Patents by Inventor Yasuo Shimizu

Yasuo Shimizu 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).

  • Publication number: 20190352573
    Abstract: Provided are a lubricant that is highly resistant to contamination and highly thermally stable, a lubricant that is highly durable and highly heat resistant, and a magnetic disk. A fluoropolyether compound contains perfluoropolyether groups, end groups each containing at least one hydroxyl group, and a linking group that is comprised of a C4-C14 hydrocarbon group and that contains at least one hydroxyl group.
    Type: Application
    Filed: January 17, 2018
    Publication date: November 21, 2019
    Applicant: Moresco Corporation
    Inventors: Tomomi HATTA, Tsuyoshi SHIMIZU, Aya INOUE, Yasuo SAKANE
  • Publication number: 20190325817
    Abstract: An image processing unit includes: a gain calculating section obtaining, based on first luminance information for each pixel, a first gain, in which the first gain is configured to increase with an increase in pixel luminance value in a range where the pixel luminance value is equal to or larger than a predetermined luminance value, and in which the pixel luminance value is derived from the first luminance information; and a determination section determining, based on the first luminance information and the first gain, second luminance information for each of the pixels.
    Type: Application
    Filed: July 3, 2019
    Publication date: October 24, 2019
    Inventors: Tomoya Yano, Makoto Nakagawa, Mitsuyasu Asano, Yasuo Inoue, Shoji Araki, Hidehisa Shimizu
  • Publication number: 20190305439
    Abstract: A method is provided for manufacturing an electrical connection assembly includes preparing a connector (CN) in which each terminal (20) has a conductor connection surface (27a) exposed from an insulating housing (30), bringing parts of conductors and the conductor connection surfaces (27a) corresponding thereto into contact and connecting both while tension is applied to a wiring material (10). The method further includes fixing the wiring material (10) to the insulating housing (30) by bringing the wiring material (10) and the insulating housing (30) into contact with each other at the fixing positions separated in the longitudinal direction of the wiring material (10) from the parts to be connected and solidifying the fixing portions (34) of the insulating housing (30) after melting the fixing portions at the fixing positions.
    Type: Application
    Filed: June 22, 2017
    Publication date: October 3, 2019
    Inventors: Kazuhiro Washio, Hiroki Hirai, Yasuo Omori, Toshio Shimizu
  • Publication number: 20190296451
    Abstract: A method for manufacturing an electrical connection assembly includes a connector preparing step of preparing a connector (CN), in which each of plural terminals (20) has a conductor connection surface (27a) exposed outside an insulating housing (30). A connecting step of connects parts of conductors and the conductor connection surfaces (27a) corresponding thereto while tension is applied to a wiring material (10) by holding the wiring material (10) including the conductors arrayed at intervals from each other in an array direction at holding positions separated from each other in a longitudinal direction of the wiring material. A cutting step sandwiches and cuts the wiring material (10) by two cutting tools (62, 65) at a cutting position between one of the holding positions and the parts to be connected with the wiring material (10) kept held after the completion of the connecting step.
    Type: Application
    Filed: June 22, 2017
    Publication date: September 26, 2019
    Inventors: Kazuhiro Washio, Yasuo Omori, Toshio Shimizu
  • Patent number: 10381443
    Abstract: A etch stop semiconductor rail is formed within a source semiconductor layer. A laterally alternating stack of dielectric rails and sacrificial semiconductor rails is formed over the source semiconductor layer and the etch stop semiconductor rail. After formation of a vertically alternating stack of insulating layers and spacer material layers, memory stack structures are formed through the vertically alternating stack and through interfaces between the sacrificial semiconductor rails and the dielectric rails. A backside trench is formed through the vertically alternating stack employing the etch stop semiconductor rail as an etch stop structure. Source strap rails providing lateral electrical contact to semiconductor channels of the memory stack structures are formed by replacement of sacrificial semiconductor rails with source strap rails.
