Patents by Inventor Yuki Fujita
Yuki Fujita 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: 9526194Abstract: A power conversion device includes a power semiconductor module that converts DC current into AC current, a capacitor for smoothing DC power, a first flow conduit defining member for defining a first flow conduit and for defining a first storage space in which the power semiconductor module is housed, and a second flow conduit defining member for defining a second flow conduit and for defining a second storage space in which the capacitor is housed. A first space, in which a vehicle component that is different from the power conversion device is disposed, is defined in a space to the side of the first flow conduit defining member and below the second flow conduit defining member.Type: GrantFiled: October 2, 2013Date of Patent: December 20, 2016Assignee: Hitachi Automotive Systems, Ltd.Inventors: Yuki Fujita, Kenichiro Nakajima, Kaname Sasaki
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Publication number: 20160268782Abstract: Inductance is reduced while high insulation reliability between positive and negative electrodes of a DC bus bar is ensured. The DC bus bar 801a (801b) is held; the bus bar 801a (801b) is fixed by an insulating member 802a (802b) having an insulating property, with one surface 14 (15) of the bus bar 801a (801b) exposed; the bus bar 801a is arranged such that the surface 14 of the bus bar 801a faces the surface 15 of the second bus bar 801b; an insulating sheet 803 is held between the bus bar 801a and the bus bar 801b; the first insulating member 802a has a projecting part 804a projecting toward the second insulating member 802b; and the projecting part 804a has, at an end part thereof, an abutting surface 13 in contact with the second insulating member 802b.Type: ApplicationFiled: September 24, 2014Publication date: September 15, 2016Inventors: Yuki FUJITA, Kaname SASAKI, Kenichirou NAKAJIMA
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Publication number: 20160228412Abstract: Provided is a novel therapeutic means for Alzheimer's disease. In particular, provided is a compound represented by the following general formula (I): or a salt thereof.Type: ApplicationFiled: April 19, 2016Publication date: August 11, 2016Inventors: Hachiro Sugimoto, Michiaki Okuda, Shinichi Nakayama, Yoshikazu Inoue, Yoko Sakata, Yuki Fujita, Rie Tokizane
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Publication number: 20160224720Abstract: Aspects of the present invention relate to a test photomask and a method for evaluating critical dimension changes in the test photomask. Various embodiments include a test photomask. The test photomask includes a plurality of cells having a varied density pattern. The plurality of cells include a first group of cells arranged along a first line, the first group of cells having a first combined density ratio. The plurality of cells also include a second group of cells arranged along a second line, the second group of cells having a second combined density ratio. In the plurality of cells, the second combined density ratio for the second group of cells is equal to the first combined density ratio of the first group of cells. The varied density pattern is configured to substantially neutralize fogging effects.Type: ApplicationFiled: April 8, 2016Publication date: August 4, 2016Inventors: Brian N. Caldwell, Yuki Fujita, Raymond W. Jeffer, James P. Levin, Joseph L. Malenfant, JR., Steven C. Nash
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Publication number: 20160223902Abstract: Aspects of the present invention relate to a test photomask and a method for evaluating critical dimension changes in the test photomask. Various embodiments include a test photomask. The test photomask includes a plurality of cells having a varied density pattern. The plurality of cells include a first group of cells arranged along a first line, the first group of cells having a first combined density ratio. The plurality of cells also include a second group of cells arranged along a second line, the second group of cells having a second combined density ratio. In the plurality of cells, the second combined density ratio for the second group of cells is equal to the first combined density ratio of the first group of cells. The varied density pattern is configured to substantially neutralize fogging effects.Type: ApplicationFiled: April 8, 2016Publication date: August 4, 2016Inventors: Brian N. Caldwell, Yuki Fujita, Raymond W. Jeffer, James P. Levin, Joseph L. Malenfant, JR., Steven C. Nash
