastic polymer may be biodegradable. A bioactive substance may also be included in the filling material. The thermoplastic polymer acts as a matrix for the bioactive substance. The composition... | 04/17/2007 |
| 7195485 | Kits for placement of a dental post A dental kit for use in placing a dental post in a prepared recess (e.g., a root canal) of a person's tooth. The dental kit includes a finishing drill, a plurality of permanent dental posts, a dental post analog, and optionally, a starter drill. The kit also include... | 03/27/2007 |
| 7179088 | Lobed dental implant A unitary dental implant in the form of an elongate member has an upper abutment portion and a lower fixture portion. An axially extending and upwardly facing planar surface is defined between the abutment portion and the fixture portion. ... | 02/20/2007 |
| 7125254 | Apparatus and method for root canal obturation The present invention is directed to root canal obturation in a tooth. In one embodiment, a plug is positioned in a root canal and bonded to the root canal by applying a light-curing adhesive to the canal and exposing the plug to a light source to bond the plug to t... | 10/24/2006 |
| 7108504 | Light for use in activating light-activated materials, the light having insulators and an air jacket Light system useful for activating light-activated materials are disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them, and materials an... | 09/19/2006 |
| 7097455 | Integral gutta percha technique An integral, one-piece silanated particle impregnated gutta percha core/cone technique employs a thin layer of a luting agent, such as glass ionomer cement with a machined gutta percha core/cone, precisely matches the preparation, thereby reducing leakage and achiev... | 08/29/2006 |
| 7077648 | Curing light A curing light system useful for curing light activated composite materials is disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them. | 07/18/2006 |
| 7066732 | Method for curing light-curable materials A curing light system useful for curing light activated composite materials is disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them. | 06/27/2006 |
| 7021936 | Integral gutta percha core/cone obturation technique An integral, one-piece silanated particle impregnated gutta percha core/cone technique employs a thin layer of a luting agent, such as glass ionomer cement with a machined gutta percha core/cone, precisely matches the preparation, thereby reducing leakage and achiev... | 04/04/2006 |
| 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 |
| 6981875 | Contact cure dental post cement and method of placing a dental post Securing a dental post or a crown or bridge onto the dentin portion of a prepared tooth by utilizing a no-mix, two component, self-curing cement wherein the first component of the cement is applied to the interior dentin surfaces of a post hole, or onto the dentin s... | 01/03/2006 |
| 6979193 | Curing light A curing light system useful for curing light activated composite materials is disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them. | 12/27/2005 |
| 6979194 | Light for activating light-activated materials, the light including a plurality of individual chips and providing a particular spectral profile Light system useful for activating light-activated materials are disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them, and materials an... | 12/27/2005 |
| 6974319 | Curing light A curing light system useful for curing light activated composite materials is disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them. | 12/13/2005 |
| 6971875 | Dental curing light A curing light system useful for curing light activated composite materials is disclosed. The system includes a light emitting semiconductor device, a primary heat sink and a secondary heat sink. Various configurations of light emitting semiconductor chips and heat ... | 12/06/2005 |
| 6971876 | Curing light A curing light system useful for curing light activated composite materials is disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them. | 12/06/2005 |
| 6969253 | Light for use in activating light-activated materials, the light having at least one light emitting semiconductor chip, the chip being attached to a primary heat sink that is attached to a secondary heat sink using heat conductive and electrically insulative adhesive Light system useful for activating light-activated materials are disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them, and materials an... | 11/29/2005 |
| 6969474 | Implant surface preparation The surface of a device that is surgically implantable in living bone is prepared. The device is made of titanium with a native oxide layer on the surface. The method of preparation comprises the steps of removing the native oxide layer from the surface of the devic... | 11/29/2005 |
| 6960079 | Orthodontic adhesives and appliances including an adhesive on the base of the appliance Orthodontic adhesives and packaged articles including an orthodontic appliance having a base for bonding the appliance to a tooth are disclosed. In the packaged articles, an adhesive is on the base of the appliance, and a container at least partially surrounds the o... | 11/01/2005 |
| 6957958 | Unit dose applicator with material chamber An applicator having an applicator end portion and a material end portion. The material end portion forms a container holding a material to be applied with the applicator end portion. Upon separating the material end portion from the handle portion of the applicator... | 10/25/2005 |
| 6955537 | LIGHT FOR USE IN ACTIVATING LIGHT-ACTIVATED MATERIALS, THE LIGHT HAVING A PLURALITY OF LIGHT EMITTING SEMICONDUCTOR CHIPS EMITTING LIGHT OF DIFFERING PEAK WAVELENGTHS TO PROVIDE A WIDE LIGHT SPECTRUM PROFILE Light system useful for activating light-activated materials are disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them, and materials an... | 10/18/2005 |
| 6953340 | Light for use in activating light-activated materials, the light having a detachable light module containing a heat sink and a semiconductor chip Light system useful for activating light-activated materials are disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them, and materials an... | 10/11/2005 |
| 6932600 | Curing light A curing light system useful for curing light activated composite materials is disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them. | 08/23/2005 |
| 6929472 | Curing light A curing light system useful for curing light activated composite materials is disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them. | 08/16/2005 |
| 6926524 | Curing light A curing light system useful for curing light activated composite materials is disclosed. Various configurations of light emitting semiconductor chips and heat sinks are disclosed, as well as various structures and methods for driving, controlling and using them. | 08/09/2005 |