    Type: Grant
    Filed: May 10, 2018
    Date of Patent: August 13, 2019
    Assignee: SANDISK TECHNOLOGIES LLC
    Inventors: Kazuyo Matsumoto, Yasuo Kasagi, Satoshi Shimizu, Hiroyuki Ogawa, Yohei Masamori, Jixin Yu, Tong Zhang, James Kai
  • Patent number: 10381373
    Abstract: A method of forming a three-dimensional memory device includes forming at the least one lower level dielectric layer over a semiconductor substrate, forming a buried source line over the least one lower level dielectric layer and over the semiconductor substrate, such that the buried source line is electrically connected to the semiconductor substrate, forming an alternating stack of insulating layers and sacrificial material layers over the buried source line, such that the sacrificial material layers are subsequently replaced with, electrically conductive layers, forming memory openings through the alternating stack by etching through the alternating stack after the buried source line is electrically connected to the semiconductor substrate, and forming memory stack structures in the memory openings. Each memory stack structure includes a vertical semiconductor channel electrically connected to the buried source line and a memory film laterally surrounding the vertical semiconductor channel.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: August 13, 2019
    Assignee: SANDISK TECHNOLOGIES LLC
    Inventors: Yasuchika Okizumi, Michiru Hirayama, Naoto Norizuki, Satoshi Shimizu, Yasuo Kasagi, Kimiaki Naruse
  • Patent number: 10373551
    Abstract: An image processing unit includes: a gain calculating section obtaining, based on first luminance information for each pixel, a first gain, in which the first gain is configured to increase with an increase in pixel luminance value in a range where the pixel luminance value is equal to or larger than a predetermined luminance value, and in which the pixel luminance value is derived from the first luminance information; and a determination section determining, based on the first luminance information and the first gain, second luminance information for each of the pixels.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: August 6, 2019
    Assignee: Sony Corporation
    Inventors: Tomoya Yano, Makoto Nakagawa, Mitsuyasu Asano, Yasuo Inoue, Shoji Araki, Hidehisa Shimizu
  • Patent number: 10338584
    Abstract: An autonomous driving control system for a vehicle which is able to switch between manual driving and autonomous driving is provided with a driver condition sensor, acting part, and electronic control unit. The electronic control unit is provided with an autonomous driving control part, reliance calculating part for calculating an autonomous driving output reliance, vigilance calculating part for calculating a driver vigilance, and an action control part for controlling a strength of an action against a driver. In a region in which an operating point determined by the autonomous driving output reliance and driver vigilance can fall, a plurality of sub regions are defined by boundary lines extending so that the driver vigilance becomes higher as the autonomous driving output reliance becomes lower. The action control part controls the strength of the action against the driver to differ in accordance with the sub region in which the operating point falls.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: July 2, 2019
    Assignee: TOYOT JIDOSHA KABUSHIKI KAISHA
    Inventors: Sho Otaki, Toshiki Kindo, Yasuo Sakaguchi, Ryuji Funayama, Ayako Shimizu
  • Patent number: 10293748
    Abstract: A system for presenting information to an occupant of a vehicle mounted with an autonomous driving system, includes: a display unit configured to display the information; a display control unit configured to cause the display unit to display information in any one of display modes among a setting status display mode in which setting information is displayed, an operation status display mode in which travel information is displayed, and a recognition status display mode in which recognition result information of the autonomous driving system is displayed; and an acquisition unit configured to acquire an occupant's display mode switching instruction for switching the display mode, wherein the display control unit configured to switch the display mode of the display unit when the acquisition unit acquires the occupant's display mode switching instruction.
    Type: Grant
    Filed: May 25, 2018
    Date of Patent: May 21, 2019
    Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hiroki Mori, Ryuji Funayama, Jun Sato, Ayako Shimizu, Yuichi Kumai, Yuma Kawamori, Takeshi Matsumura, Tsukasa Shimizu, Yasuo Sakaguchi
  • Patent number: 9921250
    Abstract: A structure of mounting a current sensor to a battery cable includes a battery cable, a thermal fusion bonding tape wound around an outer circumference of the battery cable, and a current sensor. The current sensor includes a housing including a current detecting part configured to detect a current flowing through the battery cable, and a holder configured to hold and compress a thermal fusion bonding tape mounting portion in cooperation with the housing to deform a cross-sectional shape of the thermal fusion bonding tape mounting portion into an elliptical shape. The thermal fusion bonding tape mounting portion is a portion where the thermal fusion bonding tape is wound around the battery cable. Upon a compression between the housing and the holder being released, the elliptical shape of the cross-sectional shape of the thermal fusion bonding tape mounting portion is maintained.
