Patents by Inventor Takatoshi Igarashi

Takatoshi Igarashi 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: 20160126286
    Abstract: A method for producing an image pickup apparatus includes: a process of cutting an image pickup chip substrate where electrode pads are formed around each of the light receiving sections to fabricate image pickup chips; a process of bonding image pickup chips determined as non-defective products to a glass wafer to fabricate a joined wafer; a process of filling a sealing member among the image pickup chips on the joined wafer; a machining process including a thinning a thickness of the joined wafer to flatten a machining surface and a forming through-hole interconnections, each of which is connected to each of the electrode pads; a process of forming a plurality of external connection electrodes, each of which is connected to each of the electrode pads via each of the through-hole interconnections; and a process of cutting the joined wafer.
    Type: Application
    Filed: January 13, 2016
    Publication date: May 5, 2016
    Applicant: OLYMPUS CORPORATION
    Inventors: Takatoshi Igarashi, Noriyuki Fujimori, Kazuhiro Yoshida
  • Patent number: 9313382
    Abstract: The application is directed to an image pickup system that includes a lens holder; an image pickup optical system that is secured by a portion of the lens holder; an image pickup device comprising a first surface and a second surface, wherein the first surface is nearer the image pickup optical system than the second surface in an optical axis direction, a light receiving sensor that receives light entering through the image pickup optical system, and a cover glass attached to the first surface of the image pickup device, wherein the cover glass comprising a fitting portion of the cover glass in an outer circumferential face of the cover glass.
    Type: Grant
    Filed: March 8, 2013
    Date of Patent: April 12, 2016
    Assignee: OLYMPUS CORPORATION
    Inventor: Takatoshi Igarashi
  • Patent number: 9282261
    Abstract: A method for producing an image pickup apparatus includes: a process of cutting an image pickup chip substrate where electrode pads are formed around each of the light receiving sections to fabricate image pickup chips; a process of bonding image pickup chips determined as non-defective products to a glass wafer to fabricate a joined wafer; a process of filling a sealing member among the image pickup chips on the joined wafer; a machining process including a thinning a thickness of the joined wafer to flatten a machining surface and a forming through-hole interconnections, each of which is connected to each of the electrode pads; a process of forming a plurality of external connection electrodes, each of which is connected to each of the electrode pads via each of the through-hole interconnections; and a process of cutting the joined wafer.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: March 8, 2016
    Assignee: OLYMPUS CORPORATION
    Inventors: Takatoshi Igarashi, Noriyuki Fujimori, Kazuhiro Yoshida
  • Publication number: 20160054559
    Abstract: An imaging unit includes: a solid state image sensor configured to receive light and perform photoelectric conversion on the light to generate an electric signal; a substrate extending from the solid state image sensor in an optical axis direction of the solid state image sensor; and a multi-layer substrate formed on a surface of the substrate, the multi-layer substrate having a plurality of electronic components mounted thereon and having a plurality of conductor layers and a plurality of via holes formed therein. At least one of the plurality of electronic components is embedded inside the multi-layer substrate. The plurality of via holes is formed on an outer side of the at least one of the plurality of electronic components embedded inside the multi-layer substrate along an optical axis direction of the multi-layer substrate.
    Type: Application
    Filed: November 3, 2015
    Publication date: February 25, 2016
    Applicant: OLYMPUS CORPORATION
    Inventor: Takatoshi IGARASHI
  • Publication number: 20160037029
    Abstract: An image pickup apparatus includes a laminated substrate on which a plurality of electronic components configuring a driving circuit of a solid-state image pickup device are mounted and in which a plurality of conductor layers and a plurality of vias are formed, electronic component connection lands provided on a surface of the laminated substrate, any one of the plurality of electronic components being electrically connected to the electronic component connection lands, and a cable connection land provided on the surface of the laminated substrate, a plurality of signal cables being electrically connected to the cable connection land. At least one of the plurality of electronic components is embedded in a position superimposed on the electronic component connection lands or the cable connection land on an inside of the laminated substrate.
