Patents by Inventor Takayuki Aoki
Takayuki Aoki 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).
-
Patent number: 10340825Abstract: An initial position determination process and a rotation driving process are both attained. A motor includes a rotor having a permanent magnet with a plurality of magnetic poles and a stator having coils with a plurality of phases. A voltage signal generation part generates a voltage signal corresponding to an electric current flowing through each of the coils with the phases of the stator. A filter part includes a first filter and a second filter. The voltage signal is inputted to a comparator through the filter part. A control part controls such that the first filter whose filter constant is larger is selected when performing the initial position determination process of the rotor and the second filter whose filter constant is smaller is selected when performing the rotation driving process.Type: GrantFiled: February 21, 2018Date of Patent: July 2, 2019Assignee: RENESAS ELECTRONICS CORPORATIONInventors: Takayuki Aoki, Takahito Ishino
-
Publication number: 20190151921Abstract: A projector emits laser light, and an optical receiver includes a photodetector. When an upper table is lowered, a safety controller controls lowering of the upper table to stop, when it is determined that the optical receiver is in a light obstructing state in a period in which a condition is satisfied that a first distance between a tip of a punch and an upper end of a material is equal to or greater than a second distance between the tip of the punch and the photodetector, and controls the lowering to continue without stopping the lowering of the upper table even when it is determined that the optical receiver is in the light obstructing state in a period in which a condition is satisfied that the first distance is less than the second distance.Type: ApplicationFiled: March 14, 2017Publication date: May 23, 2019Applicant: AMADA HOLDINGS CO., LTD.Inventors: Takayuki AOKI, Kento MATSUURA, Ryota OKAMOTO
-
Patent number: 10222613Abstract: A display apparatus for a vehicle is provided with a display unit and a display position control unit. The display unit is capable of displaying information at plural different display positions. In an autonomous driving state of the vehicle, the display position control unit detects a position of a steering wheel and an eye position of a driver. When the display position control unit determines that information displayed by the display unit is obscured by the steering wheel as seen by the driver, the display position control unit causes the information to be displayed at a display position that is visible to the driver.Type: GrantFiled: October 11, 2017Date of Patent: March 5, 2019Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masashi Kawamoto, Takayuki Aoki
-
Publication number: 20180287525Abstract: An initial position determination process and a rotation driving process are both attained. A motor includes a rotor having a permanent magnet with a plurality of magnetic poles and a stator having coils with a plurality of phases. A voltage signal generation part generates a voltage signal corresponding to an electric current flowing through each of the coils with the phases of the stator. A filter part includes a first filter and a second filter. The voltage signal is inputted to a comparator through the filter part. A control part controls such that the first filter whose filter constant is larger is selected when performing the initial position determination process of the rotor and the second filter whose filter constant is smaller is selected when performing the rotation driving process.Type: ApplicationFiled: February 21, 2018Publication date: October 4, 2018Applicant: Renesas Electronics CorporationInventors: Takayuki AOKI, Takahito ISHINO
-
Publication number: 20180265002Abstract: An onboard display device that includes: a display that includes a display region at a front passenger seat side of a vehicle width direction center position at a front face side of a vehicle cabin, and that is capable of displaying a picture in the display region; and a display controller that converts a second image captured by a second image capture section to a point-of-view-converted image viewed as if from a hypothetical point-of-view at an installation position of a first image capture section, that stitches a first image captured by the first image capture section with an image from a range in the point-of-view-converted image not overlapping with the first image to generate a composite image, and that controls the display so as to display the composite image in the display region as the picture.Type: ApplicationFiled: February 5, 2018Publication date: September 20, 2018Inventors: Masashi Kawamoto, Takayuki Aoki
-
Publication number: 20180245237Abstract: A method of production of a high insulation resistance, high strength langatate-based single crystal and a langatate-based single crystal are provided. That is, a method of production of a langatate-based single crystal using the Czochralski method of pulling up a crystal from a starting material solution so as to grow a langatate-based single crystal, comprising placing the starting material solution of the single crystal in a platinum crucible and growing the single crystal using the Z-axis as the growth axis in a growth atmosphere of a mixed gas comprising an inert gas in which an oxidizing gas is contained in an amount greater than 5 vol %.Type: ApplicationFiled: August 18, 2016Publication date: August 30, 2018Applicants: CITIZEN FINEDEVICE CO., LTD., CITIZEN WATCH CO., LTD.Inventors: Ikuo TAKAHASHI, Takayuki AOKI, Youichi NONOGAKI, Yoshitaka KINOSHITA
-
