Patents by Inventor Shigeki Sato
Shigeki Sato 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: 10245939Abstract: A grille shutter device includes: a first bumper reinforcement extending in a vehicle width direction; and a shutter mechanism that is provided with a plurality of support members extending from the first bumper reinforcement in a direction intersecting with the vehicle width direction, is supported by the plurality of support members, and regulates a flow rate of air which flows into an engine room from a grille.Type: GrantFiled: November 28, 2017Date of Patent: April 2, 2019Assignee: AISIN SEIKI KABUSHIKI KAISHAInventors: Shuhei Uchida, Yoshimasa Asano, Shigeki Sato, Kenji Hori
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Publication number: 20190067687Abstract: An objective of the present invention is to provide a positive electrode active material that can inhibit the capacity changes associated with temperature variations, and an alkaline battery that contains this positive electrode active material. Aluminum and ytterbium are at least partially solid-dissolved in nickel hydroxide in the nickel composite hydroxide present in the positive electrode active material of the present invention.Type: ApplicationFiled: November 7, 2016Publication date: February 28, 2019Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, TANAKA CHEMICAL CORPORATIONInventors: Shigeki SATO, Makio KON, Mikio HATA, Taiki YASUDA
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Patent number: 10210974Abstract: In a coil component (planar coil element), at least part of a third metal magnetic powder constituting a metal magnetic powder and having a minimum average grain diameter is uncoated, which suppresses a reduction in magnetic permeability. On the other hand, the remaining metal powders are coated with glass, which improves the insulating properties of a metal magnetic powder-containing resin and reduces core loss.Type: GrantFiled: November 25, 2015Date of Patent: February 19, 2019Assignee: TDK CORPORATIONInventors: Hitoshi Ohkubo, Masazumi Arata, Manabu Ohta, Shou Kawadahara, Yoshihiro Maeda, Takahiro Kawahara, Hokuto Eda, Shigeki Sato
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Publication number: 20190006088Abstract: Disclosed herein is a coil component that includes a coil conductor part, and first and second high permeability parts provided respectively on both sides of the coil conductor part in a coil axis direction. The second high permeability part has a larger thickness in the coil axis direction than the first high permeability part. A low permeability part that segments at least a part of a magnetic path exists between the first and second high permeability parts in an outer diameter area of the coil conductor part when viewed in the coil axis direction.Type: ApplicationFiled: December 22, 2017Publication date: January 3, 2019Applicant: TDK CorporationInventors: Toshio Tomonari, Sachiko Takano, Shigeki Sato
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Publication number: 20180294259Abstract: A semiconductor device is provided, in which a loss of a sensing element is small. A semiconductor device including a semiconductor substrate is provided, the semiconductor device including: an upper-surface electrode that is provided on an upper surface of the semiconductor substrate; a sensing electrode that is provided on the upper surface of the semiconductor substrate and is separated from the upper-surface electrode; a lower-surface electrode that is provided on a lower surface of the semiconductor substrate; a main transistor portion that is provided on the semiconductor substrate and is connected to the upper-surface electrode and the lower-surface electrode; a main diode portion that is provided on the semiconductor substrate and is connected to the upper-surface electrode and the lower-surface electrode; and a sense diode portion that is provided to the semiconductor substrate and is connected to the sensing electrode and the lower-surface electrode.Type: ApplicationFiled: February 22, 2018Publication date: October 11, 2018Inventor: Shigeki SATO
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Publication number: 20180166436Abstract: An insulated gate semiconductor device includes a main insulated gate transistor having a gate electrode controlling a main current, a current-detecting insulated gate transistor, which is disposed in parallel to a main insulated gate transistor, outputting a current on a proportional basis in size between the transistors to the main current flowing through the main insulated gate transistor, a temperature detecting diode formed integrally with these insulated gate transistors in a semiconductor substrate. Interposing an ESD tolerance Zener diode between an emitter electrode of the current-detecting insulated gate transistor and an anode electrode of the temperature detecting diode leads to securing the ESD tolerance for the current-detecting insulated gate transistor by using the temperature detecting diode.Type: ApplicationFiled: February 7, 2018Publication date: June 14, 2018Applicant: FUJI ELECTRIC CO., LTD.Inventor: Shigeki SATO
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Publication number: 20180154764Abstract: A grille shutter device includes: a first bumper reinforcement extending in a vehicle width direction; and a shutter mechanism that is provided with a plurality of support members extending from the first bumper reinforcement in a direction intersecting with the vehicle width direction, is supported by the plurality of support members, and regulates a flow rate of air which flows into an engine room from a grille.Type: ApplicationFiled: November 28, 2017Publication date: June 7, 2018Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Shuhei UCHIDA, Yoshimasa ASANO, Shigeki SATO, Kenji HORI