    Type: Application
    Filed: October 16, 2015
    Publication date: February 4, 2016
    Applicant: OLYMPUS CORPORATION
    Inventor: Takatoshi IGARASHI
  • Publication number: 20160028926
    Abstract: An endoscope apparatus includes: a solid-state imaging element including a light receiving surface on a front face thereof; a circuit board arranged on a rear face side of the solid-state imaging element, the circuit board including a wiring pattern a part of which is exposed on a distal end side of the circuit board, the distal end side facing the solid-state imaging element; a first heat dissipation member arranged between the solid-state imaging element and the exposed part of the wiring pattern, the first heat dissipation member being in contact with the rear face of the solid-state imaging element and the exposed part of the wiring pattern; and a cable electrically connected to the wiring pattern. A width of the exposed part of the wiring pattern in contact with the first heat dissipation member is wider than that of the wiring pattern at a central part of the circuit board.
    Type: Application
    Filed: October 2, 2015
    Publication date: January 28, 2016
    Applicant: OLYMPUS CORPORATION
    Inventors: Hironobu ICHIMURA, Tomohisa TAKAHASHI, Noriyuki FUJIMORI, Takatoshi IGARASHI
  • Patent number: 9240398
    Abstract: A method for producing an image pickup apparatus includes processes of: cutting an image pickup chip substrate to fabricate a plurality of image pickup chips; bonding the image pickup chips to a glass wafer via a transparent adhesive layer as well as bonding dummy chips to an outer peripheral region of the glass wafer where the image pickup chips are not bonded to fabricate a joined wafer; filling a sealing member between the image pickup chips and the dummy chips; machining the joined wafer to thin a thickness; and cutting the joined wafer.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: January 19, 2016
    Assignee: OLYMPUS CORPORATION
    Inventors: Noriyuki Fujimori, Takatoshi Igarashi, Kazuhiro Yoshida
  • Patent number: 9230939
    Abstract: A method for producing an image pickup apparatus includes: a process of fabricating a plurality of image pickup chips by cutting an image pickup chip substrate where light receiving sections and electrode pads are formed; a process of fabricating a joined wafer by bonding the image pickup chips to a glass wafer; a process of filling a gap between the plurality of image pickup chips with a sealing member made of a BCB resin or polyimide; a process of machining the joined wafer to reduce a thickness; a process of forming through-hole vias; a process of forming an insulating layer that covers the image pickup chips; a process of forming through-hole interconnections; a process of forming external connection electrodes, each of which is connected to each of the through-hole interconnections; and a process of cutting the joined wafer.
    Type: Grant
    Filed: July 24, 2015
    Date of Patent: January 5, 2016
    Assignee: OLYMPUS CORPORATION
    Inventors: Kazuhiro Yoshida, Noriyuki Fujimori, Takatoshi Igarashi
  • Publication number: 20150333037
    Abstract: A method for producing an image pickup apparatus includes: a process of fabricating a plurality of image pickup chips by cutting an image pickup chip substrate where light receiving sections and electrode pads are formed; a process of fabricating a joined wafer by bonding the image pickup chips to a glass wafer; a process of filling a gap between the plurality of image pickup chips with a sealing member made of a BCB resin or polyimide; a process of machining the joined wafer to reduce a thickness; a process of forming through-hole vias; a process of forming an insulating layer that covers the image pickup chips; a process of forming through-hole interconnections; a process of forming external connection electrodes, each of which is connected to each of the through-hole interconnections; and a process of cutting the joined wafer.
    Type: Application
    Filed: July 24, 2015
    Publication date: November 19, 2015
    Applicant: OLYMPUS CORPORATION
    Inventors: Kazuhiro Yoshida, Noriyuki Fujimori, Takatoshi Igarashi
  • Patent number: 9123618
    Abstract: A method for producing an image pickup apparatus includes: a process of fabricating a plurality of image pickup chips by cutting an image pickup chip substrate where light receiving sections and electrode pads are formed; a process of fabricating a joined wafer by bonding the image pickup chips to a glass wafer; a process of filling a gap between the plurality of image pickup chips with a sealing member; a process of machining the joined wafer to reduce a thickness; a process of forming through-hole vias; a process of forming an insulating layer that covers the image pickup chips; a process of forming through-hole interconnections; a process of forming external connection electrodes, each of which is connected to each of the through-hole interconnections; and a process of cutting the joined wafer.
