Patents by Inventor Yasuhiro Morimura
Yasuhiro Morimura 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: 8916335Abstract: A photo-curable transfer sheet having a photo-curable transfer layer comprising a photo-curable composition, the photo-curable composition being deformable by application of pressure and containing a reactive polymer having a photopolymerizable functional group, wherein the photo-curable transfer layer shows linearity in relationship between strain [?] (%) and time [t] (second) measured by a creep test using a dynamic viscoelasticity measuring apparatus under the conditions of an ordinary temperature, stress of 50 Pa and a time period of 120 seconds, and satisfies a following formula: log ?=a+b·log t, in which “a” is a real number, and “b” is in the range of 0.10 to 0.53; and a process for the preparation of an optical information recording medium using the sheet and an optical information recording medium.Type: GrantFiled: October 6, 2004Date of Patent: December 23, 2014Assignee: Bridgestone CorporationInventors: Hideki Kitano, Takato Inamiya, Kenji Murayama, Hidefumi Kotsubo, Yasuhiro Morimura
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Patent number: 7560135Abstract: To manufacture an electromagnetic-wave shielding and light transmitting plate having a conductive pattern of which line width is narrow and open area ratio is high, a negative pattern 2 composed of dots is printed on a transparent film 1 having a high affinity for a plated layer of a conductive material by using a transparent resin having a low affinity for the plated layer and a backside coating layer 3 is formed by printing a transparent resin on the entire back surface of the transparent film 1. Then, a conductive material layer is formed by electroless plating to cover the film exposed surface not covered by the negative pattern 2 of the film 1, thereby forming the conductive pattern 4. After that, the blackening treatment is conducted, thereby obtaining the electromagnetic-wave shielding and light transmitting plate.Type: GrantFiled: May 19, 2004Date of Patent: July 14, 2009Assignee: Bridgestone CorporationInventors: Hidefumi Kotsubo, Yasuhiro Morimura, Itsuo Tanuma
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Patent number: 7438978Abstract: A touch panel having excellent durability, in which depression is scarcely generated on the surface of the touch panel by pushing the surface with a pen, and a transparent conductive film and plate useful in the touch panel are provided. The transparent conductive film comprises a first polymer film having a transparent conductive thin layer thereon and a second polymer film having a hardcoat layer thereon, the first and second polymer films being bonded each other through an adhesive layer such that a surface having no transparent conductive thin layer of the first polymer film faces a surface having no hardcoat layer of the second polymer film, wherein work of the adhesive layer in elastic deformation is not less than 60%. The transparent conductive plate is provided with the adhesive layer, the touch panel is provided with the transparent conductive film or plate as an upper or lower electrode.Type: GrantFiled: August 2, 2005Date of Patent: October 21, 2008Assignee: Bridgestone CorporationInventors: Hidefumi Kotsubo, Masato Yoshikawa, Yasuhiro Morimura, Kiyomi Sasaki
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Publication number: 20070218374Abstract: A photo-curable transfer sheet having a photo-curable transfer layer comprising a photo-curable composition, the photo-curable composition being deformable by application of pressure and containing a reactive polymer having a photopolymerizable functional group, wherein the photo-curable transfer layer shows linearity in relationship between strain [?] (%) and time [t] (second) measured by a creep test using a dynamic viscoelasticity measuring apparatus under the conditions of an ordinary temperature, stress of 50 Pa and a time period of 120 seconds, and satisfies a following formula: log ?=a+b·log t, in which “a” is a real number, and “b” is in the range of 0.10 to 0.53; and a process for the preparation of an optical information recording medium using the sheet and an optical information recording medium.Type: ApplicationFiled: October 6, 2004Publication date: September 20, 2007Inventors: Hideki Kitano, Takato Inamiya, Kenji Murayama, Hidefumi Kotsubo, Yasuhiro Morimura
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Publication number: 20060234065Abstract: An acid-resistant transparent electroconductive substrate with an ITO layer includes a transparent base and the ITO layer formed over the transparent base. The ITO layer contains at least 30 percent by weight of tin oxide. A dye-sensitized solar cell electrode includes the transparent electroconductive substrate and a dye-adsorbed semiconductor layer formed over the ITO layer of the transparent electroconductive substrate. A dye-sensitized solar cell is provided which uses the dye-sensitized solar cell electrode as a dye-sensitized semiconductor electrode. A SnO2 content of 30 percent by weight or more enhances acid resistance. The dye-sensitized semiconductor electrode for the dye-sensitized solar cell is prepared by forming a layer-by-layer self-assembled film on the ITO layer by a layer-by-layer assembly technique, forming a replica layer by acid-treating the layer-by-layer self-assembled film to form irregularities, and forming a semiconductor layer on the replica layer.Type: ApplicationFiled: April 14, 2006Publication date: October 19, 2006Inventors: Shingo Ohno, Yoshinori Iwabuchi, Hidefumi Kotsubo, Yasuhiro Morimura, Shinichiro Sugi, Hideo Sugiyama, Masato Yoshikawa
