Patents by Inventor Masaki Kurihara

Masaki Kurihara 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: 10497732
    Abstract: A photoelectric conversion apparatus includes a photoelectric conversion substrate having photoelectric conversion units and a microlens array arranged above the conversion units, a light transmissive plate, a first member arranged between the photoelectric conversion substrate and the light transmissive plate, and that bonds the photoelectric conversion substrate and the light transmissive plate, and a second member arranged between the first member and the microlens array. The second member has at least one of a refractive index lower than the microlens array or a porosity higher than the microlens array. A surface on a side of the photoelectric conversion substrate of the first member has a plurality of steps from a portion over the plurality of photoelectric conversion units to a side surface of the photoelectric conversion apparatus.
    Type: Grant
    Filed: August 1, 2017
    Date of Patent: December 3, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masaki Kurihara, Nobuhiko Sato
  • Publication number: 20190334115
    Abstract: A device comprising a first layer, a sealing layer and a resin layer stacked in that order and an organic layer arranged between the first layer and the sealing layer in a pixel region is provided. The first, sealing and resin layers have openings for exposing an electrode in a peripheral region. The sealing layer includes second and third layers each having a water permeability lower than the first layer, and a fourth layer arranged between the second layer and the third layer and having a defect density lower than the second layer. A step of the second layer arranged above the end of the opening of the first layer is covered with the fourth layer and a step of the third layer arranged above the end of the opening of the first layer is covered with the resin layer.
    Type: Application
    Filed: March 27, 2019
    Publication date: October 31, 2019
    Inventors: Yojiro Matsuda, Masaki Kurihara, Daisuke Shimoyama, Hiroaki Naruse
  • Publication number: 20190305051
    Abstract: The present invention provides a light-emitting device including a substrate, a first EL element, and a second EL element, the first EL element and the second EL element each including a lower electrode, an organic compound layer including a light-emitting layer, an upper electrode, and a color filter in this order from the substrate, and an insulating layer that covers an end portion of the lower electrode. A first color filter of the first EL element and a second color filter of the second EL element overlap each other when viewed in plan in an overlapping region, and an inclined portion closest to the first EL element among inclined portions of the insulating layer of the second EL element and the overlapping region overlap each other when viewed in plan.
    Type: Application
    Filed: March 29, 2019
    Publication date: October 3, 2019
    Inventors: Tetsuo Takahashi, Koji Ishizuya, Norifumi Kajimoto, Hiroaki Sano, Akira Okita, Etsuro Kishi, Masaki Kurihara, Daisuke Shimoyama
  • Publication number: 20190252439
    Abstract: A photoelectric conversion apparatus includes a semiconductor layer having a front surface and a back surface and in which a plurality of photoelectric conversion portions is provided between the front surface and the back surface, a wiring structure arranged on the front surface side of the semiconductor layer, a separation portion arranged between the plurality of photoelectric conversion portions and formed by a trench continuing from the back surface, a first light shielding portion arranged above the semiconductor layer on the back surface side so as to overlap the separation portion, and a second light shielding portion arranged above the semiconductor layer on the back surface side so as to face the first light shielding portion via a region located above at least one photoelectric conversion portion among the plurality of photoelectric conversion portions.
    Type: Application
    Filed: February 6, 2019
    Publication date: August 15, 2019
    Inventors: Toshiyuki Ogawa, Nobuhiko Sato, Masaki Kurihara, Yoichi Wada
  • Patent number: 10282837
    Abstract: An image measuring apparatus according to an embodiment of the present invention comprises: an imaging device that images a workpiece to acquire an image of this workpiece; and a processing device that performs measurement of the workpiece based on this image and outputs a measurement result. Moreover, the processing device sets a region in the image, sets a plurality of first points along a contour line of this region, sequentially moves these plurality of first points so that the plurality of first points approximate to the contour line included in the image, acquires the moved plurality of first points as a plurality of second points, and calculates the measurement result based on these plurality of second points.
    Type: Grant
    Filed: August 29, 2016
    Date of Patent: May 7, 2019
    Assignee: MITUTOYO CORPORATION
    Inventor: Masaki Kurihara
  • Patent number: 10178286
    Abstract: A method for forming a color filter array includes a step of exposing a photosensitive color filter film, a step of forming a color filter array from the color filter film by developing the color filter film using a developer, and a step of cleaning the color filter array while rotating the color filter array and moving a nozzle for spraying fluid containing liquid and gas above the color filter array in a direction intersecting with an axis of the rotation. The method reduces variation in thickness of a color filter that is generated in the cleaning step.