    Type: Grant
    Filed: December 1, 2014
    Date of Patent: September 1, 2015
    Assignee: OLYMPUS CORPORATION
    Inventors: Kazuhiro Yoshida, Noriyuki Fujimori, Takatoshi Igarashi
  • Publication number: 20150207965
    Abstract: An image pickup device including a vacant space portion that allows a connection electrode to be exposed to a second main surface side, the vacant space portion being formed at a position overlapping at least the connection electrode in a state where the image pickup device is viewed in plan view from a thickness direction A, and the connection electrode exposed to the second main surface side is electrically connected with a substrate at a position in the vacant space portion, the position overlapping the image pickup device in the state where the image pickup device is viewed in plan view from the thickness direction.
    Type: Application
    Filed: April 1, 2015
    Publication date: July 23, 2015
    Applicant: OLYMPUS CORPORATION
    Inventors: Noriyuki FUJIMORI, Takatoshi IGARASHI
  • Publication number: 20150190040
    Abstract: An image pickup apparatus includes a substrate, on a first surface of which a light receiving section and a peripheral circuit section are formed, a multilayer wiring layer stacked on the first surface and including a plurality of metal layers and insulating layers, a translucent cover located on the multilayer wiring layer, and a side surface sealing member which extends from a peripheral section of a surface in the translucent cover to the substrate side while having a frame shape, and protects outer peripheral side surfaces of the multilayer wiring layer.
    Type: Application
    Filed: March 24, 2015
    Publication date: July 9, 2015
    Applicant: OLYMPUS CORPORATION
    Inventors: Takatoshi IGARASHI, Noriyuki FUJIMORI
  • Publication number: 20150087086
    Abstract: A method for producing an image pickup apparatus includes: a process of fabricating a plurality of image pickup chips by cutting an image pickup chip substrate where light receiving sections and electrode pads are formed; a process of fabricating a joined wafer by bonding the image pickup chips to a glass wafer; a process of filling a gap between the plurality of image pickup chips with a sealing member; a process of machining the joined wafer to reduce a thickness; a process of forming through-hole vias; a process of forming an insulating layer that covers the image pickup chips; a process of forming through-hole interconnections; a process of forming external connection electrodes, each of which is connected to each of the through-hole interconnections; and a process of cutting the joined wafer.
    Type: Application
    Filed: December 1, 2014
    Publication date: March 26, 2015
    Applicant: OLYMPUS CORPORATION
    Inventors: Kazuhiro YOSHIDA, Noriyuki Fujimori, Takatoshi IGARASHI
  • Publication number: 20150085094
    Abstract: An image pickup apparatus includes: an image pickup chip including a light receiving section and electrode pads, on a first main face, and a plurality of connection electrodes, each of which is connected to each of the electrode pads via each of a plurality of through-hole interconnections, on a second main face; a transparent cover glass having a larger plan-view dimension than the image pickup chip; a transparent adhesive layer that bonds the first main face of the image pickup chip and the cover glass; and a sealing member that covers a side face of the image pickup chip and a side face of the adhesive layer, and is made of an insulating material having a same plan-view dimension as the cover glass.
    Type: Application
    Filed: December 1, 2014
    Publication date: March 26, 2015
    Applicant: OLYMPUS CORPORATION
    Inventors: Noriyuki FUJIMORI, Takatoshi IGARASHI, Kazuhiro YOSHIDA
  • Publication number: 20150087088
    Abstract: A method for producing an image pickup apparatus includes processes of: cutting an image pickup chip substrate to fabricate a plurality of image pickup chips; bonding the image pickup chips to a glass wafer via a transparent adhesive layer as well as bonding dummy chips to an outer peripheral region of the glass wafer where the image pickup chips are not bonded to fabricate a joined wafer; filling a sealing member between the image pickup chips and the dummy chips; machining the joined wafer to thin a thickness; and cutting the joined wafer.
