Patents by Inventor Fukashi Yoshizawa

Fukashi Yoshizawa 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: 10517571
    Abstract: An ultrasound unit includes an ultrasound array that has a plurality of ultrasound elements, each of which has a first principal surface that is rectangular where a transmitting and receiving portion, a signal electrode terminal, and a ground electrode terminal are arranged in a longer side direction, longer sides of the ultrasound elements being coupled, one or more short-lines that are connected to a plurality of ground electrode terminals, a ground line that is connected to the short-line, and a plurality of signal lines, each of which is connected to one of the signal electrode terminals, and adjoining ultrasound elements of the ultrasound elements are coupled such that the signal electrode terminals are arranged alternately on opposite sides in the longer side direction of the transmitting and receiving portions that are rectangular.
    Type: Grant
    Filed: December 31, 2013
    Date of Patent: December 31, 2019
    Assignee: OLYMPUS CORPORATION
    Inventors: Satoshi Inui, Kazuya Matsumoto, Fukashi Yoshizawa, Hiroshi Iwaisako
  • Patent number: 9757010
    Abstract: A capsule endoscope includes: an in vivo information acquiring section that acquires information on an inside of a body of a subject; a battery that supplies power; a power source switch that turns on/off power supply from the battery to the in vivo information acquiring section; a detection section that includes at least two electrodes disposed on an outer face of a casing, and, upon detection of introduction to the inside of the body of the subject based on a change in electric resistance between the electrodes, outputs a detection signal; and a control section that controls the power source switch according to the detection signal.
    Type: Grant
    Filed: April 8, 2013
    Date of Patent: September 12, 2017
    Assignee: OLYMPUS CORPORATION
    Inventors: Youhei Sakai, Fukashi Yoshizawa
  • Patent number: 9757009
    Abstract: A capsule endoscope includes, inside a capsule casing, an information acquiring section that acquires information on an inside of a body of a subject, a battery that supplies power, a detection section that, upon detection of introduction to the inside of the body of the subject, outputs a detection signal, a signal receiving section that receives a control signal from an outside and outputs an internal signal, and a control section that controls power supply from the battery to the information acquiring section according to the internal signal and the detection signal.
    Type: Grant
    Filed: April 8, 2013
    Date of Patent: September 12, 2017
    Assignee: OLYMPUS CORPORATION
    Inventors: Ken Sato, Fukashi Yoshizawa, Naohito Doi
  • Patent number: 9291598
    Abstract: A biological information acquiring system includes a biological information acquiring apparatus having a biological information acquiring section, and a magnetic field generation section, and the biological information acquiring apparatus includes: a power source section which supplies power for driving the biological information acquiring section; a magnetic field detection section which outputs a magnetic field detection signal according to a detection result of a magnetic field generated from the magnetic field generation section; a first switching control section which performs control an on/off state of a first switch section connected to the power source section based on an output state of the magnetic field detection signal; and a second switching control section which performs control the on/off state of a second switch section connected between the first switch section and the biological information acquiring section, based on the output state of the magnetic field detection signal.
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: March 22, 2016
    Assignee: OLYMPUS CORPORATION
    Inventors: Youhei Sakai, Naoki Yoshida, Fukashi Yoshizawa
  • Patent number: 9124026
    Abstract: A cable assembly includes a plurality of cables; and a cable fixing member which has a facing surface to be oppositely arranged, in connecting each of the cables to a member as a connection target, with respect to a connection surface of the connection target member and fixes a distal end part of each of the cables in a state where an axial direction of the distal end part of each of the cables is arranged along the facing surface, wherein a side surface of a core wire of each of the cables is exposed at a predetermined first position on the facing surface of the cable fixing member and a first connection part which connects the core wire of each of the cables to the connection target member is formed at the first exposed part.
