SHOFU INC. Patent applications |
Patent application number | Title | Published |
20160030298 | COMPOSITE MATERIAL HAVING REDUCED DEGRADATION OF PASTY PROPERTY - A composite material including silanated filler and mixed polymerizable monomer, having a stable pasty property which keeps well and has a consistent usability. A composite material containing a silanated filler, a polymerizable monomer, and a polymerization initiator, and may be produced by a process which includes in order of a mixed polymerizable monomer preparing step, a mixed polymerizable monomer preserving step, a composite material preparing step, a composite material preserving step, a composite material filling step, and a small quantity preserving container preserving step. | 02-04-2016 |
20150094396 | DENTAL CURABLE COMPOSITION CONTAINING PARTICLES WITH DIFFERENT REFRACTIVE INDEXES - A single-paste, self-adhesive dental curable composition that has strong self-adhesion to biological hard tissues (such as enamel and dentin of teeth) and good color tone adaptability suitable for use for aesthetic restoration is provided. A dental curable composition contains: an inorganic particle (A) with an average grain size in the range of 0.1 to 50 μm; an inorganic particle (B) with an average grain size in the range of 0.1 to 50 μm; a polymerizable monomer (C); and a polymerization catalyst (D). The refractive index na of the inorganic particle (A) and the refractive index nb of the inorganic particle (B) meet the relationship of na>nb. A cured resin material (E), which is obtained by curing a polymerizable composition containing the polymerizable monomer (C) and the polymerization catalyst (D), has a refractive index ne that meets the relationship (1): | 04-02-2015 |
20150093715 | VISCOUS MATERIAL CONTAINER WITH EXPANDABLE BEND - Provided herein is a viscous material container that is not likely to form continuous streaks or asperities on the surface of a viscous material discharged from the viscous material container even if the viscous material is highly viscous. A third section of a housing includes a wall having a wall portion that is positioned radially outwardly of a continuous angular portion with respect to a second imaginary center line, and extends along the continuous angular portion. The wall portion is configured to expand radially outward when a dental viscous material pushed out from a discharge port. | 04-02-2015 |
20150090745 | Nozzle Mounting Structure of Component Container - Provided is a nozzle mounting structure of a component container by which a nozzle configured to rotate between a first position and a second position may be mounted to a housing without the need for a high processing precision and a high assembly precision. A pair of shaft portions support a body with the nozzle unitarily formed therewith. The nozzle rotates between the first position and the second position. A curved convex surface provided on the body is pressed against a curved concave surface provided on a first bottom wall portion of a housing by a pressing force imparted from a support portion. | 04-02-2015 |
20150090742 | VISCOUS MATERIAL CONTAINER HAVING ANNULARLY CONTACTING PISTON - A viscous material container that makes it unlikely that air remains in a housing when a piston is inserted from an insertion port of the housing. A first section of the housing is formed with two groove portions communicating with a first passage to discharge air in the first passage when a piston is inserted from an insertion port. The two groove portions communicate with the insertion port, and extend along a first imaginary center line. | 04-02-2015 |
20150090616 | Two-Component Mixing Container Including Piston Using Spring Engagement - Provided is a two-component mixing container in which a piston member may be capable of a rotation motion operation and a linear motion operation without the need for a complex guide groove. Two or more spring structure portions are provided at the piston member. The two or more spring structure portions impart a pressing force on an inner wall surface of the third cylindrical portion. Two or more fitting grooves are formed in the third cylindrical portion. In this fitting state, the piston member and a second-component containing member rotate together without contact portions getting out of the fitting grooves. When a force of a predetermined level or higher toward a third bottom wall portion is applied to an operating rod portion with a second-component containing chamber and a mixing chamber being communicable with each other, the contact portions get out of the fitting grooves. | 04-02-2015 |
20150090615 | Two-Component Mixing Container With Communication Passage of Liquid-Tight Structure - Provided is a two-component mixing container in which a communication passage may be formed between a partition wall member and a second-component containing member without the need for a high processing precision and a high assembly precision. A columnar portion provided at the central portion of a second bottom wall portion of a partition wall member and a circular through hole provided in the central portion of a third bottom wall portion of a second-component containing member are fitted. A first communication passage and a second communication passage are communicated with each other, using a fitting surface formed between the columnar portion and the circular through hole. | 04-02-2015 |
20140120499 | DENTAL VISIBLE-LIGHT CURABLE COMPOSITION AND METHOD OF IDENTIFYING PRESENCE OF SAME - A dental curable composition that allows easily identifying the presence of the dental curable composition in an oral cavity is provided. A dental visible-light curable composition contains a fluorescent substance that generates fluorescence when irradiated with visible light. The fluorescent substance is a compound of formula A | 05-01-2014 |
20140030199 | ARTIFICIAL NAIL COMPOSITION - An artificial nail composition having improved adhesion with natural nails (user's own nails) is provided. | 01-30-2014 |