    Type: Grant
    Filed: August 27, 2015
    Date of Patent: January 8, 2019
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Masao Ishioka, Daisuke Shimoyama, Takayuki Sumida, Kei Aoki, Yasuhiro Kawabata, Naoki Inatani, Tomoyuki Tezuka, Jun Iwata, Masaki Kurihara
  • Patent number: 9972095
    Abstract: An image measuring apparatus according to an embodiment of the present invention comprises: an imaging device that images a workpiece to acquire an image of this workpiece; and a processing device that performs measurement of the workpiece based on this image and outputs a measurement result. Moreover, the processing device, based on the above-described image, generates another image whose number-of-pixels is smaller than that of the image, sets a plurality of regions based on this another image, and calculates the above-described measurement result based on these plurality of regions.
    Type: Grant
    Filed: August 29, 2016
    Date of Patent: May 15, 2018
    Assignee: MITUTOYO CORPORATION
    Inventor: Masaki Kurihara
  • Publication number: 20180097029
    Abstract: A photoelectric conversion apparatus has a photoelectric conversion substrate having a plurality of photoelectric conversion portions and a microlens array arranged above the plurality of photoelectric conversion portions; a light transmissive plate; a first member arranged between the photoelectric conversion substrate and the light transmissive plate; a second member arranged between the first member and the microlens array; and a third member arranged between the first member and the second member. A porosity of the first member<a porosity of the third member<a porosity of the second member is satisfied.
    Type: Application
    Filed: September 27, 2017
    Publication date: April 5, 2018
    Inventors: Masaki Kurihara, Nobuhiko Sato
  • Publication number: 20180061879
    Abstract: A photoelectric conversion apparatus includes a photoelectric conversion substrate having photoelectric conversion units and a microlens array arranged above the conversion units, a light transmissive plate, a first member arranged between the photoelectric conversion substrate and the light transmissive plate, and that bonds the photoelectric conversion substrate and the light transmissive plate, and a second member arranged between the first member and the microlens array. The second member has at least one of a refractive index lower than the microlens array or a porosity higher than the microlens array. A surface on a side of the photoelectric conversion substrate of the first member has a plurality of steps from a portion over the plurality of photoelectric conversion units to a side surface of the photoelectric conversion apparatus.
    Type: Application
    Filed: August 1, 2017
    Publication date: March 1, 2018
    Inventors: Masaki Kurihara, Nobuhiko Sato
  • Patent number: 9893110
    Abstract: A method of manufacturing a solid-state image sensor is provided. The method comprises preparing a structure which is covered by a protective film, depositing a first material by using a first color filter material on the protective film, forming a first color filter from the first material, depositing a second material by using a second color filter material after the forming the first color filter and forming a second color filter from the second material. An upper surface of the protective film has a concave portion. A part of the first material enters the concave portion in the depositing the first material, the first material is patterned so as to form a member in the concave portion from the first material in the forming the first color filter and the second material covers the member in the depositing the second material.
    Type: Grant
    Filed: March 23, 2016
    Date of Patent: February 13, 2018
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Takayuki Sumida, Masao Ishioka, Kei Aoki, Yasuhiro Kawabata, Naoki Inatani, Masaki Kurihara
  • Patent number: 9837463
    Abstract: A solid-state imaging device has a first area in which a plurality of pixels are provided, a second area provided on an outer side with respect to the first area, and a third area provided on the outer side with respect to the second area. An inner-lens layer provided over the first to third areas has an opening. An insulating film provided below the inner-lens layer also has an opening.
    Type: Grant
    Filed: May 9, 2016
    Date of Patent: December 5, 2017
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Junya Tamaki, Atsushi Kanome, Shingo Kitamura, Takehiro Toyoda, Masaki Kurihara
  • Publication number: 20170066025
    Abstract: A press brake has a lower table arranged at lower part of left and right side frames, an upper table arranged at upper part of the side frames and facing the lower table, one of the upper and lower tables serving as a ram to be moved vertically, and left and right vertical driving units arranged on the side frames, respectively, to move the ram vertically. Strain detecting sensors are arranged on inner and outer side faces, respectively, of each of the left and right side frames, to detect strain of the side frames in such a way as to cancel horizontal deflection of the side frames and detect vertical deflection thereof.
    Type: Application
    Filed: February 12, 2015
    Publication date: March 9, 2017
    Applicant: AMADA HOLDINGS CO., LTD.
    Inventors: Masaki KURIHARA, Masahiro NISHIYAMA
  • Publication number: 20170061614
    Abstract: An image measuring apparatus according to an embodiment of the present invention comprises: an imaging device that images a workpiece to acquire an image of this workpiece; and a processing device that performs measurement of the workpiece based on this image and outputs a measurement result. Moreover, the processing device sets a region in the image, sets a plurality of first points along a contour line of this region, sequentially moves these plurality of first points so that the plurality of first points approximate to the contour line included in the image, acquires the moved plurality of first points as a plurality of second points, and calculates the measurement result based on these plurality of second points.
