Patents by Inventor Yuuki Miyamoto
Yuuki Miyamoto 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: 20200109740Abstract: A spline telescopic shaft of a vehicular propeller shaft includes a spline outer shaft and a spline inner shaft. In an outer peripheral surface of an outer spline provided on the spline inner shaft, a first portion is coated with a coating film, and a second portion is not coated with the coating film. The first portion extends from an end portion of the outer spline to a prescribed position, the end portion of the outer spline being located on a side of a distal end portion of the spline inner shaft, the prescribed position being located closer to the distal end portion of the spline inner shaft than an end surface of an inner spline is, and the end surface of the inner spline being located on a side of an opening portion of the spline outer shaft.Type: ApplicationFiled: September 24, 2019Publication date: April 9, 2020Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Satoshi JINNO, Yuuki MIYAMOTO, Ryosuke YAMAMOTO
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Patent number: 10599509Abstract: This management system for a computer system including a plurality of elements for which performance values are to be monitored generates one or more plans on the basis of: a performance value history of a specific bottleneck (an element that has been identified as the cause of a detected failure); management information that includes information indicating, for each countermeasure, the relation between a plurality of countermeasure attributes and a plurality of bottlenecks; and a countermeasure attribute corresponding to the specific bottleneck, and displays the one or more plans thus generated. Each of the displayed one or more plans includes one or more countermeasures. In each of the displayed one or more plans, each of the one or more countermeasures is classified into one of a plurality of countermeasure types.Type: GrantFiled: December 21, 2015Date of Patent: March 24, 2020Assignee: Hitachi, Ltd.Inventors: Yasuhiro Ishibashi, Katsutoshi Asaki, Yuri Hiraiwa, Yuuki Miyamoto
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Publication number: 20180181455Abstract: This management system for a computer system including a plurality of elements for which performance values are to be monitored generates one or more plans on the basis of: a performance value history of a specific bottleneck (an element that has been identified as the cause of a detected failure); management information that includes information indicating, for each countermeasure, the relation between a plurality of countermeasure attributes and a plurality of bottlenecks; and a countermeasure attribute corresponding to the specific bottleneck, and displays the one or more plans thus generated. Each of the displayed one or more plans includes one or more countermeasures. In each of the displayed one or more plans, each of the one or more countermeasures is classified into one of a plurality of countermeasure types.Type: ApplicationFiled: December 21, 2015Publication date: June 28, 2018Applicant: HITACHI, LTD.Inventors: Yasuhiro ISHIBASHI, Katsutoshi ASAKI, Yuri HIRAIWA, Yuuki MIYAMOTO
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Publication number: 20160237281Abstract: The present invention relates to a photocurable resin composition including (A) a compound having (meth)acryloyl group, (B) a photopolymerization initiator, and (C) a plasticizer, a content of the photopolymerization initiator (B) being 4.0 to 10% by mass.Type: ApplicationFiled: September 26, 2014Publication date: August 18, 2016Inventors: Yuuki MIYAMOTO, Youichi KIMURA, Tetsuya OKAZAKI, Hiroka SHINDOU, Masayuki WADA, Tomohiro HORINOUCHI
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Patent number: 9201779Abstract: A management system manages a computer system having multiple storage apparatuses, which provide a virtual volume to a host. The computer system includes a pool, and the storage apparatus allocates a physical page in the pool to a write destination when writing to the virtual volume. The management system stores logical volume management information for managing a corresponding relationship between a storage apparatus in which a logical volume resides and a physical page forming the logical volume, and virtual volume management information for managing the corresponding relationship between a virtual segment in a virtual volume and a page allocated to the virtual segment, and based on the logical volume management information and the virtual volume management information identifies a first page migration, which is affected in a case where either a determination-target storage apparatus is stopped or a first storage area is blocked, and displays the first page migration information.Type: GrantFiled: June 27, 2012Date of Patent: December 1, 2015Assignee: HITACHI, LTD.Inventors: Yoshitaka Tokusho, Yuuki Miyamoto
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Publication number: 20150309632Abstract: To provide a photocurable liquid resin composition which may be suitably applied for the purpose of filling a space between a protective panel and an image display unit or the like in an image display device, has an appropriate viscosity, is excellent in curing properties at a low dose and shaded part curing properties, is favorable in moist heat resistance reliability of a cured material, and is able to not only sufficiently suppress bleedout but also enhance resistance to yellowing after photocuring when used as a structural member of an image display device; an image display device using the same; and a method for manufacturing an image display device. Disclosed is a photocurable liquid resin composition including (A) a compound having a (meth)acryloyl group, (B) a photopolymerization initiator, (C) a plasticizer, and (D) an antioxidant, the component (D) including a compound having a hindered phenol structure in a molecule thereof.Type: ApplicationFiled: November 14, 2013Publication date: October 29, 2015Inventors: Yuuki MIYAMOTO, Tomohiro HIRATA, Youichi Kimura, Keishi HAMADA, Tetsuya OKAZAKI, Hiroka SHINDOU, Masayuki WADA, Tomohiro HORINOUCHI
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Patent number: 9086947Abstract: The present invention provides a technique to efficiently rearrange data in actual regions. A management system acquires load lumped region variation information (access distribution variation amount) indicative of a variation in the position of a virtual region in a virtual volume in a storage subsystem which region corresponds to a hot spot. Then, based on the load lumped region variation information, the management system determines a load position unvaried hour(s) indicative of a hour(s) in which the position of the virtual region corresponding to the hot spot is almost or perfectly unvaried (the hour(s) in which the position of the hot spot is stable). The management system then displays the load position unvaried hour(s) on a display device.Type: GrantFiled: January 24, 2013Date of Patent: July 21, 2015Assignee: HITACHI, LTD.Inventors: Yuuki Miyamoto, Katsutoshi Asaki