    Type: Application
    Filed: December 1, 2014
    Publication date: March 26, 2015
    Applicant: OLYMPUS CORPORATION
    Inventors: Noriyuki FUJIMORI, Takatoshi IGARASHI, Kazuhiro YOSHIDA
  • Publication number: 20150085169
    Abstract: A method for producing an image pickup apparatus includes: a process of cutting an image pickup chip substrate where electrode pads are formed around each of the light receiving sections to fabricate image pickup chips; a process of bonding image pickup chips determined as non-defective products to a glass wafer to fabricate a joined wafer; a process of filling a sealing member among the image pickup chips on the joined wafer; a machining process including a thinning a thickness of the joined wafer to flatten a machining surface and a forming through-hole interconnections, each of which is connected to each of the electrode pads; a process of forming a plurality of external connection electrodes, each of which is connected to each of the electrode pads via each of the through-hole interconnections; and a process of cutting the joined wafer.
    Type: Application
    Filed: December 1, 2014
    Publication date: March 26, 2015
    Applicant: OLYMPUS CORPORATION
    Inventors: Takatoshi IGARASHI, Noriyuki FUJIMORI, Kazuhiro YOSHIDA
  • Patent number: 8937362
    Abstract: An image pickup apparatus includes a semiconductor chip including a light receiving section, a frame-like spacer arranged on the semiconductor chip to surround the light receiving section, a transparent flat plate section arranged on the semiconductor chip via the spacer and having a plan view dimension larger than a plan view dimension of the spacer and smaller than a plan view dimension of the semiconductor chip, and a reinforcing member for filling a gap between the semiconductor chip and the transparent flat plate section on the outer side of the spacer and having a plan view dimension larger than the plan view dimension of the transparent flat plate section and smaller than the plan view dimension of the semiconductor chip.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: January 20, 2015
    Assignee: Olympus Corporation
    Inventor: Takatoshi Igarashi
  • Patent number: 8890322
    Abstract: A semiconductor apparatus including a semiconductor substrate having a first principal surface on which an electric circuit is formed and a second principal surface opposed to the first principal surface, and a through hole that penetrates the first principal surface and the second principal surface, a multilayered wiring layer having a plurality of conductive wiring layers connected to the electric circuit and a plurality of inter-layer insulating layers having an insulating layer opening of a same size and at a same position as a through hole opening which is an opening of the first principal surface of the through hole, an electrode pad that covers the insulating layer opening connected to the conductive wiring layer and a lead-out wiring layer having a through wiring layer connected to the electrode pad formed inside the through hole and a connection wiring layer formed integral with the through wiring layer.
    Type: Grant
    Filed: March 1, 2010
    Date of Patent: November 18, 2014
    Assignee: Olympus Corporation
    Inventor: Takatoshi Igarashi
  • Publication number: 20140180005
    Abstract: In a capsule endoscope, inside a housing, a plurality of connecting sections of a circuit board formed by arranging a plurality of board sections to one another in a row via the connecting sections are bent at 180 degrees and the plurality of board sections are arranged such that principal planes of the respective board sections are orthogonal to a center axis of the housing. The capsule endoscope includes two transducer sections, a first image pickup chip connected to the transducer section via two signal lines and configured to generate a clock signal and acquire first image data according to the generated clock signal, a second image pickup chip configured to acquire second image data according to the clock signal transmitted by one signal line from the first image pickup chip, and a transmitting section configured to transmit the first image data and the second image data by radio.
    Type: Application
    Filed: February 27, 2014
    Publication date: June 26, 2014
    Applicant: OLYMPUS CORPORATION
    Inventors: Takatoshi IGARASHI, Yukiharu MAKINO, Noriyuki FUJIMORI
  • Publication number: 20140179999
    Abstract: A capsule endoscope includes a capsule type housing and a circuit board on which a plurality of board sections are arranged in a row, the circuit board being housed inside the housing in a bent state. Connection electrodes for electronic component mounting are not formed on a second principal plane of the circuit board.
    Type: Application
    Filed: February 27, 2014
    Publication date: June 26, 2014
    Applicant: OLYMPUS CORPORATION
    Inventors: Takatoshi IGARASHI, Noriyuki FUJIMORI, Yukiharu MAKINO