Patents by Inventor Takayuki Ishihara
Takayuki Ishihara 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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Patent number: 9956716Abstract: Disclosed is a multilayered container having an intermediate layer comprising an oxygen-absorbable barrier resin composition showing excellent processability upon molding. Specifically disclosed is a multilayered container which comprises an inner layer and an outer layer each comprising an olefin resin and an intermediate layer provided between the inner layer and the outer layer and comprising an oxygen-absorbable barrier resin composition, wherein the oxygen-absorbable barrier resin composition has a cooling crystallization peak temperature lower than that of a base resin (an oxygen barrier resin) which constitutes the oxygen-absorbable barrier resin composition, the multilayered container is formed by a solid-phase-forming process at a temperature lower by 1 to 15° C. than the cooling crystallization starting temperature (Tc2) of the base resin, and the body of the container shows a calorific value of less than 0.5 J/g by the isothermal crystallization after heating from 30° C. to 130° C.Type: GrantFiled: October 24, 2014Date of Patent: May 1, 2018Assignee: TOYO SEIKAN KAISHA, LTD.Inventors: Takayuki Ishihara, Atsushi Kikuchi, Hiroaki Gotou, Shinji Tanaka, Kengo Matsumoto
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Publication number: 20180093458Abstract: A multilayered container having an intermediate layer that contains a resin composition B obtained by blending a resin composition A that contains at least a resin (a) having a hydroxyl group with a carboxyl compound (b) of which the ?-carbon is quaternary and of which the carboxyl group is forming no metal salt, wherein a ratio (COOH/OH) of the amount of the carboxyl groups of the carboxyl compound (b) to the amount of the hydroxyl groups of the resin (a) in the resin composition A is not more than 0.4 The multilayered container maintains excellent anti-eluting property and flavor-retaining property even when it is subjected to the retort sterilization.Type: ApplicationFiled: April 4, 2016Publication date: April 5, 2018Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Kota MORI, Takayuki ISHIHARA, Yuuki TASHIRO, Azusa OTSUKI
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Patent number: 9837392Abstract: An LED lighting apparatus includes an LED substrate, a LED chip, a sealing resin member, and a reflecting face. The LED substrate has a main surface. The LED chip is mounted on the main surface of the LED substrate. The sealing resin member is made of a material that transmits light from the LED chip. The sealing resin member covers the LED chip. The sealing resin member has a shape bulging in the direction in which the main surface faces. The reflecting face surrounds the sealing resin member.Type: GrantFiled: June 19, 2017Date of Patent: December 5, 2017Assignee: ROHM CO., LTD.Inventors: Takayuki Ishihara, Satohiro Kigoshi
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Publication number: 20170287884Abstract: An LED lighting apparatus includes an LED substrate, a LED chip, a sealing resin member, and a reflecting face. The LED substrate has a main surface. The LED chip is mounted on the main surface of the LED substrate. The sealing resin member is made of a material that transmits light from the LED chip. The sealing resin member covers the LED chip. The sealing resin member has a shape bulging in the direction in which the main surface faces. The reflecting face surrounds the sealing resin member.Type: ApplicationFiled: June 19, 2017Publication date: October 5, 2017Inventors: Takayuki ISHIHARA, Satohiro KIGOSHI
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Patent number: 9721934Abstract: An LED lighting apparatus includes an LED substrate, a LED chip, a sealing resin member, and a reflecting face. The LED substrate has a main surface. The LED chip is mounted on the main surface of the LED substrate. The sealing resin member is made of a material that transmits light from the LED chip. The sealing resin member covers the LED chip. The sealing resin member has a shape bulging in the direction in which the main surface faces. The reflecting face surrounds the sealing resin member.Type: GrantFiled: December 5, 2016Date of Patent: August 1, 2017Assignee: ROHM CO., LTD.Inventors: Takayuki Ishihara, Satohiro Kigoshi
