Patents by Inventor Satoru Ishikawa

Satoru 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: 20190178265
    Abstract: A servo valve is provided with a first elastic portion, a second elastic portion, and a connecting portion. The first elastic portion extends in an X direction inside a valve body and has a first elastic force exerted on a movable element toward an X2 direction. The second elastic portion extends in the X direction inside the valve body and has a second elastic force exerted on the movable element toward an X1 direction. The connecting portion is connected to the first elastic portion and the second elastic portion inside the valve body, and is in abutment against a step portion of the valve body and a spool of the movable element at a neutral position of the movable element.
    Type: Application
    Filed: April 18, 2018
    Publication date: June 13, 2019
    Applicant: SMC CORPORATION
    Inventors: Junji SAKASHITA, Kaname INOUE, Hisashi YAJIMA, Masayuki ISHIKAWA, Satoru ITO
  • Patent number: 10307062
    Abstract: Provided is a holder which comprises at least two probe mount portions and is to be put on the head of a subject by inserting a light-transmitting probe for emitting light from the tip thereof or a light-receiving probe for receiving light through the tip thereof in the probe mount portion, the holder characterized by being provided with a linear backbone portion extending in a first direction, at least two linear branch portions extending in a second direction different from the first direction, and a disposition reference point disposed so as to match a first specific point, the first specific point being set in the head of the subject.
    Type: Grant
    Filed: March 18, 2010
    Date of Patent: June 4, 2019
    Assignee: SHIMADZU CORPORATION
    Inventors: Yoshihiro Inoue, Takashi Amita, Satoru Kohno, Akihiro Ishikawa, Yoshinori Masuda, Haruhide Udagawa
  • Patent number: 10293649
    Abstract: An amphibious vehicle that can reduce wave drag at the time of hydroplaning and can improve propulsion performance of the vehicle body. The amphibious vehicle includes a vehicle body capable of moving on water and on land, a front flap with a rear end being fixed to a lower end of the vehicle body, a rear flap with a front end being fixed to a rear part of the vehicle body, and a pair of keels provided along a travel device provided on both sides of the vehicle body on a bottom surface of the vehicle body.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: May 21, 2019
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Takaaki Oshima, Satoru Ishikawa, Takashi Matsunaga
  • Publication number: 20190149258
    Abstract: A transmission and reception apparatus, includes a processor and a processing device coupled to the processor, wherein the processor is configured to detect insertion of a pluggable module, issue, when the insertion of the pluggable module is detected, an instruction to the processing device to generate a first test signal to be supplied to the pluggable module, extract an alternating current component from a first monitoring result of the first test signal by the pluggable module and acquiring pulse width information at a plurality of phase points, and set a phase point determined based on the pulse width information as an optimum phase value to the processing device.
    Type: Application
    Filed: November 15, 2018
    Publication date: May 16, 2019
    Applicant: FUJITSU LIMITED
    Inventors: Hirofumi Araki, Hisayuki Ojima, Yasushi YOSHINO, Satoru Saitoh, KAZUYA IKEDA, TAICHI ISHIKAWA
  • Publication number: 20190101205
    Abstract: A vehicle casing includes a metal frame and a resin cover that covers the metal frame. The resin cover accommodates vehicle components inside the metal frame. The metal frame includes a bearing supporting boss portion that rotatably supports, inside the resin cover, a shaft member that is one of the vehicle components and rotates about a shaft center, and a mount boss portion that is for fixing the vehicle casing to a vehicle body. The bearing supporting boss portion is disposed at a position separate from an inner surface of the resin cover. The resin cover is disposed to cover the entire metal frame except a portion provided with the mount boss portion.
