Patents by Inventor Mikio Kimura
Mikio Kimura has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20170071699Abstract: A plastic container for containing a dental adhesive composition that contains a polymerizable monomer and a polymerization initiator; the plastic container including a container body 3 of a hollow cylindrical shape, an ejection nozzle 5 provided at an end of the container body 3 on one side thereof and a cap 9 detachably fitted to the ejection nozzle, and having a structure in which a knock-button type piston member 7 is fitted in the container body 3 from an end on the other side thereof in a manner that the knock-button type piston member can be depressed, and the composition contained in the container body 3 is discharged through the ejection nozzle 5 as the piston member 7 is depressed; and a body wall of the plastic container has an oxygen permeability in a range of 10 to 500 cc/m2·day·atm in a portion where the composition is contained in the container body 3.Type: ApplicationFiled: March 2, 2015Publication date: March 16, 2017Inventors: Yoshinobu YAMASHITA, Kouichirou HIRATA, Nobutoshi YAMAGUCHI, Mikio KIMURA
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Patent number: 8790741Abstract: A primer used for pre-treating the surfaces of a prosthetic, which exhibits a large adhering force at the time of adhering a prosthetic of metal oxide ceramics to an object to be joined by using an adhesive such as a dental cement, the large adhering force being maintained for extended periods of time even in a severe environment such as in an oral cavity. A primer composition for metal oxide ceramics includes (A) a polymerizable monomer component containing 5% by mass or more, preferably, 5% by mass to 80% by mass of an acidic group-containing polymerizable monomer as represented by a 11-methacryloyloxy-1,1-undecanedicarboxylic acid and a rest of a polymerizable monomer without acidic group, such as triethylene glycol dimethacrylate; (B) polyvalent metal ions resulting from a titanium tetrabutoxide or the like; and (C) an organic solvent such as acetone or ethyl alcohol, wherein water is not substantially contained.Type: GrantFiled: July 16, 2009Date of Patent: July 29, 2014Assignee: Tokuyama Dental CorporationInventors: Yusuke Morosawa, Mikio Kimura
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Patent number: 8357731Abstract: A one-package type tooth surface coating material that is capable of forming, on the surface of a tooth, a cured film having not only a very high strength of adhesion to the tooth surface but also excellent properties such as long-term adhesion, long-term durability, dentinal tubule occlusion and aesthetic appearance, and that has excellent storage stability and can be stored in the form of one package. The one-package type tooth surface coating material includes (A) a polymerizable monomer component containing not less than 5% by mass of an acidic group-containing polymerizable monomer; (B) polyvalent metal ions; (C) a volatile water-soluble organic solvent; (D) water; and (E) an effective amount of a photopolymerization initiator; the amount of the polyvalent metal ions (B) and the amount of the volatile water-soluble organic solvent (C) satisfying a specific relationship.Type: GrantFiled: October 8, 2008Date of Patent: January 22, 2013Assignee: Tokuyama Dental CorporationInventors: Koji Matsushige, Qian Cui, Mikio Kimura
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Publication number: 20110143015Abstract: [Problems] A primer used for pre-treating the surfaces of a prosthetic, which exhibits a large adhering force at the time of adhering a prosthetic of metal oxide ceramics to an object to be joined by using an adhesive such as a dental cement, the large adhering force being maintained for extended periods of time even in a severe environment such as in an oral cavity. [Means for Solution] A primer composition for metal oxide ceramics, comprising (A) a polymerizable monomer component containing 5% by mass or more, preferably, 5% by mass to 80% by mass of an acidic group-containing polymerizable monomer as represented by a 11-methacryloyloxy-1,1-undecanedicarboxylic acid and a rest of a polymerizable monomer without acidic group, such as triethylene glycol dimethacrylate; (B) polyvalent metal ions resulting from a titanium tetrabutoxide or the like; and (C) an organic solvent such as acetone or ethyl alcohol, wherein water is not substantially contained.Type: ApplicationFiled: July 16, 2009Publication date: June 16, 2011Inventors: Yusuke Morosawa, Mikio Kimura
