Patents by Inventor Junichi Ishikawa

Junichi Ishikawa 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: 20200354003
    Abstract: A work vehicle includes a vehicle body, a plurality of traveling devices disposed on the right and left sides on the front and rear sides of the vehicle body respectively, a plurality of bending link mechanisms configured to liftably support each one of the traveling devices to the vehicle body and a plurality of drive operating devices capable of changing the posture of each one of the plurality of bending link mechanisms. The vehicle body is split into a front side body section and a rear side body section. The front side body section and the rear side body section are configured to be bendably pivotable relative to each other via a pivot interlocking mechanism.
    Type: Application
    Filed: December 25, 2018
    Publication date: November 12, 2020
    Inventors: Junichi Ishikawa, Minoru Hiraoka
  • Publication number: 20200301349
    Abstract: A connecting device includes a connected member and a connecting member connected to the connected member. The connecting member includes a contact portion contacting a surface of the connected member and a flat spring sandwiching the connected member together with the contact portion. The connected member includes a passage hole through which the contact portion passes, a communication hole communicating with the passage hole and narrower than the passage hole, and a holding portion disposed around the communicating hole. The holding portion holds the contact portion.
    Type: Application
    Filed: March 9, 2020
    Publication date: September 24, 2020
    Applicant: Ricoh Company, Ltd.
    Inventors: Taisuke ISHIKAWA, Junichi MURANO, Hiroki ISHIMITSU
  • Publication number: 20200247494
    Abstract: A saddle type electric vehicle (1) includes a charging cord (245) that is connectable to an external power supply, a cord accommodating section (230) configured to accommodate a charging cord (245), and a step floor (9) on which an occupant places his/her legs, a center tunnel (CT) bulging above the step floor (9) is provided in front of a front end of a seat (8) and below a handle (2), and the cord accommodating section (230) is disposed in the center tunnel (CT).
    Type: Application
    Filed: September 27, 2018
    Publication date: August 6, 2020
    Inventors: Hiroki Ichikawa, Takafumi Yamaguchi, Jun Ishikawa, Ayumu Nishimiya, Toshifumi Shimamura, Junichi Ichioka
  • Publication number: 20200201233
    Abstract: An image forming apparatus includes: a conveyance path that conveys a sheet; registration rollers that are arranged across the conveyance path and each comprise a nip part; a sheet locking member that locks a front end of a sheet conveyed in the conveyance path, where the sheet locking member swings between a first attitude and a second attitude, in the first attitude the sheet locking member locks the sheet on an upstream side of the nip part, and in the second attitude the sheet locking member is retracted to a downstream side of the nip part and allows the sheet to pass through the nip part; an energizer that energizes the sheet locking member to maintain the first attitude; and a hardware processor that detects deterioration of the energizer.
    Type: Application
    Filed: December 4, 2019
    Publication date: June 25, 2020
    Applicant: Konica Minolta, Inc.
    Inventors: Taku Kimura, Masahiro Kamiya, Junichi Masuda, Masahiro Nonoyama, Kouei Cho, Akimasa Ishikawa
  • Patent number: 10647115
    Abstract: Quantization is performed on multi-valued data corresponding to a non-overlap recording area and one of recording heads on the basis of a dither pattern and multi-valued data corresponding to the non-overlap recording area and the other one of the recording heads, and also arrangements of thresholds for the dither patterns used between the scanning operations are varied.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: May 12, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Junichi Nakagawa, Yoshikazu Ishikawa, Akitoshi Yamada
  • Patent number: 10642208
    Abstract: An image forming apparatus includes: a first rotor and a second rotor that are each a rotatable member; a first movable member including the first rotor or a transferer that transfers power of the first rotor to another member; a second movable member including the second rotor or a transferer that transfers power of the second rotor to another member; a hardware processor that drives simultaneously the first rotor and the second rotor at mutually different numbers of revolutions or speeds, and performs abnormality diagnosis on the first movable member and the second movable member, based on the sounds of operation acquired by the sound acquirer; and a sound acquirer that acquires sounds of operation of the first movable member and the second movable member with the first rotor and the second rotor being driven by the hardware processor.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: May 5, 2020
    Assignee: Konica Minolta, Inc.