    Type: Grant
    Filed: August 20, 2010
    Date of Patent: September 1, 2015
    Assignee: OLYMPUS CORPORATION
    Inventors: Mikio Nakamura, Hiroshi Suzushima, Fukashi Yoshizawa, Hideharu Miyahara
  • Patent number: 8912445
    Abstract: A cable assembly includes: a plurality of cables; a cable fixing member that fixes the cables together; and conductor layers, wherein the cable assembly is formed with a connecting end surface that includes thereon connecting ends of the cables, and the conductor layers are provided to cover surfaces of the connecting ends that are on the connecting end surface.
    Type: Grant
    Filed: January 9, 2012
    Date of Patent: December 16, 2014
    Assignee: Olympus Corporation
    Inventors: Takanori Sekido, Fukashi Yoshizawa
  • Publication number: 20140139212
    Abstract: A biological information acquiring system includes a biological information acquiring apparatus having a biological information acquiring section, and a magnetic field generation section, and the biological information acquiring apparatus includes: a power source section which supplies power for driving the biological information acquiring section; a magnetic field detection section which outputs a magnetic field detection signal according to a detection result of a magnetic field generated from the magnetic field generation section; a first switching control section which performs control an on/off state of a first switch section connected to the power source section based on an output state of the magnetic field detection signal; and a second switching control section which performs control the on/off state of a second switch section connected between the first switch section and the biological information acquiring section, based on the output state of the magnetic field detection signal.
    Type: Application
    Filed: January 28, 2014
    Publication date: May 22, 2014
    Applicant: OLYMPUS CORPORATION
    Inventors: Youhei SAKAI, Naoki YOSHIDA, Fukashi YOSHIZAWA
  • Publication number: 20140114195
    Abstract: An ultrasound unit includes an ultrasound array that has a plurality of ultrasound elements, each of which has a first principal surface that is rectangular where a transmitting and receiving portion, a signal electrode terminal, and a ground electrode terminal are arranged in a longer side direction, longer sides of the ultrasound elements being coupled, one or more short-lines that are connected to a plurality of ground electrode terminals, a ground line that is connected to the short-line, and a plurality of signal lines, each of which is connected to one of the signal electrode terminals, and adjoining ultrasound elements of the ultrasound elements are coupled such that the signal electrode terminals are arranged alternately on opposite sides in the longer side direction of the transmitting and receiving portions that are rectangular.
    Type: Application
    Filed: December 31, 2013
    Publication date: April 24, 2014
    Applicant: OLYMPUS CORPORATION
    Inventors: Satoshi INUI, Kazuya MATSUMOTO, Fukashi YOSHIZAWA, Hiroshi IWAISAKO
  • Patent number: 8698887
    Abstract: An image pickup apparatus having an image pickup device chip, a wiring board placed within a projection plane of the image pickup device chip and a reinforcement member fixed in abutment with at least a part of the wiring board. An endoscope having the image pickup apparatus. A method for manufacturing the image pickup apparatus.
    Type: Grant
    Filed: March 11, 2011
    Date of Patent: April 15, 2014
    Assignee: Olympus Corporation
    Inventors: Yukiharu Makino, Takashi Nakayama, Fukashi Yoshizawa, Takatoshi Igarashi
  • Patent number: 8496576
    Abstract: A capsule endoscope system provided with a magnetic field generating apparatus including an input section for inputting identification information A and a magnetic field generating section that generates a magnetic field signal that controls a capsule endoscope, and the capsule endoscope including an in-vivo information acquiring section, a battery, a magnetic field receiving section, a storage section that stores identification information B, a control section and a comparing section that compares the identification information A with the identification information B and judges whether both pieces of information are the same or different, wherein when the judgment by the comparing section is a judgment that both pieces of information are the same, the control section supplies or shuts off power from the battery to the in-vivo information acquiring section.