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Publication number: 20100304961Abstract: [Problems to be Solved] To provide a dental chemical polymerization catalyst comprising, particularly, a combination of an aryl borate compound and an acid compound, and exhibiting not only excellent polymerizing activity but also storage stability. [Means for Solution] A dental chemical polymerization catalyst comprising (A) an aryl borate compound; (B)an acid compound; (C) a vanadium compound having a valency of +IV or +V; and (D) a phenol type compound represented by the following general formula (1), wherein X1, X2 and X3 are each a hydrogen atom or a substitutent selected from the group consisting of a hydroxyl group, an alkoxy group and an alkyl group.Type: ApplicationFiled: November 26, 2008Publication date: December 2, 2010Applicant: TOKUYAMA DENTAL CORPORATIONInventors: Mikio Kimura, Naoki Kakiuchi
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Publication number: 20100216907Abstract: [Problems] To provide a one-package type tooth surface coating material that is capable of forming, on the surface of a tooth, a cured film having not only a very high strength of adhesion to the tooth surface but also excellent properties such as long-term adhesion, long-term durability, dentinal tubule occlusion and aesthetic appearance, and that has excellent storage stability and can be stored in the form of one package. [Means for Solution] A one-package type tooth surface coating material comprising (A) a polymerizable monomer component containing not less than 5% by mass of an acidic group-containing polymerizable monomer; (B) polyvalent metal ions; (C) a volatile water-soluble organic solvent; (D) water; and (E) an effective amount of a photopolymerization initiator; the amount of the polyvalent metal ions (B) and the amount of the volatile water-soluble organic solvent (C) satisfying a specific relationship.Type: ApplicationFiled: October 8, 2008Publication date: August 26, 2010Applicant: Tokuyama Dental CorporationInventors: Koji Matsushige, Qian Cui, Mikio Kimura
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Publication number: 20050009946Abstract: According to the present invention, there are disclosed a radical polymerization catalyst comprising an aryl borate compound, an acidic compound and a +tetravalent and/or +pentavalent vanadium compound; and a curable composition, a dental composition, a dental adhesive, a dental pretreatment agent, a dental adhesive kit, etc. all containing the radical polymerization catalyst.Type: ApplicationFiled: September 20, 2002Publication date: January 13, 2005Inventors: Makoto Oguri, Hideki Kazama, Mikio Kimura, Kazuya Ibaragi, Kyouichi Fuzinami, Takeshi Satoh
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Patent number: 6759449Abstract: This invention discloses a dental adhesive composition comprising (A) a polymerizable monomer comprising an acidic-group containing polymerizable monomer such as 11-methacryloyloxy-1,1-undecane dicarboxylic acid, (B) a mixed filler of a spherical filler substantially consisting of a non-crosslinking polymethyl methacrylate and a spherical filler substantially consisting of a non-crosslinking polyethyl methacrylate; and (C) a polymerization initiator; and a dental adhesive kit comprising the above dental adhesive composition in combination with a dental primer comprising (D) an acidic-group containing polymerizable monomer, (E) an aryl borate, (F) an organosulfinic acid salt and (G) water. The dental adhesive composition exhibits good operability and improved adhesion performance.Type: GrantFiled: July 23, 2002Date of Patent: July 6, 2004Assignees: Tokuyama Dental Corporation, Tokuyama CorporationInventors: Mikio Kimura, Koji Matsushige, Hideki Kazama
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Patent number: 6563579Abstract: The present invention relates to an internal quality measuring apparatus for measuring an internal quality of an object, and the apparatus has a conveying device, a detecting device, a light projecting device, a light receiving device, an analyzing device and a pseudo-object member interposing device, and the analyzing device compares light received with a pseudo-object member, with reference data preliminarily stored, and correct a result of the analysis, based thereon.Type: GrantFiled: June 1, 2000Date of Patent: May 13, 2003Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Mikio Kimura, Toyohiko Aoki, Hirotsugu Hashimoto, Takeshi Ota, Akihiko Fujita