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Publication number: 20160181940Abstract: A power conversion device includes: a metal housing; a power semiconductor module that is contained in the metal housing and converts direct electric current to alternating electric current; a capacitor module that is contained in the metal housing and arranged side by side with the power semiconductor module, wherein the capacitor module smoothes the direct electric current supplied to the power semiconductor module; a substrate that has a drive circuit part mounted in a first region, the drive circuit part driving the power semiconductor module, and a control circuit part mounted in a second region, the control circuit part controlling the drive circuit part, wherein the substrate is disposed so as to cover over the metal housing; a base plate that extends in a space in which the second region of the substrate and the capacitor module oppose to each other, and that is electrically connected to the metal housing; and a first noise shielding member that extends in a direction along a boundary between the firsType: ApplicationFiled: August 6, 2014Publication date: June 23, 2016Inventors: Masayoshi TAKAHASHI, Keisuke FUKUMASU, Yuki FUJITA, Takeshi KATO, Hiroki FUNATO
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Patent number: 9372394Abstract: Aspects of the present invention relate to a test photomask and a method for evaluating critical dimension changes in the test photomask. Various embodiments include a test photomask. The test photomask includes a plurality of cells having a varied density pattern. The plurality of cells include a first group of cells arranged along a first line, the first group of cells having a first combined density ratio. The plurality of cells also include a second group of cells arranged along a second line, the second group of cells having a second combined density ratio. In the plurality of cells, the second combined density ratio for the second group of cells is equal to the first combined density ratio of the first group of cells. The varied density pattern is configured to substantially neutralize fogging effects.Type: GrantFiled: January 24, 2014Date of Patent: June 21, 2016Assignees: International Business Machines Corporation, Toppan Printing CO., LTD.Inventors: Brian N. Caldwell, Yuki Fujita, Raymond W. Jeffer, James P. Levin, Joseph L. Malenfant, Jr., Steven C. Nash
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Patent number: 9321752Abstract: Provided is a novel therapeutic means for Alzheimer's disease. In particular, provided is a compound represented by the following general formula (I): or a salt thereof.Type: GrantFiled: September 17, 2013Date of Patent: April 26, 2016Assignee: GREEN TECH CO., LTD.Inventors: Hachiro Sugimoto, Michiaki Okuda, Shinichi Nakayama, Yoshikazu Inoue, Yoko Sakata, Yuki Fujita, Rie Tokizane
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Publication number: 20150252029Abstract: Provided is a novel therapeutic means for Alzheimer's disease. In particular, provided is a compound represented by the following general formula (I): or a salt thereof.Type: ApplicationFiled: September 17, 2013Publication date: September 10, 2015Inventors: Hachiro Sugimoto, Michiaki Okuda, Shinichi Nakayama, Yoshikazu Inoue, Yoko Sakata, Yuki Fujita, Rie Tokizane
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Publication number: 20150245535Abstract: A power conversion device that can be made smaller without degradation of its cooling performance is provided. This power conversion device includes a power semiconductor module that converts DC current into AC current, a capacitor for smoothing DC power, a first flow conduit defining member for defining a first flow conduit and for defining a first storage space in which the power semiconductor module is housed, and a second flow conduit defining member for defining a second flow conduit and for defining a second storage space in which the capacitor is housed.Type: ApplicationFiled: October 2, 2013Publication date: August 27, 2015Inventors: Yuki Fujita, Kenichiro Nakajima, Kaname Sasaki
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Publication number: 20150212405Abstract: Aspects of the present invention relate to a test photomask and a method for evaluating critical dimension changes in the test photomask. Various embodiments include a test photomask. The test photomask includes a plurality of cells having a varied density pattern. The plurality of cells include a first group of cells arranged along a first line, the first group of cells having a first combined density ratio. The plurality of cells also include a second group of cells arranged along a second line, the second group of cells having a second combined density ratio. In the plurality of cells, the second combined density ratio for the second group of cells is equal to the first combined density ratio of the first group of cells. The varied density pattern is configured to substantially neutralize fogging effects.Type: ApplicationFiled: January 24, 2014Publication date: July 30, 2015Applicants: Toppan Printing Co., Ltd., International Business Machines CorporationInventors: Brian N. Caldwell, Yuki Fujita, Raymond W. Jeffer, James P. Levin, Joseph L. Malenfant, JR., Steven C. Nash