    Inventors: Hiroshi Eguchi, Natsuyo Ida, Junichi Masuda, Masahiro Nonoyama, Akimasa Ishikawa
  • Patent number: 10624250
    Abstract: A mounting device is provided with a first raising and lowering drive section configured to raise and lower an entire syringe member to which a suction nozzle that picks up a component is attached, and a second raising and lowering drive section that raises and lowers the suction nozzle only of the syringe member to which the suction nozzle is attached. The mounting device controls a raising and lowering operation of the first raising and lowering drive section based on height information that includes at least one of information of the thickness of the component and information of the height of a board. With the mounting device, it is possible to move the entire syringe member to which the suction nozzle is attached to a position closer to the board in accordance with the height of the board and the thickness of the component.
    Type: Grant
    Filed: February 13, 2015
    Date of Patent: April 14, 2020
    Assignee: FUJI CORPORATION
    Inventors: Koji Kawaguchi, Junichi Narita, Mitsuru Sanji, Kenzo Ishikawa
  • Publication number: 20200062324
    Abstract: A work vehicle includes a vehicle body, a plurality of traveling devices for driving traveling, a plurality of bending link mechanisms supporting the plurality of traveling devices to the vehicle body with allowing the plurality of traveling devices to be elevated/lowered independently of each other, a driving mechanism capable of changing respective postures of the plurality of bending link mechanisms independently of each other, and an idle wheel freely rotatably supported to an intermediate bending portion of each one of the plurality of bending mechanisms.
    Type: Application
    Filed: March 28, 2018
    Publication date: February 27, 2020
    Applicant: KUBOTA CORPORATION
    Inventors: Junichi ISHIKAWA, Minoru HIRAOKA
  • Publication number: 20200036023
    Abstract: A fuel cell vehicle comprises a fuel cell, a power storage device, a drive motor, a temperature sensor configured to measure a temperature of the fuel cell, a detector configured to detect an operation condition of the fuel cell, and a controller. At a start time of the fuel cell, in a case where the temperature of the fuel cell detected by the temperature sensor is below a freezing point, when an output condition of the fuel cell shown by the detected operation condition of the fuel cell continuously corresponds to a predetermined low output condition for a predetermined reference time period or longer, the controller sets a driving state of the fuel cell vehicle to a first driving state that stops power generation of the fuel cell, drives the drive motor by using only the power storage device as a power source and limits a motor output of the drive motor to be equal to or lower than a predetermined first upper limit output.
    Type: Application
    Filed: June 12, 2019
    Publication date: January 30, 2020
    Inventors: Tomohiro OGAWA, Tomotaka ISHIKAWA, Shinji ASOU, Tomio YAMANAKA, Junichi MATSUO, Ryosuke OYA
  • Publication number: 20200036017
    Abstract: A fuel cell system comprises a fuel cell, a gas-liquid separator, a drain flow path through which moisture is discharged from the gas-liquid separator, a valve configured to control discharge of the moisture from the gas-liquid separator, and a controller configured to control fuel cell operation and opening and closing of the valve, and determine whether the valve is frozen. Upon receipt of a stop request of the fuel cell during the fuel cell operation, the controller repeatedly determines whether the valve is frozen. If the controller determines that the valve is frozen, it continues the fuel cell operation until it determines that the valve is not frozen. If the controller determines that the valve is not frozen, it executes stop processing of the fuel cell including opening valve processing.