    Type: Grant
    Filed: March 29, 2010
    Date of Patent: July 30, 2013
    Assignee: Olympus Corporation
    Inventors: Ken Sato, Fukashi Yoshizawa
  • Patent number: 8388517
    Abstract: An in-vivo observation system includes a capsule endoscope and a magnetic field generating apparatus. The capsule endoscope includes an in-vivo observation section, a radio sending section, a battery, a magnetic field detection section for detecting a magnetic field signal, and a power supply control section for controlling state of power supply from the battery to the in-vivo observation section and the radio sending section by toggle operation based on a detection result by the magnetic field detection section. The magnetic field generating apparatus includes a magnetic field generating section, an operation switch for giving a command to start generating the magnetic field signal, a state determination section for determining the state of power supply, and a magnetic field generation control section for controling generation of the magnetic field signal based on the command from the operation switch and a determination result by the state determination section.
    Type: Grant
    Filed: April 5, 2010
    Date of Patent: March 5, 2013
    Assignee: Olympus Corporation
    Inventor: Fukashi Yoshizawa
  • Publication number: 20120232344
    Abstract: A magnetic field generating apparatus is the magnetic field generating apparatus that transmits a control signal by a magnetic field to a capsule endoscope that performs control of start and stop according to the control signal. The magnetic field generating apparatus includes a housing including a storing section in which the capsule endoscope is arranged, a magnetic field generating section that generates the magnetic field, and a shield section that shields a leakage electromagnetic field leaking to an area other than the storing section in the magnetic field generated by the magnetic field generating section.
    Type: Application
    Filed: May 21, 2012
    Publication date: September 13, 2012
    Applicant: OLYMPUS CORPORATION
    Inventors: Ken SATO, Youhei SAKAI, Fukashi YOSHIZAWA
  • Patent number: 8257248
    Abstract: A body-insertable apparatus that is used in a state of being introduced in a body of a subject, and that performs a predetermined function inside the body of the subject includes an imaging circuit 27, a battery 40 that supplies with energy to be used to drive the imaging circuit 27, a power switch 33 that switches energy supply to the imaging circuit 27 from the battery 40, a switch control circuit 32 that performs a switching control of the power switch 33, and a signal detecting circuit 31 that detects a magnet and that transmits, to the switch control circuit, a control signal to cause the power switch 33 to toggle the switching control based on this detection state, and is possible to be turned on and off a main switch at a desirable timing before introduction into the body of the subject, thereby achieving energy saving in which a life of a battery is saved, and suppressing unnecessary radio wave radiation.
    Type: Grant
    Filed: March 9, 2005
    Date of Patent: September 4, 2012
    Assignee: Olympus Corporation
    Inventors: Fukashi Yoshizawa, Youhei Sakai, Seiichiro Kimoto
  • Publication number: 20120103686
    Abstract: A cable assembly includes: a plurality of cables; a cable fixing member that fixes the cables together; and conductor layers, wherein the cable assembly is formed with a connecting end surface that includes thereon connecting ends of the cables, and the conductor layers are provided to cover surfaces of the connecting ends that are on the connecting end surface.
    Type: Application
    Filed: January 9, 2012
    Publication date: May 3, 2012
    Applicant: OLYMPUS CORPORATION
    Inventors: Takanori SEKIDO, Fukashi YOSHIZAWA
  • Publication number: 20110249106
    Abstract: An image pickup apparatus includes an image pickup device chip having an image pickup device on a front face and an external connection terminal on a rear face through a via interconnect; a wiring board placed within a projection plane of the image pickup device chip and made up of an intermediate portion whose first main face is connected with the external connection terminal, a first flexing portion and a second flexing portion extended from opposite ends of the intermediate portion and bent toward the intermediate portion at a predetermined angle, and a first extension portion and a second extension portion; and a signal cable connected to the first extension portion and the second extension portion.