Publication number: 20180157034Abstract: A display apparatus for a vehicle is provided with a display unit and a display position control unit. The display unit is capable of displaying information at plural different display positions. In an autonomous driving state of the vehicle, the display position control unit detects a position of a steering wheel and an eye position of a driver. When the display position control unit determines that information displayed by the display unit is obscured by the steering wheel as seen by the driver, the display position control unit causes the information to be displayed at a display position that is visible to the driver.Type: ApplicationFiled: October 11, 2017Publication date: June 7, 2018Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masashi KAWAMOTO, Takayuki AOKI
-
Publication number: 20170334293Abstract: A vehicular display device includes: a decoration panel that includes a base, the base including one surface thereof configured as a design surface and an opening formed therein, and the decoration panel being provided at an interior in a vehicle; a diffusion member that is configured to block the opening of the base; and a sheet member that includes a light transmission type screen portion, the light transmission type screen portion including a light transmitting portion and a light shielding portion mixed therein, the light transmitting portion being configured such that light that has been irradiated from a side of another surface of the base to be diffused by the diffusion member is transmitted, and the light shielding portion being configured such that the light cannot be transmitted, and the sheet member being provided on the design surface such that the light transmission type screen portion covers the diffusion member.Type: ApplicationFiled: April 26, 2017Publication date: November 23, 2017Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masashi KAWAMOTO, Takayuki AOKI
-
Patent number: 9711807Abstract: A heat exchanger of a fuel cell module includes a plurality of heat exchange pipes connected to an oxygen-containing gas supply chamber at one end, and connected to an oxygen-containing gas discharge chamber at the other end. An end of an oxygen-containing gas inlet pipe for guiding the oxygen-containing gas to the oxygen-containing gas supply chamber is provided in the oxygen-containing gas supply chamber. A plurality of first inlet holes extend through the oxygen-containing gas inlet pipe in an axial direction, and a plurality of second inlet holes extend through the oxygen-containing gas inlet pipe radially. The total area of openings of the first inlet holes is smaller than the total area of openings of the second inlet holes.Type: GrantFiled: March 18, 2013Date of Patent: July 18, 2017Assignee: HONDA MOTOR CO., LTD.Inventors: Yuki Yoshimine, Takayuki Aoki
-
Patent number: 9320264Abstract: A nest box (1) for bumblebees that provides sufficient ventilation inside the nest box (1). The provided nest box (1) with a bumblebees hive (2) inside resolves the problems of insufficient ventilation, by being mounted with a ventilation panel (14), comprising ventilation holes (13) in size(s) that enable ventilation but at the same time bumblebees from passing through.Type: GrantFiled: January 24, 2011Date of Patent: April 26, 2016Assignees: Biobest Belgium NV, Tokai Trading Co. Ltd.Inventors: Willem Steven Paul Keppens, Tim Bollens, Felix Leopold Wackers, Hidetoshi Yokoi, Masahiro Yoneda, Takayuki Aoki
-
Patent number: 9296409Abstract: A vehicle steering column support structure efficiently supports a steering column. A steering support bracket that supports a steering column is fixed to instrument panel reinforcement disposed along the vehicle width direction between left and right front pillars. A floor brace spans between a side portion of a first support member of the steering support bracket and a side wall portion of a floor tunnel portion. A steering brace spans between a side portion of the first support member and a lower portion of the front pillar. Up-down vibration of the steering column can accordingly be supported by axial force of the floor brace and the steering brace.Type: GrantFiled: June 8, 2010Date of Patent: March 29, 2016Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Takayuki Aoki
-
Patent number: 9227671Abstract: A vehicle instrument panel reinforcement capable of raising ease of vehicle installation is provided. The instrument panel reinforcement is formed with a cross-section profile of square shaped closed cross-section profile from an upper member and a lower member, is disposed along a vehicle width direction at the inside of a vehicle instrument panel. Plural first protruding portions are formed to one end portion of the upper member, and plural first projection portions are formed to another end portion thereof. Similarly, plural second protruding portions are formed to one end portion of the lower member and plural second projection portions are formed to another end portion thereof. The first protruding portions and the second projection portions, and the first projection portions and the second protruding portions, are projection welded together at plural points simultaneously.Type: GrantFiled: March 22, 2011Date of Patent: January 5, 2016Assignee: Toyota Jidosha Kabushiki KaishaInventors: Takayuki Aoki, Masayuki Azuma
-
Publication number: 20150050573Abstract: A heat exchanger of a fuel cell module includes a plurality of heat exchange pipes connected to an oxygen-containing gas supply chamber at one end, and connected to an oxygen-containing gas discharge chamber at the other end. An end of an oxygen-containing gas inlet pipe for guiding the oxygen-containing gas to the oxygen-containing gas supply chamber is provided in the oxygen-containing gas supply chamber. A plurality of first inlet holes extend through the oxygen-containing gas inlet pipe in an axial direction, and a plurality of second inlet holes extend through the oxygen-containing gas inlet pipe radially. The total area of openings of the first inlet holes is smaller than the total area of openings of the second inlet holes.Type: ApplicationFiled: March 18, 2013Publication date: February 19, 2015Inventors: Yuki Yoshimine, Takayuki Aoki
-