    Type: Application
    Filed: July 9, 2019
    Publication date: January 30, 2020
    Inventors: Junichi MATSUO, Tomotaka ISHIKAWA, Tomohiro OGAWA, Tomio YAMANAKA
  • Publication number: 20200036018
    Abstract: A fuel cell system includes a fuel cell, an anode gas supply system, an anode gas circulatory system, a cathode gas supply-discharge system, a gas-liquid discharge passage, a gas-liquid discharge valve configured to open and close the gas-liquid discharge passage, a flow-rate acquisition portion, and a controlling portion. After the controlling portion instructs the gas-liquid discharge valve to be opened, the controlling portion executes a normal-abnormality determination such that, when a discharge-gas flow rate of anode gas is a predetermined normal reference value or more, the controlling portion determines that the gas-liquid discharge valve is opened normally, and when the discharge-gas flow rate is lower than the normal reference value, the controlling portion determines that the gas-liquid discharge valve is not opened normally.
    Type: Application
    Filed: July 19, 2019
    Publication date: January 30, 2020
    Inventors: Tomio YAMANAKA, Tomotaka ISHIKAWA, Tomohiro OGAWA, Ryosuke OYA, Junichi MATSUO
  • Publication number: 20200017152
    Abstract: A work vehicle includes a plurality of traveling devices for driving traveling, a plurality of articulated link mechanisms having at least two or more joints and supporting the plurality of traveling devices to a vehicle body, with allowing the plurality of traveling devices to be elevated/lowered independently of each other, a driving mechanism capable of changing respective postures of the plurality of articulated link mechanisms independently of each other, and a plurality of turning mechanisms configured to support the respective plurality of the articulated link mechanisms, with allowing the link mechanisms to be orientation-changeable about a vertical axis.
    Type: Application
    Filed: March 28, 2018
    Publication date: January 16, 2020
    Applicant: KUBOTA CORPORATION
    Inventors: Junichi ISHIKAWA, Minoru HIRAOKA
  • Patent number: 10527498
    Abstract: A sensor device includes a sensor element detecting a temperature of an attachment member to which the sensor device is attached. The sensor device includes a flexible substrate that includes a base having a first surface and a second surface and made of an electrically insulating material, and a land disposed adjacent to the first surface and electrically connected to the sensor element. The sensor device further includes: a rigid member adhered to the second surface; a flexible member that has a thermal conductivity and a flexibility higher than those of the base, is stacked on the rigid member to be in contact with the rigid member on a side opposite to the flexible substrate, and is to be in contact with the attachment member in an attached state; and a pressing member that presses the flexible substrate toward the attachment member in the attached state.
    Type: Grant
    Filed: May 24, 2016
    Date of Patent: January 7, 2020
    Assignee: DENSO CORPORATION
    Inventors: Kiyoshi Otsuka, Junichi Ishikawa, Hirotaka Kurozaki
  • Publication number: 20190389268
    Abstract: A work vehicle includes: a vehicle body; a plurality of traveling devices located on both right and left sides of the vehicle body; a plurality of bending link mechanisms that support the respective traveling devices on the vehicle body such that the traveling devices can be individually raised or lowered; and a plurality of drive mechanisms capable of individually changing the posture of the bending link mechanisms. The drive mechanisms change the posture of the bending link mechanisms while maintaining a state in which intermediate bending portions of the bending link mechanisms bend toward an intermediate side in a front-rear direction of the vehicle body.
    Type: Application
    Filed: October 31, 2017
    Publication date: December 26, 2019
    Applicant: KUBOTA CORPORATION
    Inventors: Junichi ISHIKAWA, Minoru HIRAOKA
  • Publication number: 20190381759
    Abstract: Disclosed are a laminate having a laminated structure of five or more layers wherein each layer is a resin impregnated fiber reinforced composition layer in which fibers are oriented unidirectionally, the resin in the resin impregnated fiber reinforced composition layer is an olefin-based polymer having the melting point or the glass-transition temperature of 50 to 300° C., and the shape of the laminate can be easily controlled by melt press molding; and a tape winding pipe excellent in balance between bending rigidity and compressive rigidity.
    Type: Application
    Filed: January 18, 2018
    Publication date: December 19, 2019
    Applicant: Mitsui Chemicals, Inc.