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Publication number: 20030050359Abstract: This invention discloses a dental adhesive composition comprising (A) a polymerizable monomer comprising an acidic-group containing polymerizable monomer such as 11-methacryloyloxy-1,1-undecane dicarboxylic acid, (B) a mixed filler of a spherical filler substantially consisting of a non-crosslinking polymethyl methacrylate and a spherical filler substantially consisting of a non-crosslinking polyethyl methacrylate; and (C) a polymerization initiator; and a dental adhesive kit comprising the above dental adhesive composition in combination with a dental primer comprising (D) an acidic-group containing polymerizable monomer, (E) an aryl borate, (F) an organosulfinic acid salt and (G) water. The dental adhesive composition exhibits good operability and improved adhesion performance.Type: ApplicationFiled: July 23, 2002Publication date: March 13, 2003Inventors: Mikio Kimura, Koji Matsushige, Hideki Kazawa
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Patent number: 6252230Abstract: The refraction type non-destruction measuring apparatus of the present invention has a prism having a predetermined refractive index, projecting means for projecting near infrared light onto an object to be examined through the prism, a contact material filling the space between the object to be examined and the prism and having a refractive index set in conformity with the characteristic of the object to be examined, and light receiving means for receiving the internal reflected light of the light having entered the interior of the object to be examined through the contact material and the prism.Type: GrantFiled: October 28, 1998Date of Patent: June 26, 2001Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Mikio Kimura, Akihiko Fujita
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Patent number: 6233051Abstract: The present invention relates to an internal quality measuring apparatus for measuring an internal quality of an object, and the apparatus has a conveying device, a detecting device, a light projecting device, a light receiving device, an analyzing device and a pseudo-object member interposing device, and the analyzing device compares light received with a pseudo-object member, with reference data preliminarily stored, and correct a result of the analysis, based thereon.Type: GrantFiled: June 1, 2000Date of Patent: May 15, 2001Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Mikio Kimura, Toyohiko Aoki, Hirotsugu Hashimoto, Takeshi Ota, Akihiko Fujita
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Patent number: 6149588Abstract: Near infrared rays of .lambda.1, .lambda.2, .lambda.3 in wavelength which are different from and near to one another are irradiated from a light source (2) to a part being measured (F) of a living body in such a state that vein bloodstream at the part being measured is stopped by applying a press force of a cuff (8), and the intensities of the transmitted near infrared rays of .lambda., .lambda.2, .lambda.3 in wavelength are detected by a photodetector (4) at the same time. In a processing circuit (14), the absorbance secondary differential value of the near infrared rays by the part being measured (F) is calculated on the basis of the transmitted light intensity detection values thus detected at the same time with respect to the three wavelengths, the variation width thereof within a predetermined time is calculated and then the blood sugar value in the living body is determined from the absorbance secondary differential value variation width on the basis of a calibration curve.Type: GrantFiled: May 19, 1999Date of Patent: November 21, 2000Assignees: Mitsui Mining & Smelting Co., Ltd., Mitsui & Co., Ltd.Inventors: Mitsuhiko Noda, Mikio Kimura
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Patent number: 6137581Abstract: The present invention relates to an internal quality measuring apparatus for measuring an internal quality of an object, and the apparatus has a conveying device, a detecting device, a light projecting device, a light receiving device, an analyzing device and a pseudo-object member interposing device, and the analyzing device compares light received with a pseudo-object member, with reference data preliminarily stored, and correct a result of the analysis, based thereon.Type: GrantFiled: April 29, 1999Date of Patent: October 24, 2000Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Mikio Kimura, Toyohiko Aoki, Hirotsugu Hashimoto, Takeshi Ota, Akihiko Fujita