    Type: Application
    Filed: September 17, 2018
    Publication date: April 4, 2019
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Satoru ISHIKAWA, Akinori GOTO, Shingo AIJIMA, Ayato NOUMORI, Atsushi HONDA
  • Patent number: 10144257
    Abstract: The objective of the present invention is to provide an amphibious vehicle and a method of controlling the attitude of the vehicle body of an amphibious vehicle, with which it is possible to reduce the fluid resistance when traveling on water and to improve the propulsion performance of the vehicle main body. An amphibious vehicle 1 according to the present invention is characterized in being provided with: a vehicle main body 11 capable of moving on water and on land; a rear flap 14B provided at the rear of the vehicle main body 11; a drive unit 33 which drives the rear flap 14B to vary a flap angle ?1 between the vehicle main body 11 and the rear flap 14B; a detecting unit 31 which detects a trim angle of the vehicle main body 11, a vehicle speed and the flap angle ?1; and a control unit 32 which controls the flap angle ?1 on the basis of the trim angle, the vehicle speed and the flap angle ?1 detected by the detecting unit 31.
    Type: Grant
    Filed: November 17, 2015
    Date of Patent: December 4, 2018
    Assignee: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Takaaki Oshima, Shinichi Sato, Satoru Ishikawa, Takashi Matsunaga
  • Publication number: 20180131838
    Abstract: An original reading apparatus, including: an original tray on which an original is placed; a conveyance portion configured to convey the original placed on the original tray; a sensor configured to read an original being conveyed by the conveyance portion; and a processor configured to detect an abnormal pixel from image data output from the sensor, wherein the processor is configured to: determine a length of a shadow in a conveyance direction of the original based on the image data, the shadow occurring at a leading edge area of the original; detect a skew feed amount of the original based on the image data; determine a mask area based on the length of the shadow and the skew feed amount; and detect an abnormal pixel from the image data without use of image data in the mask area having been determined.
    Type: Application
    Filed: October 26, 2017
    Publication date: May 10, 2018
    Inventor: Satoru Ishikawa
  • Publication number: 20180056742
    Abstract: The objective of the present invention is to provide an amphibious vehicle and a method of controlling the attitude of the vehicle body of an amphibious vehicle, with which it is possible to reduce the fluid resistance when traveling on water and to improve the propulsion performance of the vehicle main body. An amphibious vehicle 1 according to the present invention is characterized in being provided with: a vehicle main body 11 capable of moving on water and on land; a rear flap 14B provided at the rear of the vehicle main body 11; a drive unit 33 which drives the rear flap 14B to vary a flap angle ?1 between the vehicle main body 11 and the rear flap 14B; a detecting unit 31 which detects a trim angle of the vehicle main body 11, a vehicle speed and the flap angle ?1; and a control unit 32 which controls the flap angle ?1 on the basis of the trim angle, the vehicle speed and the flap angle ?1 detected by the detecting unit 31.
    Type: Application
    Filed: November 17, 2015
    Publication date: March 1, 2018
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Takaaki OSHIMA, Shinichi SATO, Satoru ISHIKAWA, Takashi MATSUNAGA
  • Patent number: 9906109
    Abstract: A vibration actuator includes: a coil having a vibration space along an axial direction; an outer case that covers the coil and that extends the vibration space in the axial direction; a movable element that comprises a magnet that vibrates within the coil and a weight unit that vibrates within the outer case and that is connected to one end side, in the axial direction, of the magnet; and an elastic member that supports elastically the vibration of the movable element in the axial direction. A resin layer is secured to an outer peripheral surface of the weight unit that faces an inner surface of the outer case. An oil film is interposed between the resin layer and the inner surface of the outer case.
    Type: Grant
    Filed: November 18, 2014
    Date of Patent: February 27, 2018
    Assignee: NIDEC COPAL CORPORATION
    Inventors: Masaya Endo, Satoru Ishikawa
  • Publication number: 20170349017
    Abstract: To provide an amphibious vehicle that can reduce wave drag at the time of hydroplaning and can improve propulsion performance of the vehicle body. An amphibious vehicle according to the present invention includes a vehicle body capable of moving on water and on land, a front flap with a rear end being fixed to a lower end of the vehicle body, a rear flap with a front end being fixed to a rear part of the vehicle body, and a pair of keels provided along a travel device provided on both sides of the vehicle body on a bottom surface of the vehicle body.