    Type: Grant
    Filed: November 6, 2015
    Date of Patent: March 20, 2018
    Assignee: YAZAKI CORPORATION
    Inventors: Yasuhiro Sugimori, Kunihiro Harada, Yasuo Shimizu
  • Patent number: 9783227
    Abstract: A vehicle steering device (11) is provided that performs steering of a vehicle in response to operation of a steering wheel (13) operated when the traveling direction of the vehicle is changed. The vehicle steering device (11) includes a first steering assist device having a first steering torque sensor (23), a first assist motor (51), and a first EPS control unit (37), and a second steering assist device having a second steering torque sensor (25), a second assist motor (57), and a second EPS control unit (39). The first and second EPS control units (37, 39) perform driving control of the first and second assist motors (51, 57) independently from each other. Even if either one of the two control units (37, 39) respectively controlling driving of the two assist motors (51, 57) fails into an abnormal situation, such an abnormal situation can be brought under control quickly and soundly.
    Type: Grant
    Filed: March 11, 2014
    Date of Patent: October 10, 2017
    Assignee: Honda Motor Co., Ltd.
    Inventors: Yasuo Shimizu, Atsuhiko Yoneda, Yukihiro Wakakuwa
  • Patent number: 9712021
    Abstract: In a vertical through hole of a rotational shaft, a first protrusion portion and a second protrusion portion protruding from an inner peripheral surface of the vertical through hole are provided in an axial direction of the through hole to form a storage area for storing oil, and discharge holes for directly discharging oil flowing over the first protrusion portion into the transaxle casing are provided in parallel with cooling holes.
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: July 18, 2017
    Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, AISIN AW CO., LTD.
    Inventors: Masato Watanabe, Takeshi Kanayama, Yosuke Kato, Nobuhito Mori, Shinichiro Suenaga, Takamasa Takeuchi, Norihiro Mae, Tomoo Atarashi, Yasuo Shimizu
  • Patent number: 9630648
    Abstract: A column-assist type electric power steering device (10) is provided with: a steering shaft (22); a magnetostrictive type torque sensor (80) that detects a torque produced in the steering shaft (22); and bearings (64, 65) that rotatably support the steering shaft (22). The magnetostrictive type torque sensor (80) includes a magnetostrictive film (81) disposed on an outer peripheral surface of the steering shaft (22), and a detection unit (83) that is disposed opposite the magnetostrictive film (81) and that detects a change in permeability. The bearings (64, 65) are installed at two locations in the axial direction of the steering shaft (22) in such a manner as to sandwich the detection unit (83).
    Type: Grant
    Filed: September 20, 2013
    Date of Patent: April 25, 2017
    Assignee: Honda Motor Co., Ltd.
    Inventors: Takehito Shiraishi, Yasuo Shimizu
  • Patent number: 9573621
    Abstract: A power steering apparatus for a vehicle includes a column shaft, a column pipe rotatably supporting the column shaft through a plurality of bearings, and a torque sensor for detecting torque generated on the column shaft by using magnetism. The column pipe is composed of a steel pipe. The torque sensor includes a magnetically variable portion and a magnetic change detector. The magnetically variable portion is disposed on the column shaft and has a magnetic permeability that varies with the torque generated on the column shaft. The magnetic change detector is configured to detect a change in the magnetism of the magnetically variable portion. The magnetic change detector is attached to the column pipe by being inserted in an axial direction through an opening at an axial end of the column pipe.
    Type: Grant
    Filed: March 31, 2015
    Date of Patent: February 21, 2017
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Takehito Shiraishi, Yutaka Arimura, Takashi Miyoshi, Yasuo Shimizu
  • Patent number: 9533703
    Abstract: The steering device includes first and second motors for steering which have common electric characteristics; first and second current sensors detecting first and second current values in the first and second motor, respectively; and abnormality diagnosis units. The abnormality diagnosis units make an abnormality diagnosis indicating that the steering device is abnormal when difference between the first and second current values exceeds a predetermined threshold value. When some abnormality occurs in the current detecting units for detecting the magnitudes of a current flowing through the steering motor, an abnormality diagnosis is rapidly made by comparing the difference with the predetermined value.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: January 3, 2017
    Assignee: Honda Motor Co., Ltd.