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Patent number: 7018714Abstract: The present invention aims to provide a near-infrared absorption film having excellent near-infrared blocking properties and visible light transparency over a wide wavelength range, and attractive appearance. It further aims to provide a near-infrared absorption film having excellent near-infrared blocking properties, visible light transparency, good appearance and excellent durability such as anti-deterioration properties. The film may comprise a transparent substrate, and a near-infrared absorption layer containing a cyanine compound represented by the formula (1), and a diimonium compound. wherein, in the formula (1), A is a divalent bonding group comprising ethylene. R1 and R2 are monovalent groups comprising a carbon atom. X? is a monovalent anion. The film may also comprise a transparent substrate, and a near-infrared absorption layer containing a layer containing the cyanine compound represented by the formula (1) and a layer containing a diimonium compound.Type: GrantFiled: October 30, 2003Date of Patent: March 28, 2006Assignee: Bridgestone CorporationInventors: Taichi Kobayashi, Masayuki Matsuzaki, Masato Sugimachi, Yasuhiro Morimura
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Publication number: 20060008665Abstract: A touch panel having excellent durability, in which depression is scarcely generated on the surface of the touch panel by pushing the surface with a pen, and a transparent conductive film and plate useful in the touch panel are provided. The transparent conductive film comprises a first polymer film having a transparent conductive thin layer thereon and a second polymer film having a hardcoat layer thereon, the first and second polymer films being bonded each other through an adhesive layer such that a surface having no transparent conductive thin layer of the first polymer film faces a surface having no hardcoat layer of the second polymer film, wherein work of the adhesive layer in elastic deformation is not less than 60%. The transparent conductive plate is provided with the adhesive layer, the touch panel is provided with the transparent conductive film or plate as an upper or lower electrode.Type: ApplicationFiled: August 2, 2005Publication date: January 12, 2006Inventors: Hidefumi Kotsubo, Masato Yoshikawa, Yasuhiro Morimura, Kiyomi Sasaki
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Publication number: 20050136246Abstract: An anisotropic conductive film made of an adhesive resin composition in which conductive particles are dispersed. The adhesive resin composition is a thermosetting resin composition containing base resin composed of polyacetalized resin obtained by acetalizing polyvinyl alcohol and/or modified polyacetalized resin obtained by introducing an aliphatic unsaturated group in a side chain of the polyacetalized resin, melamine-series resin, (meth)acrylate phosphate, and alkyd resin. The present invention provides an anisotropic conductive film exhibiting high adhesive strength to both ITO and SiOx.Type: ApplicationFiled: December 23, 2004Publication date: June 23, 2005Inventors: Hidetoshi Hiraoka, Ryo Sakurai, Teruo Miura, Yasuhiro Morimura
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Patent number: 6882091Abstract: To manufacture an electromagnetic-wave shielding and light transmitting plate having a conductive pattern of which line width is narrow and open area ratio is high, a resin pattern 2 is printed on a transparent film 1 having a low affinity for a plated layer by using a resin having a high affinity for the plated layer. Then, a conductive material layer is formed by electroless plating on the resin pattern 2 of the film 1, thereby forming the conductive pattern 3. After that, the blackening treatment is conducted, thereby obtaining the electromagnetic-wave shielding and light transmitting plate.Type: GrantFiled: May 20, 2004Date of Patent: April 19, 2005Assignee: Bridgestone CorporationInventors: Hidefumi Kotsubo, Yasuhiro Morimura, Itsuo Tanuma
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Publication number: 20050040378Abstract: The present invention aims to provide a near-infrared absorption film having excellent near-infrared blocking properties and visible light transparency over a wide wavelength range, and attractive appearance. It further aims to provide a near-infrared absorption film having excellent near-infrared blocking properties, visible light transparency, good appearance and excellent durability such as anti-deterioration properties. The film may comprise a transparent substrate, and a near-infrared absorption layer containing a cyanine compound represented by the formula (1), and a diimonium compound. wherein, in the formula (1), A is a divalent bonding group comprising ethylene. R1 and R2 are monovalent groups comprising a carbon atom. X? is a monovalent anion. The film may also comprise a transparent substrate, and a near-infrared absorption layer containing a layer containing the cyanine compound represented by the formula (1) and a layer containing a diimonium compound.Type: ApplicationFiled: October 30, 2003Publication date: February 24, 2005Inventors: Taichi Kobayashi, Masayuki Matsuzaki, Masato Sugimachi, Yasuhiro Morimura