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Publication number: 20170148776Abstract: An LED lighting apparatus includes an LED substrate, a LED chip, a sealing resin member, and a reflecting face. The LED substrate has a main surface. The LED chip is mounted on the main surface of the LED substrate. The sealing resin member is made of a material that transmits light from the LED chip. The sealing resin member covers the LED chip. The sealing resin member has a shape bulging in the direction in which the main surface faces. The reflecting face surrounds the sealing resin member.Type: ApplicationFiled: December 5, 2016Publication date: May 25, 2017Inventors: Takayuki ISHIHARA, Satohiro KIGOSHI
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Patent number: 9532464Abstract: An LED lighting apparatus includes an LED substrate, a LED chip, a sealing resin member, and a reflecting face. The LED substrate has a main surface. The LED chip is mounted on the main surface of the LED substrate. The sealing resin member is made of a material that transmits light from the LED chip. The sealing resin member covers the LED chip. The sealing resin member has a shape bulging in the direction in which the main surface faces. The reflecting face surrounds the sealing resin member.Type: GrantFiled: July 10, 2014Date of Patent: December 27, 2016Assignee: ROHM CO., LTD.Inventors: Takayuki Ishihara, Satohiro Kigoshi
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Patent number: 9475926Abstract: A polyethylene resin composition which permits the bleeding additive contained therein to be bled at an increased rate even if it has a large molecular weight and, therefore, permits the bleeding agent to be bled to the surface of the resin in an amount sufficient for exhibiting its properties. The polyethylene resin composition comprises, as a main polymer (A), a high pressure process low-density polyethylene and, as a sub-polymer (B), at least one kind of polyethylene selected from the group consisting of a metallocene-type low-density polyethylene and a high pressure process low-density polyethylene having an MFR larger than that of the main polymer (A), the polyethylene resin composition being, further, blended with a bleeding additive.Type: GrantFiled: October 31, 2012Date of Patent: October 25, 2016Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Yosuke Akutsu, Takayuki Ishihara, Ikuo Komatsu
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Publication number: 20160060402Abstract: A formed body having a layer of a resin composition constituted by a thermoplastic resin and a barrier resin, wherein the layer of the resin composition forms, in a matrix of the thermoplastic resin, a layer structure in which the barrier resin is dispersed in the form of a lamellar dispersion phase stretching in one direction; and the ratio (a)/(b) of an aspect ratio (a) of the dispersion phase of the barrier resin near the surfaces of the layer and an aspect ratio (b) of the dispersion phase of the barrier resin in the central portion in the direction of thickness of the layer, is not more than 2.0. The formed body has the layer of the resin composition constituted by the thermoplastic resin and the barrier resin, and has a dispersion structure capable of exhibiting excellent barrier property despite of the single layer.Type: ApplicationFiled: April 3, 2014Publication date: March 3, 2016Applicants: NIPPON CLOSURES CO., LTD., TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Yuhei YONEKAWA, Daisuke TSUCHIMOTO, Hiroaki KIKUCHI, Takayuki ISHIHARA
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Publication number: 20160039572Abstract: A multilayered container with excellent heat resistance which is obtained by melt molding and has an interlayer made of an oxygen-absorbing barrier resin composition. The multilayered container comprises inner and outer layers comprising an olefin resin and, sandwiched between the inner and outer layers, an interlayer made of an oxygen-absorbing barrier resin composition. The multilayered container is one formed by melt molding. In thermal analysis of a container barrel part, it has a quantity of heat of isothermal crystallization after heating from 30° C. to 130° C. at 100° C./min of 0.5 J/g or larger. In the analysis, the barrel part, after cooling from 200° C. to 130° C. at 100° C./min, gives an isothermal crystallization profile in which the time period to a peak top is shorter than that in a multilayered container including an interlayer consisting only of the base resin (oxygen-barrier resin) constituting the oxygen-absorbing barrier resin composition.Type: ApplicationFiled: October 23, 2015Publication date: February 11, 2016Applicant: TOYO SEIKAN KAISHA, LTD.Inventors: Takayuki Ishihara, Atsushi Kikuchi, Hiroaki Gotou, Shinji Tanaka, Kengo Matsumoto
