Patents by Inventor Hajime Murakami
Hajime Murakami 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: 20240122818Abstract: The present invention relates to light-scattering silica particles having a light scattering property, the light-scattering silica particles including: a plurality of hollow portions each having a closed pore structure inside the particle, in which the light-scattering silica particles have a volume-based cumulative 50% particle diameter of 1 ?m to 500 ?m and an average circularity of 0.80 or more, and in use of the light-scattering silica particles, a reflectance A of a water cake containing 20 mg/cm2 of silica per measurement cross-sectional area at an ultraviolet wavelength of 310 nm is 30% or more.Type: ApplicationFiled: December 27, 2023Publication date: April 18, 2024Applicants: AGC Inc., AGC SI-TECH CO., LTD.Inventors: Hajime KATAYAMA, Masashi KONDO, Kohta FUKUMOTO, Yuriko TAKANO, Shinnosuke ARIMITSU, Takeshi MURAKAMI, Kenji HIGASHI, Daisuke YAMAZUMI
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Patent number: 11627682Abstract: A rack-mounted device includes a case configured to include, in a width direction, a plurality of containment rooms each in which an electronic device is contained, a partition suspended from an upper wall of the case and configured to partition off the plurality of containment rooms adjacent to each other and guide the electronic device, and a support plate extending from a sidewall of the case into a containment room of the plurality of containment rooms and provided with a gap from a lower wall of the case to support the electronic device.Type: GrantFiled: February 5, 2020Date of Patent: April 11, 2023Assignee: FUJITSU LIMITEDInventor: Hajime Murakami
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Publication number: 20200275578Abstract: A rack-mounted device includes a case configured to include, in a width direction, a plurality of containment rooms each in which an electronic device is contained, a partition suspended from an upper wall of the case and configured to partition off the plurality of containment rooms adjacent to each other and guide the electronic device, and a support plate extending from a sidewall of the case into a containment room of the plurality of containment rooms and provided with a gap from a lower wall of the case to support the electronic device.Type: ApplicationFiled: February 5, 2020Publication date: August 27, 2020Applicant: FUJITSU LIMITEDInventor: Hajime Murakami
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Patent number: 10702944Abstract: An alloy structure has an arbitrary shape dimension which has high uniformity in the distribution of the element composition. The alloy structure contains Fe and at least four elements, which are selected from the group consisting of elements from atomic number 13 to atomic number 79 included in Group 3 to Group 16 of the periodic table of the elements and have a ratio of the atomic radius to an Fe atom of 0.83 or more but 1.17 or less, each of Fe and the four elements is contained in an atomic concentration range of 5 at % or more but 30 at % or less, a difference in atomic concentration between at least four elements among the at least four elements and Fe is in a range of less than 3 at %, and the alloy structure has, a column crystal in which the at least four elements and Fe are solid-dissolved.Type: GrantFiled: July 17, 2015Date of Patent: July 7, 2020Assignee: HITACHI METALS, LTD.Inventors: Takahiko Kato, Kousuke Kuwabara, Tadashi Fujieda, Kinya Aota, Isamu Takahashi, Hiroyuki Satake, Kenji Yamaga, Hajime Murakami
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Patent number: 10576538Abstract: An alloy structure which has high uniformity in the distribution of the element composition and the mechanical strength and excellent high-temperature strength and corrosion resistance, contains Fe and at least four elements, which are selected from the group consisting of elements from atomic number 13 to atomic number 79, included in Group 3 to Group 16 of the periodic table of the elements, and have a ratio of the atomic radius to an Fe atom of 0.83 or more but 1.17 or less, each of the elements in an atomic concentration range of 5 at % or more but 30 at % or less, a difference in atomic concentration among the at least four elements and Fe is in a range of less than 3 at %, and the alloy structure has, as a main crystal, a column crystal in which the at least four elements and Fe are solid-dissolved.Type: GrantFiled: July 17, 2015Date of Patent: March 3, 2020Assignee: HITACHI METALS, LTD.Inventors: Takahiko Kato, Kousuke Kuwabara, Tadashi Fujieda, Kinya Aota, Isamu Takahashi, Kenji Yamaga, Hiroyuki Satake, Hajime Murakami