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Publication number: 20170346997Abstract: A vehicle camera device includes: a lid that opens and closes an opening of a camera accommodation chamber; a camera that is capable of being accommodated in the camera accommodation chamber and exposed from the opening when the opening is opened by a rotation of the lid; and a driving device that operates the camera and the lid, in which the camera has an image capturing posture when the camera captures an image of a portion below a reference axis, an accommodation posture when the camera is accommodated in the camera accommodation chamber, and the other postures different from the image capturing posture and the accommodation posture.Type: ApplicationFiled: May 12, 2017Publication date: November 30, 2017Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Shigeki SATO, Takayuki Fukuda, Tokuhiro Shiga, Kenji Hori
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Publication number: 20170330669Abstract: Disclosed herein is a coil component that includes an element body made of a first magnetic material, a coil conductor embedded in the element body, and first and second magnetic films made of a second magnetic material having higher permeability than that of the first magnetic material. The element body has an upper surface crossing a coil axis of the coil conductor and first and second side surfaces extending substantially parallel to the coil axis. The first magnetic film is formed on the upper surface and first side surface of the element body, and the second magnetic film is formed on the upper surface and second side surface of the element body.Type: ApplicationFiled: May 9, 2017Publication date: November 16, 2017Applicant: TDK CorporationInventors: Toshio TOMONARI, Sachiko TAKANO, Shigeki SATO
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Publication number: 20170154720Abstract: A coil device comprising a coil, and a magnetic metal powder containing resin covering said coil. Said magnetic metal powder comprises at least two types of magnetic metal powders with different D50. The magnetic metal powder having larger D50 is defined as a large diameter powder, and the magnetic metal powder having smaller D50 is defined as a small diameter powder among the two types of said magnetic metal powder. Said large diameter powder is made of iron or iron based alloy. Said small diameter powder is made of Ni—Fe alloy. Said small diameter powder has D50 of 0.5 to 1.5 ?m. Said large diameter powder and said small diameter powder respectively comprises an insulation coating layer.Type: ApplicationFiled: November 29, 2016Publication date: June 1, 2017Inventors: Hitoshi OHKUBO, Kyohei TONOYAMA, Shigeki SATO
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Patent number: 9541599Abstract: A wafer test method of a power switch wherein a main IGBT and a current detecting IGBT that detects a current value of the main IGBT are integrally formed on the same semiconductor substrate is such that there is provided resistance means that causes an emitter current of the current detecting IGBT to flow through an emitter terminal of the main IGBT, the main IGBT and current detecting IGBT are energized simultaneously, thereby applying a constant current to a common collector terminal of the main IGBT and current detecting IGBT, and a current ratio (main current/detected current) between a main current of the main IGBT and a detected current of the current detecting IGBT is calculated from the current flowing through the current detecting IGBT, obtained from the voltage across the resistance means, and the constant current.Type: GrantFiled: February 17, 2012Date of Patent: January 10, 2017Assignee: FUJI ELECTRIC CO., LTD.Inventor: Shigeki Sato
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Patent number: 9537137Abstract: The main object of the present invention is to provide a cathode active material capable of reducing the initial interface resistance against a solid electrolyte material. The present invention solves the above-mentioned problems by providing a cathode active material comprising a cathode active substance exhibiting strong basicity and a coat layer formed so as to cover the surface of the above-mentioned cathode active substance and provided with a polyanionic structural part exhibiting acidity.Type: GrantFiled: December 9, 2011Date of Patent: January 3, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yasushi Tsuchida, Hiroshi Nagase, Shigeki Sato, Masashi Kodama, Haruhisa Hirokawa
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Publication number: 20160351316Abstract: A coil component in which a change in thicknesses of the winding part is prevented is provided. According to the coil component, since each of a pair of neighboring resin walls and a seed part between the pair of resin walls are separated by a predetermined distance, a plating part grown on the seed part is easy to grow uniformly between the pair of neighboring resin walls. For this reason, the winding part whose surface is gentle and in which a change in thickness is prevented is obtained by plating growth.Type: ApplicationFiled: May 27, 2016Publication date: December 1, 2016Applicant: TDK CORPORATIONInventors: Hitoshi OHKUBO, Masazumi ARATA, Manabu OHTA, Yuuya KANAME, Yoshihiro MAEDA, Takahiro KAWAHARA, Hokuto EDA, Shigeki SATO