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Patent number: 8845952Abstract: A method of manufacturing a honeycomb structure including a honeycomb unit includes causing inorganic particles to contain water. The inorganic particles have a specific surface area of approximately 50 m2/g or more. Raw material paste for the honeycomb unit is prepared. The raw material paste includes a molding aid, water, and the inorganic particles containing water. The raw material paste is molded into a honeycomb molded body. The honeycomb molded body is fired to obtain the honeycomb unit. The honeycomb unit have a plurality of cells extending from a first end face to a second end face of the honeycomb unit along a longitudinal direction of the honeycomb unit and is separated by a plurality of cell walls.Type: GrantFiled: September 23, 2011Date of Patent: September 30, 2014Assignee: Ibiden Co., Ltd.Inventors: Yuki Fujita, Koichi Uemura
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Patent number: 8685331Abstract: A honeycomb structural body includes at least one honeycomb unit including a ? type zeolite, a phosphate group zeolite, and an inorganic binder and having a plurality of through holes divided by partition walls and arranged in a longitudinal direction of the honeycomb unit. The ? type zeolite includes secondary particles having an average particle diameter of approximately 0.5 ?m or more and approximately 5 ?m or less. The phosphate group zeolite includes primary particles having an average particle diameter of approximately 0.5 ?m or more and approximately 5 ?m or less. A ratio of a mass of the phosphate group zeolite with respect to a total mass of the ? type zeolite and the phosphate group zeolite is approximately 5% or more and approximately 35% or less.Type: GrantFiled: November 29, 2011Date of Patent: April 1, 2014Assignee: Ibiden Co., Ltd.Inventors: Masafumi Kunieda, Yuki Fujita, Hiroki Sato
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Patent number: 8615876Abstract: A method for manufacturing a honeycomb structural body having a honeycomb unit includes obtaining a honeycomb molded body including a compound containing a phosphate group zeolite and an inorganic binder. The honeycomb molded body has a plurality of through holes that are defined by cell walls and arranged in a longitudinal direction of the honeycomb molded body. The honeycomb molded body is dried. The dried honeycomb molded body is fired to obtain the honeycomb unit. At least one of the honeycomb unit and the dried honeycomb molded body is stored so that a difference in moisture content is approximately 5 mass % or less between a moisture content of the cell walls at a center part of a cross section perpendicular to the longitudinal direction and a moisture content of the cell walls at an outer periphery part of the cross section perpendicular to the longitudinal direction.Type: GrantFiled: October 22, 2010Date of Patent: December 31, 2013Assignee: Ibiden Co., Ltd.Inventors: Hiroki Sato, Yuki Fujita, Hikaru Yoshida, Takehiro Umemoto
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Patent number: 8551412Abstract: A honeycomb structure includes a honeycomb unit. The honeycomb unit includes plural cells, inorganic particles, and at least one of a flake substance, a tetrapod-shaped substance, and a three-dimensional needle-shaped substance. The plural cells extend from a first end face to a second end face of the honeycomb structure along a longitudinal direction of the honeycomb structure. The plural cells are defined by cell walls.Type: GrantFiled: September 29, 2010Date of Patent: October 8, 2013Assignee: Ibiden Co., Ltd.Inventors: Hiroki Sato, Masafumi Kunieda, Ikuhito Teshima, Yuki Fujita
