Patents by Inventor Takashi Sugiyama

Takashi Sugiyama 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: 10833325
    Abstract: A negative electrode active material is composed of a silicon material coated with a carbon layer containing a Group 4 to 6 metal. A method for producing a negative electrode active material includes a step of decomposing a compound containing the Group 4 to 6 metal and a carbon source by heating in the presence of a silicon material, the compound, and the carbon source.
    Type: Grant
    Filed: November 1, 2016
    Date of Patent: November 10, 2020
    Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Yusuke Sugiyama, Hirotaka Sone, Nobuhiro Goda, Takashi Mohri
  • Patent number: 10800708
    Abstract: The object of the present invention is to provide an antibacterial material capable of sustaining antibacterial properties for a long time. The object can be solved by a silver-containing calcium phosphate sintered body having silver particles therein, wherein an average particle diameter of the silver particles is 0.01 to 0.5 ?m.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: October 13, 2020
    Assignees: TOKYO INSTITUTE OF TECHNOLOGY, KYOCERA CORPORATION
    Inventors: Toshiyuki Ikoma, Tomoaki Sugiyama, Hiroaki Igashira, Yugo Fukuyama, Michimasa Kamo, Masayuki Kyomoto, Takashi Sasaki
  • Patent number: 10802610
    Abstract: A position pointer includes a signal generation circuit, which generates at least one signal. The position pointer in operation transmits the at least one signal to a sensor of a position detector. The position pointer includes a first electrode arranged to protrude from one end portion of a pen-shaped housing along an axial center direction and a second electrode including at least three electrode pieces disposed near the first electrode in such a manner as to surround a central axis of the housing. The at least three electrode pieces are electrically isolated from each other. The position pointer has a signal supply control circuit, which, in operation, controls supply of signals to selectively supply the at least one signal to the second electrode that includes the at least three electrode pieces and to the first electrode.
    Type: Grant
    Filed: October 18, 2018
    Date of Patent: October 13, 2020
    Assignee: Wacom Co., Ltd.
    Inventors: Hiroshi Munakata, Takashi Suzuki, Hideyuki Hara, Yoshihisa Sugiyama
  • Patent number: 10795121
    Abstract: An imaging lens is provided with: a first lens with negative power; a second lens with negative power; a third lens with positive power; and a fourth lens with positive power. The cemented fourth lens is formed from an object side lens with negative power and an image side lens with positive power. The thickness of a resin adhesive layer that bonds the object side lens and the image side lens is 20 ?m or greater on the optical axis, and when Sg1H is the amount of sag in the image side lens surface of the object side lens and Sg2H is the amount of sag in the object side lens surface of the image side lens. The bonding operation is easy without damage occurring to the cemented surfaces, with a design that takes into account thickness of the resin adhesive layer; therefore various forms of aberration can be corrected.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: October 6, 2020
    Assignee: MAXELL, LTD.
    Inventors: Masaki Yamazaki, Takashi Sugiyama
  • Patent number: 10788185
    Abstract: To form a light distribution pattern having a light illuminance distribution desirable for a vehicular lamp while reducing the temperature bias of a liquid crystal element. A vehicular lamp system capable of variably setting an irradiation pattern of light irradiated to the surroundings of an own vehicle including a light source, a first optical system for making uniform the intensity distribution of light from the light source, a liquid crystal element for modulating light emitted from the first optical system to form an image, a driving unit for driving the liquid crystal element, and a second optical system for projecting the image formed by the liquid crystal element, wherein the vehicular lamp system has a central axis in which the image incident on the plane including the central axis is projected at a relatively large enlargement ratio as it is farther from the central axis.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: September 29, 2020
    Assignee: STANLEY ELECTRIC CO., LTD.