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Publication number: 20040214503Abstract: To manufacture an electromagnetic-wave shielding and light transmitting plate having a conductive pattern of which line width is narrow and open area ratio is high, a resin pattern 2 is printed on a transparent film 1 having a low affinity for a plated layer by using a resin having a high affinity for the plated layer. Then, a conductive material layer is formed by electroless plating on the resin pattern 2 of the film 1, thereby forming the conductive pattern 3. After that, the blackening treatment is conducted, thereby obtaining the electromagnetic-wave shielding and light transmitting plate.Type: ApplicationFiled: May 20, 2004Publication date: October 28, 2004Applicant: BRIDGESTONE CORPORATIONInventors: Hidefumi Kotsubo, Yasuhiro Morimura, Itsuo Tanuma
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Publication number: 20040214502Abstract: To manufacture an electromagnetic-wave shielding and light transmitting plate having a conductive pattern of which line width is narrow and open area ratio is high, a negative pattern 2 composed of dots is printed on a transparent film 1 having a high affinity for a plated layer of a conductive material by using a transparent resin having a low affinity for the plated layer and a backside coating layer 3 is formed by printing a transparent resin on the entire back surface of the transparent film 1. Then, a conductive material layer is formed by electroless plating to cover the film exposed surface not covered by the negative pattern 2 of the film 1, thereby forming the conductive pattern 4. After that, the blackening treatment is conducted, thereby obtaining the electromagnetic-wave shielding and light transmitting plate.Type: ApplicationFiled: May 19, 2004Publication date: October 28, 2004Applicant: BRIDGESTONE CORPORATIONInventors: Hidefumi Kotsubo, Yasuhiro Morimura, Itsuo Tanuma
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Patent number: 6770820Abstract: By using a conductive adhesive prepared by dispersing conductive particles such as a nickel filler in a thermally or optically curable adhesive comprising a base resin having heat resistance and flexibility after curing, such as EVA, PVB, acrylic resin or unsaturated polyester, as an adhesive for making the shielding conductive layer of a shielded flat cable conductive with the ground line of a cable body in a non-insulated portion and bonding the cable body to the shielding member, the heat resistance and connection reliability in a high temperature and high humidity condition of the shielded flat cable are ensured. To further improve adhesion, a phosphoric acid methacrylate and melamine-based resin are blended with the above base resin.Type: GrantFiled: March 12, 2002Date of Patent: August 3, 2004Assignee: Kabushiki Kaisha BridgestoneInventors: Ryo Sakurai, Hidetoshi Hiraoka, Tokuo Okada, Yasuhiro Morimura, Teruo Miura
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Patent number: 6706391Abstract: An anisotropically electroconductive film, which has a high reliability in its capacity for conducting electricity and also a good adhesion under such an adhesive condition that the film is heated at a temperature of 130° C. or less for a short period of time, has a layer of an adhesive within which electroconductive particles are distributed. The adhesive is composed of a thermosetting resin composition including a base resin, a reactive compound, an organic peroxide and a reaction accelerating compound, and also the electroconductive particles incorporated into the thermosetting resin composition. The base resin is a polyacetalized resin which is obtained by acetalizing a polyvinyl alcohol. The reactive compound is at least one selected from a group consisting of acryloxy group-bearing compounds, methacryloxy group-bearing compounds and epoxy group-bearing compounds. The reaction accelerating compound is a compound which has a radically reactive group and alkali-reactive group as its end groups.Type: GrantFiled: July 26, 2001Date of Patent: March 16, 2004Assignee: Bridgestone CorporationInventors: Ryo Sakurai, Hidetoshi Hiraoka, Tokuo Okada, Teruo Miura, Yasuhiro Morimura
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Patent number: 6521825Abstract: The present invention provides a light and thin backside covering material for a solar cell module which is excellent in moisture resistance and durability and has a good insulator without causing a short circuit with underlying wire nor leak current. Also the invention provides a durable and high performance solar cell module using this backside covering material as a rear surface protection member. The backside covering material for a solar cell module is a three-layer laminated film, wherein a moisture resistant film is sandwiched with two films having heat resistance and weather resistance. A deposited layer 5 of inorganic oxide is formed on a surface of a base film 4 to make the moisture resistant film 3.Type: GrantFiled: February 11, 2002Date of Patent: February 18, 2003Assignee: Bridgestone CorporationInventors: Teruo Miura, Kazuyoshi Akuzawa, Yasuhiro Morimura