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Patent number: 8357333Abstract: A honeycomb structural body includes a honeycomb unit having a plurality of through holes defined by cell walls and arranged in a longitudinal direction of the honeycomb unit. The honeycomb unit includes an inorganic binder, a first zeolite, and second zeolite. The first zeolite includes at least one of a ? type zeolite and a ZSM-5 type zeolite, and primary particles having an average particle diameter of approximately 0.01 ?m or more and approximately 0.1 ?m or less. The second zeolite includes a phosphate group zeolite and primary particles having an average particle diameter of approximately 0.5 ?m or more and approximately 5 ?m or less. A ratio between a mass of the first zeolite and a total mass of the first and second zeolites is approximately 0.1 or more and approximately 0.5 or less.Type: GrantFiled: October 25, 2010Date of Patent: January 22, 2013Assignee: Ibiden Co., Ltd.Inventors: Masafumi Kunieda, Yuki Fujita, Hiroki Sato
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Publication number: 20120251400Abstract: A honeycomb structural body includes at least one honeycomb unit including a ? type zeolite, a phosphate group zeolite, and an inorganic binder and having a plurality of through holes divided by partition walls and arranged in a longitudinal direction of the honeycomb unit. The ? type zeolite includes secondary particles having an average particle diameter of approximately 0.5 ?m or more and approximately 5 ?m or less. The phosphate group zeolite includes primary particles having an average particle diameter of approximately 0.5 ?m or more and approximately 5 ?m or less. A ratio of a mass of the phosphate group zeolite with respect to a total mass of the ? type zeolite and the phosphate group zeolite is approximately 5% or more and approximately 35% or less.Type: ApplicationFiled: November 29, 2011Publication date: October 4, 2012Applicant: IBIDEN CO., LTD.Inventors: Masafumi KUNIEDA, Yuki FUJITA, Hiroki SATO
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Publication number: 20120080828Abstract: A method of manufacturing a honeycomb structure including a honeycomb unit includes causing inorganic particles to contain water. The inorganic particles have a specific surface area of approximately 50 m2/g or more. Raw material paste for the honeycomb unit is prepared. The raw material paste includes a molding aid, water, and the inorganic particles containing water. The raw material paste is molded into a honeycomb molded body. The honeycomb molded body is fired to obtain the honeycomb unit. The honeycomb unit have a plurality of cells extending from a first end face to a second end face of the honeycomb unit along a longitudinal direction of the honeycomb unit and is separated by a plurality of cell walls.Type: ApplicationFiled: September 23, 2011Publication date: April 5, 2012Applicant: IBIDEN CO., LTD.Inventors: Yuki FUJITA, Koichi Uemura
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Patent number: 8147764Abstract: A honeycomb structure includes four honeycomb units each including inorganic particles, an inorganic binder, and cell walls extending from a first end face to a second end face along a longitudinal direction to define a plurality of cells. The cell walls includes a first cell walls extending along a first direction in a cross sectional plane perpendicular to the longitudinal direction and a second cell walls extending along a second direction substantially perpendicular to the first direction in the cross sectional plane. Adhesive layers are provided between the four honeycomb units to connect the four honeycomb units. The adhesive layers extend in a first extending direction and a second extending direction substantially perpendicular to the first extending direction in the cross sectional plane. A minimum angle between the first direction and the first extending direction or the second extending direction is approximately 22.5 degrees to approximately 45 degrees.Type: GrantFiled: October 9, 2008Date of Patent: April 3, 2012Assignee: Ibiden Co., Ltd.Inventor: Yuki Fujita
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Publication number: 20110116988Abstract: A honeycomb structural body includes a honeycomb unit having a plurality of through holes defined by cell walls and arranged in a longitudinal direction of the honeycomb unit. The honeycomb unit includes an inorganic binder, a first zeolite, and second zeolite. The first zeolite includes at least one of a ? type zeolite and a ZSM-5 type zeolite, and primary particles having an average particle diameter of approximately 0.01 ?m or more and approximately 0.1 ?m or less. The second zeolite includes a phosphate group zeolite and primary particles having an average particle diameter of approximately 0.5 ?m or more and approximately 5 ?m or less. A ratio between a mass of the first zeolite and a total mass of the first and second zeolites is approximately 0.1 or more and approximately 0.5 or less.Type: ApplicationFiled: October 25, 2010Publication date: May 19, 2011Applicant: IBIDEN CO. LTD.Inventors: Masafumi KUNIEDA, Yuki Fujita, Hiroki Sato