    Inventors: Yasuo Shimizu, Manabu Ikegaya, Atsuhiko Yoneda, Takashi Miyoshi, Yoshihiro Oniwa
  • Patent number: 9512898
    Abstract: A worm gear mechanism (44) comprises a worm (70) and a worm wheel (80) meshed with the worm. In the teeth of a hob (90) used for the gear cutting of the worm wheel, at least the addendum surfaces (91c) are formed into arcuate shapes. The radial centers (93) of the arcs of the addendum surfaces are positioned nearer to a center line (WL?) of the hob than a pitch line (94) of the hob. The worm wheel is cut into a gear by the hob. The worm is formed into the same shape as the hob. The recess meshing length (L) of the worm gear mechanism is designed to be greater than the recess meshing length (Llim) of a conventional worm gear mechanism.
    Type: Grant
    Filed: December 3, 2012
    Date of Patent: December 6, 2016
    Assignee: Honda Motor Co., Ltd.
    Inventors: Yosuke Tanaka, Yasuo Shimizu
  • Publication number: 20160280254
    Abstract: A vehicle steering device (11) is provided that performs steering of a vehicle in response to operation of a steering wheel (13) operated when the traveling direction of the vehicle is changed. The vehicle steering device (11) includes a first steering assist device having a first steering torque sensor (23), a first assist motor (51), and a first EPS control unit (37), and a second steering assist device having a second steering torque sensor (25), a second assist motor (57), and a second EPS control unit (39). The first and second EPS control units (37, 39) perform driving control of the first and second assist motors (51, 57) independently from each other. Even if either one of the two control units (37, 39) respectively controlling driving of the two assist motors (51, 57) fails into an abnormal situation, such an abnormal situation can be brought under control quickly and soundly.
    Type: Application
    Filed: March 11, 2014
    Publication date: September 29, 2016
    Inventors: Yasuo SHIMIZU, Atsuhiko YONEDA, Yukihiro WAKAKUWA
  • Patent number: 9387875
    Abstract: An electric power steering apparatus includes a motor control unit for controlling an electric motor operatively connected to a steering shaft. The motor control unit includes a first control unit for controlling a steering torque detected by a torque detecting unit so as to bring the steering torque to zero or to a first predetermined value, and a second control unit for controlling the steering torque detected by the torque detecting unit so as to bring the steering torque to a second predetermined value which is greater than zero or than the first predetermined value, based on an operational quantity detected by an operational-quantity detecting unit or a quantity representative of a vehicle behavior detected by a vehicle-behavior detecting unit. The motor control unit controls the electric motor based on an output signal from the first control unit and an output signal from the second control unit.
    Type: Grant
    Filed: January 25, 2012
    Date of Patent: July 12, 2016
    Assignee: Honda Motor Co., Ltd.
    Inventors: Yasuo Shimizu, Atsuhiko Yoneda, Shigeru Yamawaki, Yoshihiro Oniwa, Yukihiro Wakakuwa
  • Publication number: 20160137220
    Abstract: A column-assist type electric power steering device (10) is provided with: a steering shaft (22); a magnetostrictive type torque sensor (80) that detects a torque produced in the steering shaft (22); and bearings (64, 65) that rotatably support the steering shaft (22). The magnetostrictive type torque sensor (80) includes a magnetostrictive film (81) disposed on an outer peripheral surface of the steering shaft (22), and a detection unit (83) that is disposed opposite the magnetostrictive film (81) and that detects a change in permeability. The bearings (64, 65) are installed at two locations in the axial direction of the steering shaft (22) in such a manner as to sandwich the detection unit (83).
    Type: Application
    Filed: September 20, 2013
    Publication date: May 19, 2016
    Inventors: Takehito SHIRAISHI, Yasuo SHIMIZU
  • Patent number: 9308935
    Abstract: Provided is an electric power steering apparatus capable of performing steering of a steering wheel with a comfortable steering feeling while stabilizing a vehicle behavior even in a vicinity of a steering neutral position. A first electric power steering apparatus includes a steering torque sensor for detecting a steering torque inputted by a driver, a steering angle sensor for detecting a steering angle of a steering wheel, a steering assist motor for applying a steering assist force to the steering wheel, and a drive control unit for performing drive control of the steering assist motor based on the steering torque and the steering angle. The drive control unit performs drive control of the steering assist motor based on the steering angle detected by the steering angle sensor and hysteresis characteristics related to a steering reaction force associated with a change of the steering angle.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: April 12, 2016
    Assignee: Honda Motor Co., Ltd.
    Inventors: Satoshi Ohno, Yoshihiro Oniwa, Atsuhiko Yoneda, Yasuo Shimizu