Patents by Inventor Takashi Sekiya

Takashi Sekiya 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: 10890749
    Abstract: To make it possible to observe an observation target from a plurality of different angles and to make, when acquiring and displaying an image including a placement unit separately from an observation image, the image an image with less discomfort. A side-view image capturing unit having an optical axis different from an optical axis of a magnified observation image capturing unit is provided facing a placement table. The side-view image capturing unit is provided so as to eliminate a connection or to lower a connection with a swinging motion of a supporting member to acquire a side-view image. A magnified observation image and the side-view image are displayed.
    Type: Grant
    Filed: July 30, 2019
    Date of Patent: January 12, 2021
    Assignee: KEYENCE CORPORATION
    Inventors: Takashi Futami, Suguru Sekiya
  • Patent number: 10844918
    Abstract: There is provided a configuration that can precisely detect abrasion of brake shoes of a railway vehicle. A brake shoe abrasion detection unit includes: at least one abrasion detection RF tag that is attached at a position of an abrasion limit of a brake shoe of a railway vehicle tread brake or a position closer to a braking surface than the abrasion limit; and a reference RF tag that is attached at a position beyond the abrasion limit of the brake shoe.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: November 24, 2020
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Yoshi Sato, Takehiro Nishimura, Akihiko Tada, Takao Sekiya, Takashi Miyazaki, Kazutsuna Ikeda, Masayuki Mitsue, Yuta Yoshimatsu
  • Publication number: 20200269908
    Abstract: The electric power steering apparatus according to the present disclosure includes a steering assist mechanism and a controller. The steering assist mechanism is driven by a motor and assists operation of a steering wheel by a driver. The controller acquires the position of the steering wheel and sets a target value of a steering reaction torque acting on the steering wheel. Then, the controller calculates a position target of the steering assist mechanism based on the position of the steering wheel and the target value of the steering reaction torque, and controls the motor of the steering assist mechanism according to the position target of the steering assist mechanism.
    Type: Application
    Filed: February 20, 2020
    Publication date: August 27, 2020
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yoshihide SEKIYA, Shunsuke YOSHIDA, Tomoyuki IIDA, Takashi SUZUKI
  • Publication number: 20200266304
    Abstract: A laminated body comprising a substrate, one or more layers selected from a contact resistance reducing layer and a reduction suppressing layer, a Schottky electrode layer and a metal oxide semiconductor layer in this order.
    Type: Application
    Filed: December 26, 2016
    Publication date: August 20, 2020
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Yoshihiro UEOKA, Takashi SEKIYA, Shigekazu TOMAI, Emi KAWASHIMA, Yuki TSURUMA, Motohiro TAKESHIMA
  • Patent number: 10704631
    Abstract: There is provided a configuration in which an association between a location of each brake shoe of a railway vehicle and each abrasion detection tag is easily learned, and system implementation and management are simplified. A brake shoe abrasion detection system of a railway vehicle includes a computer that receives data of a signal read by a reader from at least one abrasion detection RF tag attached to each of a plurality of brake shoes of the railway vehicle passing the reader. The computer determines an association between a plurality of the signals and the plurality of brake shoes based on an order that the reader reads the plurality of signals from a plurality of the abrasion detection RF tags attached to the plurality of brake shoes, respectively.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: July 7, 2020
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Yoshi Sato, Takehiro Nishimura, Akihiko Tada, Takao Sekiya, Takashi Miyazaki, Kazutsuna Ikeda, Masayuki Mitsue, Yuta Yoshimatsu
  • Publication number: 20200208244
    Abstract: A sintered material made of an iron-based alloy is provided, wherein a content of Ni is more than 0.2 mass % and 10 mass % or less in an entire iron-based alloy; a content of C is more than 0 mass % and 2.0 mass % or less in the entire iron-based alloy; at least one element selected from Mo, Mn, Cr B and Si is more than 0 mass % and 5.0 mass % or less in total in the entire iron-based alloy; and a rest of the iron-based alloy is Fe and incidental impurities. A content of Ni in a local region of the iron-based alloy is more than 0.2 mass % and less than 21 mass %. A relative density is 97% or more.