Patent number: 8899200Abstract: Oxide film formed on a spring-retaining flange by heat treatment gets unlikely to peel off, thereby improving wear resistance of a contact surface of the spring-retaining flange with a valve spring. The oxide film 15 of the part of the spring-retaining flange 3 with the valve spring 7 is at least partially removed to make thickness of the oxide film to 0.00 to 0.02 ?m.Type: GrantFiled: April 27, 2010Date of Patent: December 2, 2014Assignee: Fuji Oozx Inc.Inventors: Takayuki Aoki, Takeshi Sassa
-
Patent number: 8814206Abstract: Vehicle instrument panel reinforcement and a passenger seat airbag device attachment structure employing the vehicle instrument panel reinforcement are provided that are capable of securing the strength and rigidity to support for example a reaction force imparted during deployment of a passenger seat airbag device, and are also capable of achieving a reduction in both cost and weight. Instrument panel reinforcement formed with a quadrilateral shaped closed cross-section profile from an upper member and a lower member is disposed along the vehicle width direction inside a vehicle instrument panel. A circular cylinder shaped collar is disposed inside a closed cross-section portion of the upper member. A passenger seat airbag device is fastened and fixed to the instrument panel reinforcement by a bolt and weld nut, employing the collar.Type: GrantFiled: March 28, 2011Date of Patent: August 26, 2014Assignee: Toyota Jidosha Kabushiki KaishaInventor: Takayuki Aoki
-
Patent number: 8754141Abstract: A method that produces heat-expandable microspheres includes the use of a shell of thermoplastic resin and a non-fluorine blowing agent encapsulated therein having a boiling point not higher than the softening point of the thermoplastic resin. The method includes a step of dispersing an oily mixture containing a polymerizable component, the blowing agent, and a polymerization initiator containing a peroxydicarbonate in an aqueous dispersing medium to polymerize the polymerizable component contained in the oily mixture. The resultant heat-expandable microspheres have a shell which is less apt to become thinner than its theoretical value, contain minimum amount of resin particle inside their shell, and have excellent heat-expanding performance.Type: GrantFiled: October 9, 2012Date of Patent: June 17, 2014Assignee: Matsumoto Yushi-Seiyaku Co., Ltd.Inventors: Toshiaki Masuda, Kenichi Kitano, Katsushi Miki, Takeshi Inohara, Takayuki Aoki
-
Publication number: 20140021707Abstract: Vehicle instrument panel reinforcement and a passenger seat airbag device attachment structure employing the vehicle instrument panel reinforcement are provided that are capable of securing the strength and rigidity to support for example a reaction force imparted during deployment of a passenger seat airbag device, and are also capable of achieving a reduction in both cost and weight. Instrument panel reinforcement formed with a quadrilateral shaped closed cross-section profile from an upper member and a lower member is disposed along the vehicle width direction inside a vehicle instrument panel. A circular cylinder shaped collar is disposed inside a closed cross-section portion of the upper member. A passenger seat airbag device is fastened and fixed to the instrument panel reinforcement by a bolt and weld nut, employing the collar.Type: ApplicationFiled: March 28, 2011Publication date: January 23, 2014Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Takayuki Aoki
-
Publication number: 20140001792Abstract: A vehicle instrument panel reinforcement capable of raising ease of vehicle installation is provided. The instrument panel reinforcement is formed with a cross-section profile of square shaped closed cross-section profile from an upper member and a lower member, is disposed along a vehicle width direction at the inside of a vehicle instrument panel. Plural first protruding portions are formed to one end portion of the upper member, and plural first projection portions are formed to another end portion thereof. Similarly, plural second protruding portions are formed to one end portion of the lower member and plural second projection portions are formed to another end portion thereof. The first protruding portions and the second projection portions, and the first projection portions and the second protruding portions, are projection welded together at plural points simultaneously.Type: ApplicationFiled: March 22, 2011Publication date: January 2, 2014Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Takayuki Aoki, Masayuki Azuma
-
Patent number: 8486531Abstract: The present invention provides heat-expanded microspheres having high packing efficiency, and a production method thereof. The heat-expanded microspheres are produced by expanding heat-expandable microspheres, which comprise shell of thermoplastic resin and a blowing agent encapsulated therein having a boiling point not higher than the softening point of the thermoplastic resin and have an average particle size from 1 to 100 micrometer, at a temperature not lower than their expansion initiating temperature, and the heat-expanded microspheres result in a void fraction not higher than 0.70.Type: GrantFiled: January 23, 2012Date of Patent: July 16, 2013Assignee: Matsumoto Yushi-Seiyaku Co., Ltd.Inventors: Toshiaki Masuda, Ichiro Takahara, Kenichi Kitano, Katsushi Miki, Takeshi Inohara, Takayuki Aoki
-
Publication number: 20130076016Abstract: A vehicle steering column support structure efficiently supports a steering column. A steering support bracket that supports a steering column is fixed to instrument panel reinforcement disposed along the vehicle width direction between left and right front pillars. A floor brace spans between a side portion of a first support member of the steering support bracket and a side wall portion of a floor tunnel portion. A steering brace spans between a side portion of the first support member and a lower portion of the front pillar. Up-down vibration of the steering column can accordingly be supported by axial force of the floor brace and the steering brace.Type: ApplicationFiled: June 8, 2010Publication date: March 28, 2013Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Takayuki Aoki