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Patent number: 10251294Abstract: A load board includes an electronic component and first wiring connected thereto. A power supply board includes a DC/DC converter and second wiring connected thereto. A bus block includes prismatic block-shaped conductors arranged with a gap interposed therebetween and fixed. The bus block is held between the first plate member and the second plate member such that the end faces of the block-shaped conductors are in contact with the load board and the power supply board. The bus block is connected to the first wiring and the second wiring such that current flows in a direction from the power supply board to the load board in one of two adjacent block-shaped conductors and that current flows in a direction from the load board to the power supply board in the other block-shaped conductor.Type: GrantFiled: April 14, 2017Date of Patent: April 2, 2019Assignee: FUJITSU LIMITEDInventors: Xuelong Mao, Kayoko Kawano, Hajime Murakami, Hirofumi Mori, Katsuhiko Tagishi
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Patent number: 10192942Abstract: A display device includes a plurality of light-emitting elements aligned on a TFT substrate in a formation of a matrix. The plurality of light-emitting elements each have a flat surface portion and including a light-emitting layer, an anode, and a cathode, an insulating layer formed on the TFT substrate and under the light emitting element, and a tilted metal surface provided on a peripheral area surrounding the flat surface portion of the light-emitting element and having a tilt angle with respect to the flat surface portion of the light-emitting element. The tilted metal surface is provided on a surface of a slope of a bank that is provided on the insulation layer, and a width of a cross-section of the bank becomes smaller as the cross section conies farther away from a surface of the TFT substrate. A counter substrate is placed on the TFT substrate.Type: GrantFiled: April 4, 2018Date of Patent: January 29, 2019Assignee: Samsung Display Co., Ltd.Inventors: Masaya Adachi, Kazutaka Tsuji, Hajime Murakami, Etsuko Nishimura
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Publication number: 20180226461Abstract: A display device includes a plurality of light-emitting elements aligned on a TFT substrate in a formation of a matrix. The plurality of light-emitting elements each have a flat surface portion and including a light-emitting layer, an anode, and a cathode, an insulating layer formed on the TFT substrate and under the light emitting element, and a tilted metal surface provided on a peripheral area surrounding the flat surface portion of the light-emitting element and having a tilt angle with respect to the flat surface portion of the light-emitting element. The tilted metal surface is provided on a surface of a slope of a bank that is provided on the insulation layer, and a width of a cross-section of the bank becomes smaller as the cross section conies farther away from a surface of the TFT substrate. A counter substrate is placed on the TFT substrate.Type: ApplicationFiled: April 4, 2018Publication date: August 9, 2018Inventors: Masaya Adachi, Kazutaka Tsuji, Hajime Murakami, Etsuko Nishimura
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Patent number: 10026923Abstract: An electronic component has an organic member between two transparent substrates, in which outer peripheral portions of the two transparent substrates are bonded by a sealing material containing low melting glass. The low melting glass contains vanadium oxide, tellurium oxide, iron oxide and phosphoric acid, and satisfies the following relations (1) and (2) in terms of oxides. The sealing material is formed of a sealing material paste which contains the low melting glass, a resin binder and a solvent, the low melting glass containing vanadium oxide, tellurium oxide, iron oxide and phosphoric acid, and satisfies the following relations (1) and (2) in terms of the oxides. Thereby, thermal damages to an organic element or an organic material contained in the electronic component can be reduced and an electronic component having a glass bonding layer of high reliability can be produced efficiently.Type: GrantFiled: June 28, 2017Date of Patent: July 17, 2018Assignee: Hitachi Chemical Company, Ltd.Inventors: Takashi Naito, Shinichi Tachizono, Kei Yoshimura, Yuji Hashiba, Motomune Kodama, Masanori Miyagi, Takuya Aoyagi, Yuichi Sawai, Tadashi Fujieda, Takeshi Tsukamoto, Hajime Murakami
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Patent number: 9966421Abstract: A display device includes a plurality of light-emitting elements aligned on a TFT substrate in a formation of a matrix. The plurality of light-emitting elements each have a flat surface portion and including a light-emitting layer, an anode, and a cathode, an insulating layer formed on the TFT substrate and under the light emitting element, and a tilted metal surface provided on a peripheral area surrounding the flat surface portion of the light-emitting element and having a tilt angle with respect to the flat surface portion of the light-emitting element. The tilted metal surface is provided on a surface of a slope of a bank that is provided on the insulation layer, and a width of a cross-section of the bank becomes smaller as the cross section conies farther away from a surface of the TFT substrate. A counter substrate is placed on the TFT substrate.Type: GrantFiled: September 19, 2017Date of Patent: May 8, 2018Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co. Ltd.Inventors: Masaya Adachi, Kazutaka Tsuji, Hajime Murakami, Etsuko Nishimura