    Type: Application
    Filed: July 19, 2018
    Publication date: July 2, 2020
    Inventors: Shigeki EGASHIRA, Tomoyuki ISHIMINE, Munehiro NODA, Takashi SEKIYA
  • Publication number: 20200082579
    Abstract: An X-ray CT apparatus according to an embodiment includes processing circuitry. The processing circuitry acquires a first data set corresponding to first X-ray energy and a second data set corresponding to second X-ray energy different from the first X-ray energy, with respect to a region including a part of a subject by performing scanning using X-rays. The processing circuitry generates a scatter diagram representing a contained amount of each of reference materials at each of positions in the region on the basis of the first data set and the second data set. The processing circuitry sets weights for at least a part of the scatter diagram. The processing circuitry generates an analysis image based on the contained amounts and the weights.
    Type: Application
    Filed: September 6, 2019
    Publication date: March 12, 2020
    Applicants: CANON MEDICAL SYSTEMS CORPORATION, National Cancer Center
    Inventors: Kotaro Sekiya, Hirofumi Kuno, Takashi Hiyama, Tsubomi Hashizume, So Tsushima, Shinsuke Tsukagoshi
  • Publication number: 20200073109
    Abstract: To make it possible to observe an observation target from a plurality of different angles and to make, when acquiring and displaying an image including a placement unit separately from an observation image, the image an image with less discomfort. Aside-view image capturing unit having an optical axis different from an optical axis of a magnified observation image capturing unit is provided facing a placement table. The side-view image capturing unit is provided so as to eliminate a connection or to lower a connection with a swinging motion of a supporting member to acquire a side-view image. A magnified observation image and the side-view image are displayed.
    Type: Application
    Filed: July 30, 2019
    Publication date: March 5, 2020
    Applicant: Keyence Corporation
    Inventors: Takashi FUTAMI, Suguru SEKIYA
  • Patent number: 10580428
    Abstract: The present technology relates to an audio processing apparatus, an audio processing method, and a program which enable to appropriately eliminate a noise. An audio processing apparatus includes a sound collector which collects audio, an audio enhancer which enhances audio to be extracted using an audio signal collected by the sound collector, an audio attenuator which attenuates the audio to be extracted using the audio signal collected by the sound collector, a noise environment estimator which estimates a surrounding noise environment, and a post-filtering unit which performs post-filtering processing using an audio-enhanced signal from the audio enhancer and an audio-attenuated signal from the audio attenuator, in which the post-filtering unit sets strength of processing for noise elimination according to the noise environment by the noise environment estimator. The present technology can be applied to an apparatus which performs audio recognition processing, such as a mobile phone.
    Type: Grant
    Filed: August 6, 2015
    Date of Patent: March 3, 2020
    Assignee: SONY CORPORATION
    Inventors: Keiichi Osako, Takashi Shibuya, Toshiyuki Sekiya, Mototsugu Abe
  • Publication number: 20200045779
    Abstract: A small diameter sheath heater with improved reliability is provided. The sheath heater according to one embodiment of the present invention includes a metal sheath, a heating wire having a band shape, the heating wire arranged with a gap within the metal sheath so as to rotate with respect to an axis direction of the metal sheath, an insulating material arranged in the gap, and connection terminals arranged at one end of the metal sheath, the connection terminals electrically connected with both ends of the heating wire respectively.
    Type: Application
    Filed: October 15, 2019
    Publication date: February 6, 2020
    Inventors: Toshihiko HANAMACHI, Kenji SEKIYA, Daisuke HASHIMOTO, Satoshi HIRANO, Masaru TAKIMOTO, Go TAKAHARA, Yoshihito ARAKI, Arata TATSUMI, Takashi KAWASAKI, Yuki TOYAMA, Satoshi ANZAI
  • Patent number: 10374045
    Abstract: A semiconductor device 1 which comprises a pair of an ohmic electrode 20 and a Schottky electrode 10 separated from each other, and a semiconductor layer 30 in contact with the ohmic electrode 20 and the Schottky electrode 10, and which satisfies the following formula (I): n < ? ? ? V e qL 2 ( I ) in which n is a carrier concentration (cm?3) of the semiconductor layer, ? is a dielectric constant (F/cm) of the semiconductor layer, Ve is a forward effective voltage (V) between the ohmic electrode and the Schottky electrode, q is an elementary charge (C), and L is a distance (cm) between the ohmic electrode and the Schottky electrode.