20130210958 | SILICONE IMPRESSION MATERIAL HAVING HIGH HYDROPHILICITY - Provided is a silicone impression material with high hydrophilicity that exhibits instantaneous hydrophilicity before being cured, that exhibits high hydrophilicity after being cured, that has preferable properties for a dental impression material, and that has good preservation stability. A sorbitan fatty acid ester based surfactant and a nonionic surfactant composed of polyester modified silicone are used in combination as a hydrophilizing agent not containing a siloxane polymer and a hydrophilizing agent containing a siloxane polymer, respectively. | 08-15-2013 |
20130177874 | DENTAL IMPLANT - A dental implant includes a male threading part and an implantation torque increasing part from the tip side. The male threading part includes multiple threading parts that have the same lead but different pitches, with the pitch increasing toward the tip side. The outer diameter of the male threading part is constant or increases toward the implantation torque increasing part. The implantation torque increasing part includes thread crests that have a different lead from the lead of the male threading part or a projecting row that is continuous circumferentially. In cross-section, a contour line connecting tops of the thread crests of the threading part that is adjacent to the implantation torque increasing part is a straight line, and the tops of the thread crests or the top of the projecting row of the implantation torque increasing part are located on an extension line of the contour line. | 07-11-2013 |
20130017511 | IMPLANT FIXTUREAANM Kashiwabara; TatekiAACI Kakamigahara-shiAACO JPAAGP Kashiwabara; Tateki Kakamigahara-shi JPAANM Goto; TetsuroAACI Kakamigahara-shiAACO JPAAGP Goto; Tetsuro Kakamigahara-shi JPAANM Deguchi; MikitoAACI Kyoto-shiAACO JPAAGP Deguchi; Mikito Kyoto-shi JPAANM Yoshimoto; RyuichiAACI Kyoto-shiAACO JPAAGP Yoshimoto; Ryuichi Kyoto-shi JPAANM Hori; KojiAACI Kyoto-shiAACO JPAAGP Hori; Koji Kyoto-shi JPAANM Ito; MichioAACI NaganoAACO JPAAGP Ito; Michio Nagano JP - An implant fixture is made from ceramics containing zirconia. The implant fixture has monoclinic percentage of 1 volume % or less. The implant fixture includes a buried portion having an arithmetic average roughness Ra in the range of 1 to 5 μm. The zirconia content accounts for 86 mass % or more in the implant fixture. The implant fixture contains alumina and/or yttria. Further, the implant fixture has a sintered grain size of 0.45 μm or less. | 01-17-2013 |
20120296003 | DENTAL MATERIAL, DENTAL MATERIAL COMPOSITION, DENTAL RESTORATIVE MATERIAL, AND CURED PRODUCT - The present invention provides a dental material, a dental material composition and a dental restorative material that exhibit small polymerization shrinkage particularly during curing and are producible at low cost on the industrial scale. The dental material of the present invention includes a specific urethane (meth)acrylic compound represented by Formula (1) described below. | 11-22-2012 |
20100248182 | Carbide bar for dental rotary instrument - This invention discloses a carbide bar for a dental rotary instrument which eliminates defects of the prior art. In the prior art, blades of the carbide bar are twisting on to rightward from a bottom to a top portion and this twisting offers some inconvenience such as detaching connection between hand piece and the bar during rotation work and stacking of cutting dusts for ill efficiency. This invention has now developed a new method for the blades, which should be twisted leftward from the bottom to the top to clear the submitted inconvenience. | 09-30-2010 |
20100209879 | COLOR TEST COMPOSITION FOR DENTAL TREATMENT - A dental tone match checking material is provided that makes possible the elaboration of better esthetics than in the prior art. The present invention is a dental tone match checking material and relates to a dental tone match checking material, wherein the difference (n | 08-19-2010 |
20100173257 | SHADE GUIDE, METHOD FOR DISCRIMINATING TOOTH COLORS, ARTIFICIAL TOOTH MANUFACTURING METHOD - In a shade guide, a plurality of shade tabs whose colors are mutually different are arranged regularly based on the colors. The arrangement of the plurality of shade tabs is an arrangement determined based on: S values and V values that are determined according to to which areas, from among areas partitioned by a plurality of straight lines in an L*-C* plane, the coordinates of the colors of the shade tabs belong, and H values that are determined according to to which areas, from among areas partitioned by a plurality of straight lines in an a*-b* plane, the coordinates belong. S groups, each of which is a shade tab group having a common S value, are arranged in the shade guide. V rows, each of which is a shade tab group having a common V value, are arranged in each S group. In each V row, the plurality of shade tabs have mutually different H values and are aligned in an order that is in accordance with the H values. Using this shade guide enables precisely and easily discriminating the color of an evaluation target tooth. | 07-08-2010 |
20100075276 | STORAGE CONTAINER FOR DENTAL ADHESIVE - There is provided a storage container for a dental adhesive that allows a stable dropping operation during use of a dental adhesive and smooth fine dropping work such as strict control of an amount of drops with high reproducibility, and can prevent expansion of an adhesive stored in the storage container caused by a temperature increase. A storage container for a dental adhesive is used, including a cylindrical container portion that can store a liquid such as an adhesive therein, wherein one end surface of the container portion has a discharge port communicating with an outside, the other end surface of the container portion is closed by a bottom wall, and a tail portion is formed protruding from the bottom wall to the side opposite from the discharge port. | 03-25-2010 |
20090296102 | COHERENCE TOMOGRAPHY DEVICE - An optical coherence tomography device includes: a light source | 12-03-2009 |
20090079993 | Dental Optical Coherence Tomograph - A dental optical coherence tomography apparatus for measuring tissue in a stomatognathic region of a living body or an artificial composition in the stomatognathic region as a measured object includes: a variable wavelength light source ( | 03-26-2009 |
20090025638 | Apparatus for Forming Layered Object - A layered-object forming apparatus ( | 01-29-2009 |
20090021745 | Optical Coherence Tomography Device and Measuring Head - An optical coherence tomography device includes: a light source | 01-22-2009 |