    Type: Application
    Filed: November 17, 2015
    Publication date: December 7, 2017
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Takaaki OSHIMA, Satoru ISHIKAWA, Takashi MATSUNAGA
  • Publication number: 20170326932
    Abstract: An amphibious vehicle, which enables wave making resistance upon traveling on water to be reduced and propulsive performance of its vehicle main body to be improved, is to be provided. An amphibious vehicle of the present invention includes: a vehicle main body that is movable on water and on land; a rear portion flap having a front end portion fixed to a rear portion of the vehicle main body; and end plates respectively provided at both side end portions of the rear portion flap.
    Type: Application
    Filed: October 27, 2015
    Publication date: November 16, 2017
    Applicant: MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Takaaki OSHIMA, Satoru ISHIKAWA, Takashi MATSUNAGA
  • Patent number: 9703258
    Abstract: A developing cartridge includes a casing configured to store a developing agent, a developing agent carrying member disposed rotatably in the casing and configured to carry the developing agent, and a layer-thickness regulating member configured to regulate a thickness of a layer of the developing agent. The casing includes an attachment portion to which the layer-thickness regulating member is attached, a receiving portion configured to receive pressing force for pressing the developing agent carrying member toward an image carrying member in a direction perpendicular to an axial direction of the developing agent carrying member, and a wall portion disposed between the attachment portion and the receiving portion. The receiving portion is disposed to overlap with at least a portion of the attachment portion when viewed from a direction perpendicular to the axial direction of the developing agent carrying member.
    Type: Grant
    Filed: July 17, 2014
    Date of Patent: July 11, 2017
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Soun Kanada, Satoru Ishikawa, Hiroya Fukuta, Ryuji Noda, Takashi Shimizu
  • Patent number: 9645545
    Abstract: A process cartridge comprises: a developing cartridge; and a photosensitive member cartridge receiving the developing cartridge. The photosensitive member cartridge comprises a photosensitive member, and a pressing member configured to press the developing cartridge. The developing cartridge is configured to be located at a first position at which it is pressed by the pressing member and at a second position at which it is separable from the photosensitive member cartridge. The developing cartridge comprises: a driving mechanism including a detected member, and a covering member configured to cover the driving mechanism. The covering member comprises: a receiving part protruding configured to receive at least a part of the detected member; and an abutting part continuing to the receiving part, the abutting part being configured to abut on a member in the image forming apparatus main body and to move the developing cartridge to the first position.
    Type: Grant
    Filed: January 6, 2015
    Date of Patent: May 9, 2017
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Ryuji Noda, Satoru Ishikawa, Tokifumi Tanaka
  • Patent number: 9594328
    Abstract: In an image forming apparatus, a sensing body is disposed at a first position when a cartridge has been removed from an apparatus body, is disposed at a second position when a first part of the sensing body contacts a housing of the cartridge that has been mounted in the apparatus body, and is disposed at a third position when a second part of the sensing body contacts a movable member of the cartridge that has been mounted in the apparatus body. A judging unit determines that the cartridge has been removed from the apparatus body if the sensing body is at the first position, determines that the cartridge has been mounted in the apparatus body if the sensing body is at the second position, and determines that the cartridge is a new product if the sensing body is at the third position.
    Type: Grant
    Filed: June 24, 2015
    Date of Patent: March 14, 2017
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Tomitake Aratachi, Satoru Ishikawa
  • Publication number: 20160299376
    Abstract: A liquid crystal display device 1 includes an array substrate 15 and a color filter substrate 90 paired with and disposed facing each other, a liquid crystal layer 10 formed from a polymerizable liquid crystal composition and disposed between the array substrate 15 and the color filter substrate 90, and an interlayer insulating film 52 laminated on a side of the array substrate 15 closer to the liquid crystal layer 10. The interlayer insulating film 52 is produced from a radiation-sensitive resin composition that contains [A] a polymer and [B] a photosensitizer, and has a transmittance of 70% or higher for light having a wavelength of 310 nm at a film thickness of 2 ?m.