    Type: Application
    Filed: August 29, 2016
    Publication date: March 2, 2017
    Inventor: Masaki Kurihara
  • Publication number: 20170061649
    Abstract: An image measuring apparatus according to an embodiment of the present invention comprises: an imaging device that images a workpiece to acquire an image of this workpiece; and a processing device that performs measurement of the workpiece based on this image and outputs a measurement result. Moreover, the processing device, based on the above-described image, generates another image whose number-of-pixels is smaller than that of the image, sets a plurality of regions based on this another image, and calculates the above-described measurement result based on these plurality of regions.
    Type: Application
    Filed: August 29, 2016
    Publication date: March 2, 2017
    Inventor: Masaki Kurihara
  • Patent number: 9502460
    Abstract: A method of manufacturing a photoelectric conversion element including a step of forming a layer containing an organic material and particles dispersed in the organic material on a member including a photoelectric conversion portion and a step of roughening a surface of the layer by dry etching.
    Type: Grant
    Filed: April 7, 2015
    Date of Patent: November 22, 2016
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Masaki Kurihara
  • Publication number: 20160336369
    Abstract: A solid-state imaging device has a first area in which a plurality of pixels are provided, a second area provided on an outer side with respect to the first area, and a third area provided on the outer side with respect to the second area. An inner-lens layer provided over the first to third areas has an opening. An insulating film provided below the inner-lens layer also has an opening.
    Type: Application
    Filed: May 9, 2016
    Publication date: November 17, 2016
    Inventors: Junya Tamaki, Atsushi Kanome, Shingo Kitamura, Takehiro Toyoda, Masaki Kurihara
  • Patent number: 9466640
    Abstract: A method of manufacturing a semiconductor apparatus, comprising forming a structure including an insulating layer on a substrate, and an electrode on the structure, forming an insulating first film covering the electrode and the structure, forming an opening in a projection, of the first film, formed by a step between upper faces of the electrode and the structure, to expose part of the upper face of the electrode as a first portion, forming a second film covering the first film and the first portion, forming a protective film in the opening by processing the second film, the protective film covering a side face defining the opening and the first portion and being not formed on an upper face of the projection, and forming a third film on the first film and the protective film by spin coating.
    Type: Grant
    Filed: February 5, 2015
    Date of Patent: October 11, 2016
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Naoki Inatani, Daisuke Shimoyama, Kei Aoki, Masaki Kurihara
  • Publication number: 20160293657
    Abstract: A method of manufacturing a solid-state image sensor is provided. The method comprises preparing a structure which is covered by a protective film, depositing a first material by using a first color filter material on the protective film, forming a first color filter from the first material, depositing a second material by using a second color filter material after the forming the first color filter and forming a second color filter from the second material. An upper surface of the protective film has a concave portion. A part of the first material enters the concave portion in the depositing the first material, the first material is patterned so as to form a member in the concave portion from the first material in the forming the first color filter and the second material covers the member in the depositing the second material.
    Type: Application
    Filed: March 23, 2016
    Publication date: October 6, 2016
    Inventors: Takayuki Sumida, Masao Ishioka, Kei Aoki, Yasuhiro Kawabata, Naoki Inatani, Masaki Kurihara
  • Patent number: 9412785
    Abstract: A method of manufacturing a semiconductor apparatus comprising forming an electrode on a structure provided on a substrate, the structure including a wiring pattern and an interlayer insulation film, forming a first film covering the electrode and the structure, forming an opening in a portion of the first film inside an outer edge of a convex portion formed by steps between upper faces of the electrode and the structure so as to expose a first portion as a portion of the upper face of the electrode, forming a second film covering the first film and the first portion, forming a protective film covering the first portion, the convex portion, and a periphery of the convex portion by patterning the second film, and forming a third film on the first film and the protective film by spin coating.
    Type: Grant
    Filed: July 22, 2014
    Date of Patent: August 9, 2016
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Masaki Kurihara
  • Patent number: 9349771
    Abstract: A microlens forming method, comprising etching a first member and a second member arranged on the first member, the second member including a concavo-convex shape, and forming a microlens from the first member, wherein, the etching of the first and the second members is performed under a condition that an etching rate of the first member is higher than that of the second member, a portion of the first member under the concave portion is exposed during the etching of the second member, and the exposed portion of the first member is removed in the etching of the first member.
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: May 24, 2016
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Mitsuhiro Yomori, Masaki Kurihara, Yasuhiro Sekine