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Publication number: 20160308038Abstract: A semiconductor device, including a semiconductor substrate, an active region formed on the semiconductor substrate, and a gate runner disposed to surround the active region. The active region includes a first cell group in which a gate electrode of each cell is directly connected to the gate runner, and a second cell group in which a gate electrode of each cell is connected to the gate runner via a di/dt mitigating element. The di/dt mitigating element is a capacitor, a resistor connected in parallel to a capacitor, or an inverse-parallel-connected diode.Type: ApplicationFiled: June 30, 2016Publication date: October 20, 2016Applicant: FUJI ELECTRIC CO., LTD.Inventor: Shigeki SATO
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Patent number: 9406935Abstract: A main object of the present invention is to provide an anode active material capable of increasing energy density at the same time increasing battery safety, and a metal ion battery prepared with the anode active material. The present invention is an anode active material including an element that belongs to alunite group capable to insert and remove an ion(s) of at least one metal element selected from the group consisting of alkali metal elements and alkaline-earth metal elements, and a metal ion battery having a cathode, an anode, and an electrolyte filled between the cathode and the anode, the electrolyte conducting a metal ion(s), wherein the anode active material is contained in the anode.Type: GrantFiled: October 9, 2012Date of Patent: August 2, 2016Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shigeki Sato, Masafumi Nose, Hideki Nakayama
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Publication number: 20160155550Abstract: In a coil component (planar coil element), at least part of a third metal magnetic powder constituting a metal magnetic powder and having a minimum average grain diameter is uncoated, which suppresses a reduction in magnetic permeability. On the other hand, the remaining metal powders are coated with glass, which improves the insulating properties of a metal magnetic powder-containing resin and reduces core loss.Type: ApplicationFiled: November 25, 2015Publication date: June 2, 2016Applicant: TDK CORPORATIONInventors: Hitoshi OHKUBO, Masazumi ARATA, Manabu OHTA, Shou KAWADAHARA, Yoshihiro MAEDA, Takahiro KAWAHARA, Hokuto EDA, Shigeki SATO
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Publication number: 20160155556Abstract: In a coil component 1 and a method for manufacturing the same, a winding part of a coil is grown by plating so as to extend between resin walls of a resin body provided before the coil is grown by plating. The resin wall is interposed between adjacent turns of the winding part of the coil during the plating growth, and therefore contact between adjacent turns of the winding part of the coil cannot occur.Type: ApplicationFiled: November 24, 2015Publication date: June 2, 2016Inventors: Hitoshi OHKUBO, Masazumi ARATA, Manabu OHTA, Shou KAWADAHARA, Yoshihiro MAEDA, Takahiro KAWAHARA, Hokuto EDA, Shigeki SATO
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Patent number: 9269948Abstract: An object of the present invention is to provide a high-capacity, low cycle deterioration lithium secondary battery in which the positive electrode is provided with a titanium composite oxide such as Li2NiTiO4. A lithium secondary battery 100 provided by the present invention includes a positive electrode 10 and a negative electrode 20. The positive electrode 10 has a solid solution between Li2M1TiO4 (where M1 is at least one metal element selected from the group consisting of Mn, Fe, Co, and Ni) and LiM2O2 (where M2 is at least one metal element selected from the group consisting of Mn, Co, and Ni).Type: GrantFiled: November 16, 2010Date of Patent: February 23, 2016Assignee: Toyota Jidosha Kabushiki KaishaInventor: Shigeki Sato
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Patent number: 9244250Abstract: An optical apparatus includes a focus lens that constitutes an image-pickup optical system configured to form an optical image of an object, a driver configured to drive the focus lens in an optical axis direction of the image-pickup optical system in focusing, and a controller configured to store a position of the focus lens in a memory which is set in accordance with an operation of a setter, and to control the driver in accordance with a manipulation of a manipulator so as to move the focus lens to the position stored in the memory, wherein the controller controls the driver so that a driving speed at which the focus lens is moved to the position stored in the memory when a mode of taking the object is a still image-pickup mode is higher than that in a motion image-pickup mode.Type: GrantFiled: December 16, 2011Date of Patent: January 26, 2016Assignee: CANON KABUSHIKI KAISHAInventor: Shigeki Sato
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Patent number: 8936211Abstract: A method of manufacturing a stator includes a first winding step of, with annular conductors of a first coil portion being placed in a coil holding unit, inserting the annular conductors into the respective slots by a coil pushing-out unit; and a second winding step of, after the first coil winding step, with annular conductors of a second coil portion placed in the coil holding unit, moving a positioning unit in an axial direction at least from one end of the stator core to the other end of the stator core in the axial direction, and inserting the annular conductors into the respective slots by the coil pushing-out unit while a part of the first coil portion, which is located in the slots, is pressed in a direction from the opening of the slot toward an inside of the slot by the radial end faces of the projecting teeth.Type: GrantFiled: December 10, 2012Date of Patent: January 20, 2015Assignee: Aisin AW Co., Ltd.Inventors: Yasuo Yamaguchi, Katsuyuki Hayashi, Shigeki Sato