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Patent number: 6133338Abstract: The present invention relates to an adhesive having high adhesiveness to a metal, especially a noble metal and a noble metal alloy. This adhesive comprises a thiouracil derivative typified by 6-methacryloyloxyhexyl 2-thiouracil-5-carboxylate, a radical-polymerizable monomer such as 2,2-bis(4-(methacryloxyethoxy)phenyl)propane, and a polymerization initiator, and as required, a filler.Type: GrantFiled: August 4, 1998Date of Patent: October 17, 2000Assignee: Tokuyama CorporationInventors: Mikio Kimura, Masayuki Aizawa
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Patent number: 5795497Abstract: A thiouracil derivative represented by the following general formula (1) or (2) ##STR1## (wherein, R.sup.1 and R.sup.2 each are a hydrogen atom or an alkyl group, and at least one of R.sup.1 and R.sup.2 is a hydrogen atom, and R.sup.3 is a hydrogen atom, an alkyl group or a phenyl group, and R.sup.4 is a bivalent saturated hydrocarbon group having 2 to 12 carbon atoms, Z is --COO--, CH.sub.2 O-- or --C.sub.6 H.sub.4 --CH.sub.2 O--, and R.sup.5 is a hydrogen atom or a methyl group), and a metal surface-treating agent for bonding a metal, particularly a noble metal to a resin or the like in high adhesive strength and in high water resistance and high durability which contains the above thiouracil derivative and an organic solvent such as acetone or ethanol.Type: GrantFiled: April 18, 1997Date of Patent: August 18, 1998Assignee: Tokuyama CorporationInventors: Mikio Kimura, Masayuki Aizawa
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Patent number: 5739177Abstract: A dental composition containing an acid such as maleic acid, phosphoric acid or citric acid; an organosulfonate and/or an organosulfinate such as an acid group-containing (meth)acrylate monomer having in the molecules thereof a carboxyl group or a phosphoric acid group, a sodium benzenesulfonate or a sodium p-toluenesulfinate; a water-soluble organic solvent such as ethanol or propanol; and the water: but without substantially containing any polymerizable monomer except the above acid group-containing (meth)acrylate monomer, or further containing a hydroxy- or a dihydroxyalkyl (meth)acrylate monomer. For adhesion of a dental filling material to teeth, the composition of the invention is used as a pre-treatment agent on teeth prior to applying an adhesive. This makes it possible to treat enamel and dentin simultaneously and to accomplish strong adhesive strength to both of them.Type: GrantFiled: June 6, 1996Date of Patent: April 14, 1998Assignee: Tokuyama CorporationInventors: Hideki Ohno, Mikio Kimura, Satoru Fuchigami, Makoto Oguri
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Patent number: 5077475Abstract: Disclosed is a quantitative evaluation method of optical absorption image which applies rays of light to a sample to obtain a quantitative optical absorption image without using destructive inspection and which can measure automatically and easily the dispersion of resistivity of the sample by calculating the mean value and standard deviation of the quantitative optical absorption image.Type: GrantFiled: March 1, 1989Date of Patent: December 31, 1991Assignee: Mitsui Mining & Smelting Co., Ltd.Inventors: Kazuo Moriya, Katsuyuki Hirai, Mikio Kimura
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Patent number: 4832918Abstract: A rotary ozonizer includes a drive motor for driving a rotor and an air compressor. The rotor is housed in a cylindrical body serving as an stationary electrode. The rotor is secured to a rotor shaft extending through the cylindrical body and rotating upon rotation of the motor through an insulating joint. The rotor serves as a rotary electrode, and provides an electrical discharge spaced relative to the cylindrical body. Electrical power supply portions are connected to the rotor and to the stationary electrode, and end plates are provided to cover open ends of the cylindrical body. The end plates rotatably support the rotor shaft. The motor, the insulating joint, the cylindrical body and the compressor are aligned coaxially in one of the embodiments of the present invention.Type: GrantFiled: June 10, 1987Date of Patent: May 23, 1989Assignees: Inpal Co., Ltd., Toyo Element Industry Co., Ltd.Inventors: Kuniaki Horikoshi, Mikio Kimura, Mototaka Sone, Kunikatsu Yamazaki