    Inventors: Takeharu ISAKI, Kiyoshi UZAWA, Junichi ISHIKAWA, Kazuaki KIKUCHI, Shigeki IWATA
  • Publication number: 20190302671
    Abstract: An image forming apparatus includes: a first rotor and a second rotor that are each a rotatable member; a first movable member including the first rotor or a transferer that transfers power of the first rotor to another member; a second movable member including the second rotor or a transferer that transfers power of the second rotor to another member; a hardware processor that drives simultaneously the first rotor and the second rotor at mutually different numbers of revolutions or speeds, and performs abnormality diagnosis on the first movable member and the second movable member, based on the sounds of operation acquired by the sound acquirer; and a sound acquirer that acquires sounds of operation of the first movable member and the second movable member with the first rotor and the second rotor being driven by the hardware processor.
    Type: Application
    Filed: February 26, 2019
    Publication date: October 3, 2019
    Applicant: KONICA MINOLTA, INC.
    Inventors: Hiroshi EGUCHI, Natsuyo IDA, Junichi MASUDA, Masahiro NONOYAMA, Akimasa ISHIKAWA
  • Patent number: 10336097
    Abstract: A printing apparatus uses a printing unit on which a right and a left printing heads are mutually arranged in opposite orientations in a predetermined direction to execute multi-pass printing.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: July 2, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventors: Akitoshi Yamada, Junichi Nakagawa, Yoshikazu Ishikawa
  • Publication number: 20190185656
    Abstract: A curable composition contains a resin containing a curable group, a colorant, a polymerization inhibitor, and a polymerization initiator. A manufacturing method of the curable composition includes a colorant dispersing step of mixing together the resin containing a curable group, the colorant, and the polymerization inhibitor and a mixing step of mixing together the colorant dispersion and the polymerization initiator so as to obtain the curable composition. A cured film is obtained by curing the curable composition. A color filter, a solid-state imaging element, and an infrared sensor have the cured film. A manufacturing method of the cured film includes a curable composition layer-forming step, an exposure step, and a development step.
    Type: Application
    Filed: February 22, 2019
    Publication date: June 20, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Michihiro Ogawa, Yutaro Fukami, Junichi Ito, Yushi Kaneko, Hiroaki Idei, Daisuke Hamada, Tatsuo Ishikawa
  • Publication number: 20190187601
    Abstract: An abnormality determination apparatus includes: an audio data acquisitor that acquires audio data of an apparatus to be judged for determining presence or absence of abnormality; an abnormal sound detector that detects an abnormal sound based on the audio data acquired by the audio data acquisitor; and a hardware processor that determines whether the abnormal sound is such a sound that an operation of the apparatus to be judged should be restricted based on a subsequent secular change of the abnormal sound when the abnormal sound is detected by the abnormal sound detector, and restricts the operation of the apparatus to be judged when the hardware processor determines that the abnormal sound is such a sound that the operation of the apparatus to be judged should be restricted.
    Type: Application
    Filed: December 7, 2018
    Publication date: June 20, 2019
    Applicant: KONICA MINOLTA, INC.
    Inventors: Hirotada SEKI, Hiroshi EGUCHI, Natsuyo IDA, Junichi MASUDA, Masahiro NONOYAMA, Akimasa ISHIKAWA
  • Patent number: 10160722
    Abstract: A compound represented by formula (3): (wherein R1 represents a C1-C6 perfluoroalkyl group, R2 represents a C1-C6 alkyl group, and m represents an integer of 0 to 3) or a salt thereof, which is useful as a production intermediate of pharmaceuticals and agrochemicals, can be produced by reacting an alkali metal salt or zinc salt of a C1-C6 perfluoroalkanesulfinic acid with 2-aminophenol optionally substituted by 1 to 3 C1-C6 alkyl groups or a salt thereof in the presence of an oxidizing agent.
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: December 25, 2018
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Junichi Ishikawa, Koji Hagiya, Mitsunobu Kawamura