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Patent number: 6506090Abstract: A display panel such as a plasma display panel is provided in which an electromagnetic-wave shielding material is integrated whereby electromagnetic-wave shielding efficiency is imparted to a display panel itself. A transparent film 2 having a conductive pattern 3 is bonded to a front surface of a plasma display panel 20 by transparent adhesives 4A. The conductive pattern 3 is in a mesh form having a line width of 50 &mgr;m or less and an open area ratio of 75% or more and is formed by vapor plating or liquid phase plating. To form a conductive pattern, dots 12 are printed on a transparent film 11 by using material which is soluble in solvent such as water. Then, a conductive material layer 13 is formed so as to cover over all the dots 12 and exposed portions of the transparent film 11. The film 11 is cleaned by the solvent such as water. By the cleaning process, the soluble dots 12 are dissolved and the conductive material on the dots 13 are also removed from the film 11.Type: GrantFiled: November 29, 2001Date of Patent: January 14, 2003Assignee: Bridgestone CorporationInventors: Hidefumi Kotsubo, Yasuhiro Morimura, Itsuo Tanuma
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Publication number: 20020189847Abstract: By using a conductive adhesive prepared by dispersing conductive particles such as a nickel filler in a thermally or optically curable adhesive comprising a base resin having heat resistance and flexibility after curing, such as EVA, PVB, acrylic resin or unsaturated polyester, as an adhesive for making the shielding conductive layer of a shielded flat cable conductive with the ground line of a cable body in a non-insulated portion and bonding the cable body to the shielding member, the heat resistance and connection reliability in a high temperature and high humidity condition of the shielded flat cable are ensured.Type: ApplicationFiled: March 12, 2002Publication date: December 19, 2002Inventors: Ryo Sakurai, Hidetoshi Hiraoka, Tokuo Okada, Yasuhiro Morimura, Teruo Miura
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Publication number: 20020129848Abstract: The present invention provides a light and thin backside covering material for a solar cell module which is excellent in moisture resistance and durability and has a good insulator without causing a short circuit with underlying wire nor leak current. Also the invention provides a durable and high performance solar cell module using this backside covering material as a rear surface protection member. The backside covering material for a solar cell module is a three-layer laminated film, wherein a moisture resistant film is sandwiched with two films having heat resistance and weather resistance. A deposited layer 5 of inorganic oxide is formed on a surface of a base film 4 to make the moisture resistant film 3.Type: ApplicationFiled: February 11, 2002Publication date: September 19, 2002Applicant: BRIDGESTONE CORPORATIONInventors: Teruo Miura, Kazuyoshi Akuzawa, Yasuhiro Morimura
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Publication number: 20020039004Abstract: A display panel such as a plasma display panel is provided in which an electromagnetic-wave shielding material is integrated whereby electromagnetic-wave shielding efficiency is imparted to a display panel itself. A transparent film 2 having a conductive pattern 3 is bonded to a front surface of a plasma display panel 20 by transparent adhesives 4A. The conductive pattern 3 is in a mesh form having a line width of 50 &mgr;m or less and an open area ratio of 75% or more and is formed by vapor plating or liquid phase plating. To form a conductive pattern, dots 12 are printed on a transparent film 11 by using material which is soluble in solvent such as water. Then, a conductive material layer 13 is formed so as to cover over all the dots 12 and exposed portions of the transparent film 11. The film 11 is cleaned by the solvent such as water. By the cleaning process, the soluble dots 12 are dissolved and the conductive material on the dots 13 are also removed from the film 11.Type: ApplicationFiled: November 29, 2001Publication date: April 4, 2002Applicant: BRIDGESTONE CORPORATIONInventors: Hidefumi Kotsubo, Yasuhiro Morimura, Itsuo Tanuma
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Publication number: 20020010247Abstract: An anisotropically electroconductive film, which has a high reliability in its capacity for conducting electricity and also a good adhesion under such an adhesive condition that the film is heated at a temperature of 130° C. or less for a short period of time, has a layer of an adhesive within which electroconductive particles are distributed. The adhesive is composed of a thermosetting resin composition including a base resin, a reactive compound, an organic peroxide and a reaction accelerating compound, and also the electroconductive particles incorporated into the thermosetting resin composition. The base resin is a polyacetalized resin which is obtained by acetalizing a polyvinyl alcohol. The reactive compound is at least one selected from a group consisting of acryloxy group-bearing compounds, methacryloxy group-bearing compounds and epoxy group-bearing compounds. The reaction accelerating compound is a compound which has a radically reactive group and alkali-reactive group as its end groups.Type: ApplicationFiled: July 26, 2001Publication date: January 24, 2002Applicant: BRIDGESTONE CORPORATIONInventors: Ryo Sakurai, Hidetoshi Hiraoka, Tokuo Okada, Teruo Miura, Yasuhiro Morimura