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: August 6, 2019
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Yuki Tsuruma, Takashi Sekiya, Shigekazu Tomai, Emi Kawashima, Yoshihiro Ueoka
  • Publication number: 20190237556
    Abstract: A structure including a metal oxide semiconductor layer and a noble metal oxide layer, wherein the metal oxide semiconductor layer and the noble metal oxide layer are adjacent to each other, and a film thickness of the noble metal oxide layer is more than 10 nm.
    Type: Application
    Filed: October 11, 2017
    Publication date: August 1, 2019
    Applicant: Idemitsu Kosan Co., Ltd.
    Inventors: Yuki TSURUMA, Emi KAWASHIMA, Yoshikazu NAGASAKI, Takashi SEKIYA, Yoshihiro UEOKA
  • Patent number: 10340356
    Abstract: A laminated body comprising a substrate, an ohmic electrode layer, a metal oxide semiconductor layer, a Schottky electrode layer and a buffer electrode layer in this order, wherein a reduction suppressing layer is provided between the Schottky electrode layer and the buffer electrode layer.
    Type: Grant
    Filed: December 26, 2016
    Date of Patent: July 2, 2019
    Assignee: IDEMITSU KOSAN CO., LTD.
    Inventors: Emi Kawashima, Takashi Sekiya, Yuki Tsuruma, Yoshihiro Ueoka, Shigekazu Tomai, Motohiro Takeshima
  • Publication number: 20190013389
    Abstract: A laminated body comprising a substrate, an ohmic electrode layer, a metal oxide semiconductor layer, a Schottky electrode layer and a buffer electrode layer in this order, wherein a reduction suppressing layer is provided between the Schottky electrode layer and the buffer electrode layer.
    Type: Application
    Filed: December 26, 2016
    Publication date: January 10, 2019
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Emi KAWASHIMA, Takashi SEKIYA, Yuki TSURUMA, Yoshihiro UEOKA, Shigekazu TOMAI, Motohiro TAKESHIMA
  • Publication number: 20190006473
    Abstract: A semiconductor device 1 which comprises a pair of an ohmic electrode 20 and a Schottky electrode 10 separated from each other, and a semiconductor layer 30 in contact with the ohmic electrode 20 and the Schottky electrode 10, and which satisfies the following formula (I): n < ? ? ? V e qL 2 ( I ) in which n is a carrier concentration (cm?3) of the semiconductor layer, ? is a dielectric constant (F/cm) of the semiconductor layer, Ve is a forward effective voltage (V) between the ohmic electrode and the Schottky electrode, q is an elementary charge (C), and L is a distance (cm) between the ohmic electrode and the Schottky electrode.
    Type: Application
    Filed: December 21, 2016
    Publication date: January 3, 2019
    Applicant: IDEMITSU KOSAN CO., LTD.
    Inventors: Yuki TSURUMA, Takashi SEKIYA, Shigekazu TOMAI, Emi KAWASHIMA, Yoshihiro UEOKA
  • Patent number: 10135131
    Abstract: To provide an electromagnetic-wave transmitting cover which can achieve range extension and angle widening of a sensing radar and is excellent in design property. An electromagnetic-wave transmitting cover of the invention includes a base material made of an electromagnetic-wave-transmissive material, a light-transmitting base material formed on a surface of the base material and made of a light-transmissive material, and a design layer disposed between the base material and the light-transmitting base material, the electromagnetic-wave transmitting cover transmitting an electromagnetic wave, the electromagnetic-wave transmitting cover has an electromagnetic-wave transmitting area which transmits the electromagnetic wave, the base material and the light-transmitting base material in the electromagnetic-wave transmitting area has an interval of 0.