    Inventors: Takashi Sugiyama, Shinya Kogure
  • Patent number: 10783850
    Abstract: A display driver includes gamma curve control circuitry and a converter controller. The gamma curve control circuitry is configured to generate a first gamma curve for a first display brightness value (DBV), and a second gamma curve for a second DBV lower than the first DBV. The converter controller is configured to control a digital-analog converter (DAC) configured to perform digital-analog conversion of an input image data. Further, the converter controller is configured to adjust an analog signal voltage amplitude of the DAC based on a range of an output voltage associated with the second gamma curve.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: September 22, 2020
    Assignee: SYNAPTICS INCORPORATED
    Inventors: Hirobumi Furihata, Kazutoshi Aogaki, Tomoo Minaki, Akio Sugiyama, Takashi Nose
  • Publication number: 20200286431
    Abstract: A display driver comprises gamma processing circuitry, compensation circuitry, and driver circuitry. The gamma processing circuitry is configured to process the image data to generate gamma processed image data. The compensation circuitry is configured to process the gamma-processed image data, based on a ratio of a number of display elements that emit light to a total number of display elements of a display panel, to generate compensated image data. The driver circuitry is configured to drive the display panel based on the compensated image data.
    Type: Application
    Filed: March 5, 2020
    Publication date: September 10, 2020
    Inventors: Akio SUGIYAMA, Takashi NOSE, Hirobumi FURIHATA, Masao ORIO, Susumu SAITO
  • Patent number: 10761065
    Abstract: An inspection device inspects a joint-type outer joint member of a constant velocity universal joint that includes a cup section having a bottomed cylindrical shape and track grooves in an inner periphery thereof for torque transmitting elements, and a shaft section extending from a bottom of the cup section. The inspection device inspects the outer joint member, which is obtained through melt-welding on a cup member forming the cup section and a shaft member forming the shaft section. The inspection device includes a surface inspection unit to inspect for a defect which appears on a surface of the outer joint member due to welding, an internal inspection unit to inspect for an internal defect of a welded portion, and a recording unit to record an inspection result of the inspection. The inspection device is configured to efficiently perform in-line total inspection for the melt-welded joint-type outer joint member.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: September 1, 2020
    Assignee: NTN CORPORATION
    Inventors: Hiromi Nagai, Daisuke Kagawa, Naoki Nakagawa, Takashi Imanaka, Yasuhiko Sakakibara, Tokio Ueda, Masazumi Kobayashi, Tatsuro Sugiyama
  • Patent number: 10761621
    Abstract: A method performed by a pen or a pen detection apparatus that detects the pen, the method includes: acquiring a pen pressure level according to a force applied to a pen nib of the pen; generating a pen-down event or a pen-up event based on a result of comparing the pen pressure level and a pen pressure determination threshold; acquiring a proximity value indicating a positional relationship between the pen and the pen detection apparatus from a proximity detector provided on one of the pen and the pen detection apparatus; and updating the pen pressure determination threshold based on the pen pressure level when the proximity value indicates that the positional relationship between the pen and the pen detection apparatus satisfies a predetermined relationship.
    Type: Grant
    Filed: January 16, 2019
    Date of Patent: September 1, 2020
    Assignee: Wacom Co., Ltd.
    Inventors: Takaya Oyama, Ken Suzuki, Yoshihisa Sugiyama, Takashi Suzuki
  • Patent number: 10746368
    Abstract: Provided is a vehicular headlight that is capable of generating a clear light distribution pattern using a monolithic array light source of surface emitting lasers. The vehicular headlight 1a includes a VCSEL array 5, an image generation unit including a lens array 6 which outputs incident light from the VCSEL array 5 as collimated light so that an image of a light distribution pattern as an illuminance distribution is generated on an output side, a light distribution pattern forming unit 7 having an image forming surface on which the image is formed by the incident light from the image generation unit, and a projection unit 8 outputting the incident light from the light distribution pattern forming unit to an irradiation region in front of the vehicle.
    Type: Grant
    Filed: May 16, 2018
    Date of Patent: August 18, 2020
    Assignee: STANLEY ELECTRIC CO., LTD.