    Type: Application
    Filed: April 8, 2016
    Publication date: October 13, 2016
    Applicant: JSR CORPORATION
    Inventors: SATORU ISHIKAWA, HIROKI KUSUMOTO
  • Patent number: 9423769
    Abstract: A process cartridge includes an image carrying member cartridge and a developing cartridge. The image carrying member cartridge includes a first handle. The developing cartridge includes a second handle. In a state where the developing cartridge is attached to the image carrying member cartridge, a one edge of the first handle is located at substantially the same position as a one edge of the second handle in a direction, and the second handle is spaced apart from the first handle.
    Type: Grant
    Filed: July 18, 2014
    Date of Patent: August 23, 2016
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Tokifumi Tanaka, Satoru Ishikawa
  • Patent number: 9405216
    Abstract: To facilitate replacing photosensitive drums and/or developing devices in an image forming apparatus, a photosensitive member unit including a plurality of photosensitive members is loaded in a main casing. A developing device unit including a plurality of developing devices is also loaded in the main casing. Both an intermediate transfer belt and the photosensitive member unit are configured to be movable toward and away from the developing device unit. Further, when the photosensitive member unit is separated from the developing device unit, the intermediate transfer belt and the plurality of photosensitive members are also separated from each other.
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: August 2, 2016
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Satoru Ishikawa, Shougo Sato
  • Patent number: 9280129
    Abstract: A developer cartridge has a rotatable body, a casing, a conveying guide structure, and a cover. The cover includes a facing part and a first covering part. The conveying guide structure includes a first conveying guide extending in the second direction, and a second conveying guide connected from the first conveying guide at an end on the other side of the second direction and extends toward the other side of the second direction so as to curve in the first direction with respect to the first conveying guide. The first covering part includes a first contacting part configured to contact the first conveying guide, and a second contacting part configured to curve in the first direction with respect to the first contacting part so as to extend toward the other side in the second direction, and contact the second conveying guide.
    Type: Grant
    Filed: November 18, 2014
    Date of Patent: March 8, 2016
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Keita Shimizu, Satoru Ishikawa, Soun Kanada
  • Publication number: 20150362857
    Abstract: To facilitate replacing photosensitive drums and/or developing devices in an image forming apparatus, a photosensitive member unit including a plurality of photosensitive members is loaded in a main casing. A developing device unit including a plurality of developing devices is also loaded in the main casing. Both an intermediate transfer belt and the photosensitive member unit are configured to be movable toward and away from the developing device unit. Further, when the photosensitive member unit is separated from the developing device unit, the intermediate transfer belt and the plurality of photosensitive members are also separated from each other.
    Type: Application
    Filed: August 24, 2015
    Publication date: December 17, 2015
    Inventors: Satoru Ishikawa, Shougo Sato
  • Publication number: 20150293472
    Abstract: In an image forming apparatus, a sensing body is disposed at a first position when a cartridge has been removed from an apparatus body, is disposed at a second position when a first part of the sensing body contacts a housing of the cartridge that has been mounted in the apparatus body, and is disposed at a third position when a second part of the sensing body contacts a movable member of the cartridge that has been mounted in the apparatus body. A judging unit determines that the cartridge has been removed from the apparatus body if the sensing body is at the first position, determines that the cartridge has been mounted in the apparatus body if the sensing body is at the second position, and determines that the cartridge is a new product if the sensing body is at the third position.
    Type: Application
    Filed: June 24, 2015
    Publication date: October 15, 2015
    Inventors: Tomitake Aratachi, Satoru Ishikawa