    Type: Grant
    Filed: December 4, 2015
    Date of Patent: November 20, 2018
    Assignee: TOYODA GOSEI CO., LTD.
    Inventors: Kazuki Takao, Daiichiro Kawashima, Takashi Sekiya, Hideto Maeda, Koji Okumura, Kenji Suzuki
  • Publication number: 20160248152
    Abstract: To provide an electromagnetic-wave transmitting cover which can achieve range extension and angle widening of a sensing radar and is excellent in design property. An electromagnetic-wave transmitting cover of the invention includes a base material made of an electromagnetic-wave-transmissive material, a light-transmitting base material formed on a surface of the base material and made of a light-transmissive material, and a design layer disposed between the base material and the light-transmitting base material, the electromagnetic-wave transmitting cover transmitting an electromagnetic wave, the electromagnetic-wave transmitting cover has an electromagnetic-wave transmitting area which transmits the electromagnetic wave, the base material and the light-transmitting base material in the electromagnetic-wave transmitting area has an interval of 0.
    Type: Application
    Filed: December 4, 2015
    Publication date: August 25, 2016
    Inventors: Kazuki TAKAO, Daiichiro KAWASHIMA, Takashi SEKIYA, Hideto MAEDA, Koji OKUMURA, Kenji SUZUKI
  • Publication number: 20150344915
    Abstract: A process for producing a chemical product comprises a first fermentation step wherein fermentation is conducted by supplying a starting material compound and oxygen to a microorganism-containing liquid, to obtain a first fermentation broth containing a chemical product formed by the fermentation, a second fermentation step wherein the first fermentation broth is taken out and used as a second fermentation broth, and fermentation is conducted by supplying oxygen without supplying a starting material compound, so that the concentration of the starting material compound in the second fermentation broth is adjusted to be a concentration (Y) lower than a concentration (X) of the starting material compound in the first fermentation broth, and a separation step wherein the second fermentation broth is separated to obtain a separated liquid containing the chemical product.
    Type: Application
    Filed: August 10, 2015
    Publication date: December 3, 2015
    Applicant: Asahi Glass Company, Limited
    Inventors: Takashi SEKIYA, Hiroshi HATANO, Hiroki TANAKA, Nobuyuki KASAHARA
  • Patent number: 8618532
    Abstract: A bottom-contact type organic thin film transistor comprising at least a gate electrode, an insulator layer, a source electrode, a drain electrode and an organic semiconductor layer, on a substrate, wherein at least one of the source electrode and the drain electrode has a multilayer structure formed by stacking an oxide layer and a metal layer, and the metal layer is surface-modified with an organic thin film layer.
    Type: Grant
    Filed: June 15, 2009
    Date of Patent: December 31, 2013
    Assignee: Idemitsu Kosan Co., Ltd.
    Inventors: Takashi Sekiya, Hiroaki Nakamura
  • Patent number: 8347917
    Abstract: In a four-way valve having a simple structure, even if a high-temperature refrigerant and a low-temperature refrigerant flow close to each other, heat loss between both refrigerants is suppressed. The valve comprises a housing member including a valve chamber, a valve seat including a bearing surface portion located in the valve chamber, a first channel through which a high-temperature fluid flows and a second channel through which a low-temperature fluid flows at a predetermined time, including openings adjacent to each other at a bearing surface portion of the valve seat, passing through the valve seat and extending outside of the valve chamber, and a valve element moving to the bearing surface portion of the valve seat. A thermal resistor portion suppressing heat transfer between these channels is located near the openings, between the first and second channels.
    Type: Grant
    Filed: January 24, 2011
    Date of Patent: January 8, 2013
    Assignee: Mitsubishi Electric Corporation
    Inventors: Susumu Yoshimura, Shinichi Wakamoto, Shinji Nakashima, Takashi Sekiya