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Patent number: 9918380Abstract: A noise reduction board includes: a first board; a second board arranged under the first board; a plurality of power feeding parts made of a metal in a shape of a pole and configured to electrically interconnect the first board and the second board; and a noise reduction part arranged between the power feeding parts, wherein the noise reduction part includes: a metal plate; an insulator configured to cover a surface of the metal plate; a first terminal provided on the side of the first board of the metal plate and electrically coupled to a ground pattern of the first board; and a second terminal provided on the side of the second board of the metal plate and electrically coupled to a ground pattern of the second board.Type: GrantFiled: July 13, 2016Date of Patent: March 13, 2018Assignee: FUJITSU LIMITEDInventor: Hajime Murakami
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Publication number: 20180026086Abstract: A display device includes a plurality of light-emitting elements aligned on a TFT substrate in a formation of a matrix. The plurality of light-emitting elements each have a flat surface portion and including a light-emitting layer, an anode, and a cathode, an insulating layer formed on the TFT substrate and under the light emitting element, and a tilted metal surface provided on a peripheral area surrounding the flat surface portion of the light-emitting element and having a tilt angle with respect to the flat surface portion of the light-emitting element. The tilted metal surface is provided on a surface of a slope of a bank that is provided on the insulation layer, and a width of a cross-section of the bank becomes smaller as the cross section conies farther away from a surface of the TFT substrate. A counter substrate is placed on the TFT substrate.Type: ApplicationFiled: September 19, 2017Publication date: January 25, 2018Inventors: Masaya ADACHI, Kazutaka TSUJI, Hajime MURAKAMI, Etsuko NISHIMURA
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Publication number: 20170311471Abstract: A load board includes an electronic component and first wiring connected thereto. A power supply board includes a DC/DC converter and second wiring connected thereto. A bus block includes prismatic block-shaped conductors arranged with a gap interposed therebetween and fixed. The bus block is held between the first plate member and the second plate member such that the end faces of the block-shaped conductors are in contact with the load board and the power supply board. The bus block is connected to the first wiring and the second wiring such that current flows in a direction from the power supply board to the load board in one of two adjacent block-shaped conductors and that current flows in a direction from the load board to the power supply board in the other block-shaped conductor.Type: ApplicationFiled: April 14, 2017Publication date: October 26, 2017Applicant: FUJITSU LIMITEDInventors: XUELONG MAO, Kayoko KAWANO, HAJIME MURAKAMI, Hirofumi MORI, Katsuhiko TAGISHI
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Patent number: 9799714Abstract: A display device includes a plurality of light-emitting elements aligned on a TFT substrate in a formation of a matrix. The plurality of light-emitting elements each have a flat surface portion and including a light-emitting layer, an anode, and a cathode, an insulating layer formed on the TFT substrate and under the light emitting element, and a tilted metal surface provided on a peripheral area surrounding the flat surface portion of the light-emitting element and having a tilt angle with respect to the flat surface portion of the light-emitting element. The tilted metal surface is provided on a surface of a slope of a bank that is provided on the insulation layer, and a width of a cross-section of the bank becomes smaller as the cross section comes farther away from a surface of the TFT substrate. A counter substrate is placed on the TFT substrate.Type: GrantFiled: January 30, 2017Date of Patent: October 24, 2017Assignees: Japan Display Inc., Panasonic Liquid Crystal Display Co., Ltd.Inventors: Masaya Adachi, Kazutaka Tsuji, Hajime Murakami, Etsuko Nishimura
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Patent number: 9796821Abstract: Mechanical strength of a composite material is enhanced by a simple process. In a composite material comprising a resin or a rubber and an oxide glass, the resin or the rubber is dispersed in the oxide glass, or the oxide glass is dispersed in the resin or the rubber. The composite material has a function that the oxide glass is softened and fluidized by electromagnetic waves.Type: GrantFiled: November 19, 2012Date of Patent: October 24, 2017Assignee: Hitachi, Ltd.Inventors: Takuya Aoyagi, Takashi Naito, Tadashi Fujieda, Yuichi Sawai, Hajime Murakami, Hiroshi Yoshida, Akihiro Miyauchi, Masahiko Ogino