    Inventors: Shinya Kogure, Ryotaro Owada, Toshihiro Seko, Takashi Sugiyama
  • Patent number: 10738958
    Abstract: A lighting device comprising: a light source for emitting lights along optic axis toward field of view; a liquid crystal element disposed on the optic axis, having electrode pattern in far field FF corresponding region and having no electrode pattern in near field corresponding region; a pair of polarizers including input side and output side polarizers sandwiching the liquid crystal element, constituting crossed Nicol polarizers; driver circuit for forming voltages applied to the electrode pattern; and phase shift forming element disposed between the pair of polarizers in the near field corresponding region of the liquid crystal element; wherein the far field corresponding region constitutes normally black optic system together with the pair of polarizers, and the near field corresponding region constitutes normally-on optic system together with the phase shift forming element and the pair of polarizers.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: August 11, 2020
    Assignee: STANLEY ELECTRIC CO., LTD.
    Inventors: Yasuo Toko, Yoshifumi Takao, Takashi Sugiyama
  • Publication number: 20200189214
    Abstract: A bladder bag is a mold for molding inside of a composite material structure. The composite material structure includes a narrow portion formed by narrowing a part of the inside and a space portion formed so as to be adjacent to the narrow portion. The bladder bag includes a bladder bag main body and a cord-like member. The bladder bag main body includes a narrow molding portion for molding the narrow portion of the composite material structure, a space molding portion for molding the space portion of the composite material structure, and an air intake for introducing air. The cord-like member is provided inside the bladder bag main body, passes through the narrow molding portion from the air intake, and is connected to an inner surface of the space molding portion.
    Type: Application
    Filed: October 13, 2017
    Publication date: June 18, 2020
    Inventors: Kiyoka TAKAGI, Jun ISHIDA, Sota KAMO, Katsuya YOSHINO, Toshio ABE, Koichi HASEGAWA, Yoshihiro SUGIYAMA, Takashi ISHIDA
  • Publication number: 20200193893
    Abstract: A display driver comprises color gamut adjustment circuitry and drive circuitry. The color gamut adjustment circuitry is configured to generate an in-use parameter set based on a plurality of parameter sets corresponding to different color gamuts and a position of a target pixel and generate an output pixel data by performing color gamut adjustment processing on an input pixel data of the target pixel based on the in-use parameter set. The drive circuitry is configured to drive a display panel based on the output pixel data.
    Type: Application
    Filed: November 27, 2019
    Publication date: June 18, 2020
    Inventors: Masao ORIO, Hirobumi FURIHATA, Akio SUGIYAMA, Takashi NOSE
  • Publication number: 20200156828
    Abstract: A plastic cap, which is a highly producible one-piece type cap when molded, but becomes a two-piece type cap excellent in sealability and openability when used, and enables a small-diameter pouring opening to be formed, is provided. The plastic cap comprises: a cap body which is composed of a top plate section and a skirt section, has a pouring nozzle formed on an outer surface of the top plate section so as to surround an opening-scheduled portion, and is fitted and fixed to a container mouth; and a top lid composed of a top face, and a circumferential wall suspending from an outer peripheral edge of the top face. The top lid has, formed therein, a protrusion protruding downward from an inner surface of the top face and having an engaging portion on an outer surface thereof. The cap body has an inner plug formed therein.
    Type: Application
    Filed: June 14, 2018
    Publication date: May 21, 2020
    Applicant: NIPPON CLOSURES CO., LTD.
    Inventors: Youichi TSUJIGUCHI, Takashi SUGIYAMA
  • Publication number: 20200159608
    Abstract: A non-transitory computer-readable medium has a program stored thereon and readable by a processor of an information processing apparatus configured to communicate with an image processing apparatus. The program, when executed by the processor, causes the information processing apparatus to perform: receiving an execution request to cause the image processing apparatus to perform the image processing, the execution request corresponding to a job; acquiring status information indicating a status of the image processing apparatus; and providing notification, during a notification time period, of error information based on the status information when the status information is acquired during the notification time period, which starts at a time when the execution request is received.