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Publication number: 20150251390Abstract: A multilayered container includes at least a polyolefin inner layer; an adhesive layer; a gas-barrier layer; an oxygen-absorbing layer; a gas-barrier layer; an adhesive layer; a polyolefin outer layer, and having at least a body portion and a bottom portion, wherein the gas-barrier layers include an ethylene-vinyl alcohol copolymer, the oxygen-absorbing layer includes an oxygen-absorbing resin composition that contains the ethylene-vinyl alcohol copolymer and an oxidizing organic component, an adsorbing agent is contained on the side inside of said gas-barrier layer, the thickness of the multilayered container at the thinnest portion is not more than 430 ?m, and the amount of oxygen absorbed after the heat-sterilization is not less than 23 cc per gram of the oxygen-absorbing resin composition. Despite of this decreased thickness, the multilayered container maintains excellent oxygen-barrier property and property for retaining flavor of the content even when it is subjected to the retort sterilization.Type: ApplicationFiled: September 27, 2013Publication date: September 10, 2015Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Takayuki Ishihara, Yuuki Tashiro, Kota Mori, Go Saito
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Publication number: 20150042020Abstract: Disclosed is a multilayered container having an intermediate layer comprising an oxygen-absorbable barrier resin composition showing excellent processability upon molding. Specifically disclosed is a multilayered container which comprises an inner layer and an outer layer each comprising an olefin resin and an intermediate layer provided between the inner layer and the outer layer and comprising an oxygen-absorbable barrier resin composition, wherein the oxygen-absorbable barrier resin composition has a cooling crystallization peak temperature lower than that of a base resin (an oxygen barrier resin) which constitutes the oxygen-absorbable barrier resin composition, the multilayered container is formed by a solid-phase-forming process at a temperature lower by 1 to 15° C. than the cooling crystallization starting temperature (Tc2) of the base resin, and the body of the container shows a calorific value of less than 0.5 J/g by the isothermal crystallization after heating from 30° C. to 130° C.Type: ApplicationFiled: October 24, 2014Publication date: February 12, 2015Applicant: Toyo Seikan Kaisha, Ltd.Inventors: Takayuki Ishihara, Atsushi Kikuchi, Hiroaki Gotou, Shinji Tanaka, Kengo Matsumoto
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Publication number: 20150023016Abstract: An LED lighting apparatus includes an LED substrate, a LED chip, a sealing resin member, and a reflecting face. The LED substrate has a main surface. The LED chip is mounted on the main surface of the LED substrate. The sealing resin member is made of a material that transmits light from the LED chip. The sealing resin member covers the LED chip. The sealing resin member has a shape bulging in the direction in which the main surface faces. The reflecting face surrounds the sealing resin member.Type: ApplicationFiled: July 10, 2014Publication date: January 22, 2015Inventors: Takayuki ISHIHARA, Satohiro KIGOSHI
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Publication number: 20150021634Abstract: A display unit includes a substrate, a plurality of LED light sources arranged in a matrix on the substrate, and a light blocking layer that blocks at least part of light emitted from the LED light sources. The light blocking layer includes an area that overlaps a region between two adjacent LED light sources among the plurality of LED light sources as viewed in a thickness direction Z of the substrate.Type: ApplicationFiled: July 14, 2014Publication date: January 22, 2015Inventors: Takayuki ISHIHARA, Satohiro KIGOSHI