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Publication number: 20170301883Abstract: An electronic component has an organic member between two transparent substrates, in which outer peripheral portions of the two transparent substrates are bonded by a sealing material containing low melting glass. The low melting glass contains vanadium oxide, tellurium oxide, iron oxide and phosphoric acid, and satisfies the following relations (1) and (2) in terms of oxides. The sealing material is formed of a sealing material paste which contains the low melting glass, a resin binder and a solvent, the low melting glass containing vanadium oxide, tellurium oxide, iron oxide and phosphoric acid, and satisfies the following relations (1) and (2) in terms of the oxides. Thereby, thermal damages to an organic element or an organic material contained in the electronic component can be reduced and an electronic component having a glass bonding layer of high reliability can be produced efficiently.Type: ApplicationFiled: June 28, 2017Publication date: October 19, 2017Inventors: Takashi NAITO, Shinichi TACHIZONO, Kei YOSHIMURA, Yuji HASHIBA, Motomune KODAMA, Masanori MIYAGI, Takuya AOYAGI, Yuichi SAWAI, Tadashi FUJIEDA, Takeshi TSUKAMOTO, Hajime MURAKAMI
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Patent number: 9728341Abstract: An electronic component has an organic member between two transparent substrates, in which outer peripheral portions of the two transparent substrates are bonded by a sealing material containing to melting glass. The low melting glass contains vanadium oxide, tellurium oxide, iron oxide and phosphoric acid, and satisfies the following relations (1) and (2) in terms of oxides. The sealing material is formed of a sealing material paste which contains the low melting glass, a resin binder and a solvent, the low melting glass containing vanadium oxide, tellurium oxide, iron oxide and phosphoric acid, and satisfies the following relations (1) and (2) in terms of the oxides. Thereby, thermal damages to an organic element or an organic material contained in the electronic component can be reduced and an electronic component having a glass bonding layer of high reliability can be produced efficiently.Type: GrantFiled: July 25, 2013Date of Patent: August 8, 2017Assignee: Hitachi Chemical Company, Ltd.Inventors: Takashi Naito, Shinichi Tachizono, Kei Yoshimura, Yuji Hashiba, Motomune Kodama, Masanori Miyagi, Takuya Aoyagi, Yuichi Sawai, Tadashi Fujieda, Takeshi Tsukamoto, Hajime Murakami
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Publication number: 20170209954Abstract: An alloy structure has an arbitrary shape dimension which has high uniformity in the distribution of the element composition. The alloy structure contains Fe and at least four elements, which are selected from the group consisting of elements from atomic number 13 to atomic number 79 included in Group 3 to Group 16 of the periodic table of the elements and have a ratio of the atomic radius to an Fe atom of 0.83 or more but 1.17 or less, each of Fe and the four elements is contained in an atomic concentration range of 5 at % or more but 30 at % or less, a difference in atomic concentration between at least four elements among the at least four elements and Fe is in a range of less than 3 at %, and the alloy structure has, a column crystal in which the at least four elements and Fe are solid-dissolved.Type: ApplicationFiled: July 17, 2015Publication date: July 27, 2017Applicant: HITACHI, LTD.Inventors: Takahiko KATO, Kousuke KUWABARA, Tadashi FUJIEDA, Kinya AOTA, Isamu TAKAHASHI, Hiroyuki SATAKE, Kenji YAMAGA, Hajime MURAKAMI
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Publication number: 20170209922Abstract: An alloy structure which has high uniformity in the distribution of the element composition and the mechanical strength and excellent high-temperature strength and corrosion resistance, contains Fe and at least four elements, which are selected from the group consisting of elements from atomic number 13 to atomic number 79, included in Group 3 to Group 16 of the periodic table of the elements, and have a ratio of the atomic radius to an Fe atom of 0.83 or more but 1.17 or less, each of the elements in an atomic concentration range of 5 at % or more but 30 at % or less, a difference in atomic concentration among the at least four elements and Fe is in a range of less than 3 at %, and the alloy structure has, as a main crystal, a column crystal in which the at least four elements and Fe are solid-dissolved.Type: ApplicationFiled: July 17, 2015Publication date: July 27, 2017Applicant: HITACHI, LTD.Inventors: Takahiko KATO, Kousuke KUWABARA, Tadashi FUJIEDA, Kinya AOTA, Isamu TAKAHASHI, Kenji YAMAGA, Hiroyuki SATAKE, Hajime MURAKAMI
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Patent number: 9708460Abstract: Mechanical strength of a composite material is enhanced by a simple process. In a composite material comprising a resin or a rubber and an oxide glass, the resin or the rubber is dispersed in the oxide glass, or the oxide glass is dispersed in the resin or the rubber, and the oxide glass is softened and fluidized by heating at or lower than a heat decomposition temperature of the resin or the rubber.Type: GrantFiled: November 1, 2012Date of Patent: July 18, 2017Assignee: HITACHI, LTD.Inventors: Tadashi Fujieda, Takashi Naito, Takuya Aoyagi, Yuichi Sawai, Hajime Murakami, Hiroshi Yoshida, Akihiro Miyauchi, Masahiko Ogino