    Type: Application
    Filed: March 11, 2011
    Publication date: October 13, 2011
    Applicant: OLYMPUS CORPORATION
    Inventors: Yukiharu MAKINO, Takashi NAKAYAMA, Fukashi YOSHIZAWA, Takatoshi IGARASHI
  • Publication number: 20110042140
    Abstract: A cable assembly includes a plurality of cables; and a cable fixing member which has a facing surface to be oppositely arranged, in connecting each of the cables to a member as a connection target, with respect to a connection surface of the connection target member and fixes a distal end part of each of the cables in a state where an axial direction of the distal end part of each of the cables is arranged along the facing surface, wherein a side surface of a core wire of each of the cables is exposed at a predetermined first position on the facing surface of the cable fixing member and a first connection part which connects the core wire of each of the cables to the connection target member is formed at the first exposed part.
    Type: Application
    Filed: August 20, 2010
    Publication date: February 24, 2011
    Applicant: OLYMPUS CORPORATION
    Inventors: Mikio NAKAMURA, Hiroshi SUZUSHIMA, Fukashi YOSHIZAWA, Hideharu MIYAHARA
  • Publication number: 20110001810
    Abstract: An image pickup apparatus includes an image pickup module which is provided with a plurality of functional elements for obtaining image information of an object to be photographed, and a signal separation circuit which separates a drive signal from a combined signal in which, at least two of a plurality of drive signals for the plurality of functional elements respectively, are superimposed, an image pickup module control section which is provided with a signal combining section which superimposes at least two of the plurality of drive signals, and a signal transmitting section which is interposed between the image pickup module and the image pickup module control section, and which transmits the combined signal in which, at least two of the plurality of drive signals are superimposed.
    Type: Application
    Filed: July 1, 2010
    Publication date: January 6, 2011
    Applicant: OLYMPUS CORPORATION
    Inventors: Mikio NAKAMURA, Naoki YOSHIDA, Tsutomu NAKAMURA, Fukashi YOSHIZAWA
  • Publication number: 20100261963
    Abstract: An in-vivo observation system includes a capsule endoscope and a magnetic field generating apparatus. The capsule endoscope includes an in-vivo observation section, a radio sending section, a battery, a magnetic field detection section for detecting a magnetic field signal, and a power supply control section for controlling state of power supply from the battery to the in-vivo observation section and the radio sending section by toggle operation based on a detection result by the magnetic field detection section. The magnetic field generating apparatus includes a magnetic field generating section, an operation switch for giving a command to start generating the magnetic field signal, a state determination section for determining the state of power supply, and a magnetic field generation control section for controling generation of the magnetic field signal based on the command from the operation switch and a determination result by the state determination section.
    Type: Application
    Filed: April 5, 2010
    Publication date: October 14, 2010
    Applicant: OLYMPUS CORPORATION
    Inventor: Fukashi YOSHIZAWA
  • Publication number: 20100249509
    Abstract: The intravital observation apparatus according to the present invention is provided with a capsule endoscope including an illumination section and an image pickup section, a power supply section provided with a battery and a control section, and a control signal generation apparatus disposed outside the capsule endoscope, wherein the control signal generation apparatus is provided with a control signal generation section and a control signal transmitting electrode, and the capsule endoscope is provided with a control signal receiving electrode and a control signal detection section.
    Type: Application
    Filed: March 24, 2010
    Publication date: September 30, 2010
    Applicant: OLYMPUS CORPORATION
    Inventor: Fukashi YOSHIZAWA
  • Publication number: 20100249508
    Abstract: A capsule endoscope system provided with a magnetic field generating apparatus including an input section for inputting identification information A and a magnetic field generating section that generates a magnetic field signal that controls a capsule endoscope, and the capsule endoscope including an in-vivo information acquiring section, a battery, a magnetic field receiving section, a storage section that stores identification information B, a control section and a comparing section that compares the identification information A with the identification information B and judges whether both pieces of information are the same or different, wherein when the judgment by the comparing section is a judgment that both pieces of information are the same, the control section supplies or shuts off power from the battery to the in-vivo information acquiring section.
    Type: Application
    Filed: March 29, 2010
    Publication date: September 30, 2010
    Applicant: OLYMPUS CORPORATION
    Inventors: Ken SATO, Fukashi YOSHIZAWA