    Type: Application
    Filed: January 24, 2020
    Publication date: May 21, 2020
    Inventors: Takashi Sugiyama, Tomoki Nakamura, Kodai Mizuno
  • Patent number: 10657412
    Abstract: An image processing apparatus includes: a first circuit which calculates values f(RPi), f(GPi) and f(BPi) by applying a function f(x) to an R grayscale value RPi, a G grayscale value GPi and a B grayscale value BPi of each pixel i of a first image; a second circuit which calculates values f(RQi), f(GQi) and f(BQi) by applying the function f(x) to an R grayscale value RQi, a G grayscale value GQi and a B grayscale value BQi of each pixel i of a second image; and a similarity calculation circuit which calculates a degree of similarity between the first and second images depending on |f(RPi)?f(RQi)|, |f(GPi)?f(GQi)| and |f(BPi)?f(BQi)| associated with each pixel i of the first and second images. The function f(x) is a convex function monotonically non-decreasing in the domain of definition.
    Type: Grant
    Filed: March 15, 2019
    Date of Patent: May 19, 2020
    Assignee: Synaptics Japan GK
    Inventors: Hirobumi Furihata, Masao Orio, Susumu Saito, Takashi Nose, Akio Sugiyama
  • Patent number: 10657870
    Abstract: Provided is a color adjustment method for a display apparatus. The color adjustment method includes: measuring first luminance coordinate data indicating a luminance and color coordinates of a color displayed on a display device when image data corresponding to a white point is supplied to a drive circuitry; measuring second luminance coordinate data indicating luminances and color coordinates of colors displayed on the display device when image data corresponding to the white color of intermediate grayscale values are supplied to the drive circuitry; measuring third luminance coordinate data indicating a luminance and color coordinates of a color displayed on the display device for each of R, G and B elementary color points when image data corresponding to each of the R, G and B elementary color points is supplied to the drive circuitry; and calculating correction parameters based on the first to third luminance coordinate data.
    Type: Grant
    Filed: June 20, 2019
    Date of Patent: May 19, 2020
    Assignee: Synaptics Japan GK
    Inventors: Masao Orio, Hirobumi Furihata, Susumu Saito, Takashi Nose, Akio Sugiyama
  • Publication number: 20200135607
    Abstract: The semiconductor device includes a wiring substrate, a first and second semiconductor chips, and the heat sink. The wiring substrate has a first surface. The first and second semiconductor chips are disposed on the first surface. The heat sink is disposed on the first surface so as to cover the first semiconductor chip. The heat sink has a second surface and the third surface opposite the first surface. The second surface faces the first surface. The heat sink has a first cut-out portion. The first cut-out portion is formed at a position overlapping with the second semiconductor chip in plan view, and penetrates the heat sink in a direction from the third surface toward the second surface. The second surface is joined to at least four corners of the first surface.
    Type: Application
    Filed: September 18, 2019
    Publication date: April 30, 2020
    Inventors: Keita TSUCHIYA, Shuuichi KARIYAZAKI, Takashi KIKUCHI, Michiaki SUGIYAMA, Yusuke TANUMA
  • Publication number: 20200103811
    Abstract: A drive control device is configured to control a plurality of drive sources configured to drive a single output shaft. The drive control device includes a control unit configured to generate a single drive control signal and transmit the drive control signal to the plurality of drive sources. The drive control device has, as operation modes, a first mode for driving the plurality of drive sources and a second mode for driving a part of the plurality of drive sources.
    Type: Application
    Filed: September 26, 2019
    Publication date: April 2, 2020
    Applicant: Ricoh Company, Ltd.
    Inventors: Keisuke SUGIYAMA, Hidehiko FUJIWARA, Jun YAMADA, Takashi SAITO, Ikuhisa OKAMOTO
  • Publication number: 20200103248
    Abstract: A display system includes: a display that displays an image; and a display controller that causes the display to display a first image resembling roads around a vehicle and a second image resembling a recommended lane determined on the basis of a route to a destination set by the vehicle among the roads around the vehicle. The display controller causes the display to display the second image and a third image guiding a course of the vehicle when the vehicle has reached a second position located a predetermined distance before a first position at which the vehicle has to make a turn in the route to the destination.
    Type: Application
    Filed: September 19, 2019
    Publication date: April 2, 2020
    Inventors: Masaya Ikeda, Kenji Sugiyama, Yoshitaka Mimura, Takashi Watanabe, Taichi Sogo, Masayuki Takahashi