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Patent number: 8850088Abstract: A computer system includes a server using a virtual volume (virtual logical volume) shared by a plurality of storage apparatuses. A management system managing the computer system accepts a selection of a first storage apparatus to be a determination target from among the storage apparatuses, performs a first determination of whether a first access path including the first storage apparatus exists or not. If the first access path exists, the management system performs a second determination of whether or not the first access path is an active access path used by the server for accessing the storage area (the storage area of the storage apparatus) assigned to a part of the virtual volume used by the server, and determines whether the first storage apparatus can be stopped or not on the basis of a result of the first determination or a result of the second determination. The access path is a path from the server to one of the storage apparatuses.Type: GrantFiled: April 18, 2012Date of Patent: September 30, 2014Assignee: Hitachi, Ltd.Inventors: Yuuki Miyamoto, Katsutoshi Asaki
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Publication number: 20140006740Abstract: A management system manages a computer system having multiple storage apparatuses, which provide a virtual volume to a host. The computer system includes a pool, and the storage apparatus allocates a physical page in the pool to a write destination when writing to the virtual volume. The management system stores logical volume management information for managing a corresponding relationship between a storage apparatus in which a logical volume resides and a physical page forming the logical volume, and virtual volume management information for managing the corresponding relationship between a virtual segment in a virtual volume and a page allocated to the virtual segment, and based on the logical volume management information and the virtual volume management information identifies a first page migration, which is affected in a case where either a determination-target storage apparatus is stopped or a first storage area is blocked, and displays the first page migration information.Type: ApplicationFiled: June 27, 2012Publication date: January 2, 2014Applicant: HITACHI, LTD.Inventors: Yoshitaka Tokusho, Yuuki Miyamoto
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Publication number: 20130282935Abstract: A computer system includes a server using a virtual volume (virtual logical volume) shared by a plurality of storage apparatuses. A management system managing the computer system accepts a selection of a first storage apparatus to be a determination target from among the storage apparatuses, performs a first determination of whether a first access path including the first storage apparatus exists or not. If the first access path exists, the management system performs a second determination of whether or not the first access path is an active access path used by the server for accessing the storage area (the storage area of the storage apparatus) assigned to a part of the virtual volume used by the server, and determines whether the first storage apparatus can be stopped or not on the basis of a result of the first determination or a result of the second determination. The access path is a path from the server to one of the storage apparatuses.Type: ApplicationFiled: April 18, 2012Publication date: October 24, 2013Applicant: HITACHI, LTD.Inventors: Yuuki Miyamoto, Katsutoshi Asaki
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Patent number: 8386711Abstract: The present invention provides a technique to efficiently rearrange data in actual regions. A management system acquires load lumped region variation information (access distribution variation amount) indicative of a variation in the position of a virtual region in a virtual volume in a storage subsystem which region corresponds to a hot spot. Then, based on the load lumped region variation information, the management system determines a load position unvaried hour(s) indicative of a hour(s) in which the position of the virtual region corresponding to the hot spot is almost or perfectly unvaried (the hour(s) in which the position of the hot spot is stable). The management system then displays the load position unvaried hour(s) on a display device (see FIG. 19).Type: GrantFiled: August 10, 2010Date of Patent: February 26, 2013Assignee: Hitachi, Ltd.Inventors: Yuuki Miyamoto, Katsutoshi Asaki
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Publication number: 20120159112Abstract: The present invention makes it possible for different types of application programs to efficiently use a virtual volume created on a basis of a hierarchized pool. A configuration management part P30 determines, based on access information, to which of storage tiers 211 actual areas 212 allocated to virtual volumes 220 should be allocated. The configuration management part comprises a determination part P3020 for determining a type of an application program that uses an actual area, and reallocation destination instruction parts P3021 and P3022 for determining reallocation destinations of the actual areas in accordance with the determination result, and instructing the storage apparatus as to these determinations.Type: ApplicationFiled: December 15, 2010Publication date: June 21, 2012Inventors: Yoshitaka Tokusho, Takato Kusama, Yuuki Miyamoto
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Publication number: 20120042124Abstract: The present invention provides a technique to efficiently rearrange data in actual regions. A management system acquires load lumped region variation information (access distribution variation amount) indicative of a variation in the position of a virtual region in a virtual volume in a storage subsystem which region corresponds to a hot spot. Then, based on the load lumped region variation information, the management system determines a load position unvaried hour(s) indicative of a hour(s) in which the position of the virtual region corresponding to the hot spot is almost or perfectly unvaried (the hour(s) in which the position of the hot spot is stable). The management system then displays the load position unvaried hour(s) on a display device (see FIG. 19).Type: ApplicationFiled: August 10, 2010Publication date: February 16, 2012Applicant: HITACHI, LTD.Inventors: Yuuki Miyamoto, Katsutoshi Asaki