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Publication number: 20140309348Abstract: A polyethylene resin composition which permits the bleeding additive contained therein to be bled at an increased rate even if it has a large molecular weight and, therefore, permits the bleeding agent to be bled to the surface of the resin in an amount sufficient for exhibiting its properties. The polyethylene resin composition comprises, as a main polymer(A), a high pressure process low-density polyethylene and, as a sub-polymer (B), at least one kind of polyethylene selected from the group consisting of a metallocene-type low-density polyethylene and a high pressure process low-density polyethylene having an MFR larger than that of the main polymer (A), the polyethylene resin composition being, further, blended with a bleeding additive.Type: ApplicationFiled: October 31, 2012Publication date: October 16, 2014Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Yosuke Akutsu, Takayuki Ishihara, Ikuo Komatsu
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Patent number: 8834981Abstract: [Problems] To provide a multilayered plastic container which exhibits excellent oxygen-barrier property of the ethylene-vinyl alcohol copolymer to a sufficient degree without the need of providing a special adhesive layer, and which, when a polyolefin resin is used to form the inner and outer layers, too, not only permits the ethylene-vinyl alcohol copolymer to be effectively used but also makes it very easy to set the conditions for satisfying predetermined properties.Type: GrantFiled: November 16, 2011Date of Patent: September 16, 2014Assignee: Toyo Seikan Kaisha, Ltd.Inventors: Takayuki Ishihara, Yuuki Tashiro, Kota Mori
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Publication number: 20140023753Abstract: The present invention is a polyolefin packing container having on the inner surface thereof an olefin resin layer that contains an ethylenebis fatty acid amide, wherein the ethylenebis fatty acid amide is bleeding in the inner surface in an amount of 12.5 to 200 mg/m2. Without using unstable compound such as organic peroxide, the packing container, even when hot-filled with a content, assures very improved content fall-down performance when inverted.Type: ApplicationFiled: April 3, 2012Publication date: January 23, 2014Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Yosuke Akutsu, Takayuki Ishihara, Hiroko Hosono, Keiko Narita
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Patent number: 8592522Abstract: The object of the present invention is to provide an oxygen-absorbing resin composition having a high oxygen absorbability and capable of absorbing oxygen for a long period of time. The present invention provides an oxygen-absorbing resin composition comprising polyolefin resin (A) obtained by polymerizing an olefin having 2 to 8 carbon atoms, resin (B) which is other than resin (A) and which acts as a trigger for the oxidation of resin (A), and transition metal catalyst (C), wherein resin (B) is dispersed in the matrix of resin (A) so that the oxidation reaction of matrix resin (A) is caused and thus oxygen is absorbed when the oxygen-absorbing resin composition is brought into contact with oxygen. This oxygen absorbing resin composition has a high oxygen absorbability and is advantageous in cost because oxygen is absorbed in resin (A).Type: GrantFiled: February 23, 2005Date of Patent: November 26, 2013Assignee: Toyo Seikan Kaisha, Ltd.Inventors: Ikuo Komatsu, Hiroaki Goto, Shigenobu Murakamai, Takayuki Ishihara
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Publication number: 20130213850Abstract: [Problems] To provide a multilayered plastic container which exhibits excellent oxygen-barrier property of the ethylene-vinyl alcohol copolymer to a sufficient degree without the need of providing a special adhesive layer, and which, when a polyolefin resin is used to form the inner and outer layers, too, not only permits the ethylene-vinyl alcohol copolymer to be effectively used but also makes it very easy to set the conditions for satisfying predetermined properties.Type: ApplicationFiled: November 16, 2011Publication date: August 22, 2013Applicant: TOYO SEIKAN KAISHA, LTD.Inventors: Takayuki Ishihara, Yuuki Tashiro, Kota Mori
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Patent number: 8232347Abstract: A high-quality oxygen-absorbing resin composition which is obtained without suffering resin scorching. Also provided are pellets for the oxygen-absorbing resin composition which comprise a thermoplastic resin (A) and an oxidation catalyst. After the pellets are mixed with a trigger resin and a thermoplastic resin (C), the trigger resin functions as a trigger to cause the oxidation of the thermoplastic resins (A) and (C) to proceed. As a result, the resultant composition absorbs oxygen.Type: GrantFiled: February 5, 2010Date of Patent: July 31, 2012Assignee: Toyo Seikan Kaisha, Ltd.Inventors: Takayuki Ishihara, Hiroaki Goto, Yoshihiro Ohta, Yuji Yamaguchi, Go Saito