Patents by Inventor Yoshinori Kotani

Yoshinori Kotani 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: 20220179105
    Abstract: A scintillator unit that can reduce crosstalk when the scintillator unit includes a plurality of scintillators and a radiation detector are provided. More specifically, a scintillator unit includes a reflective layer between a plurality of scintillators and the plurality of scintillators, wherein an adhesive layer and a low-refractive-index layer with a lower refractive index than the adhesive layer are located in this order on the scintillators between the scintillators and the reflective layer.
    Type: Application
    Filed: January 25, 2022
    Publication date: June 9, 2022
    Inventors: Hiroshi Saito, Nobuhiro Yasui, Yoshihiro Ohashi, Yoshinori Kotani, Satoshi Yamabi
  • Publication number: 20220146694
    Abstract: A scintillator unit with less light leakage from a scintillator to an adhesive layer and a radiation detector that can improve sensitivity to radiation and the resolution of an image to be formed. Specifically disclosed is a scintillator unit including an adhesive layer between a scintillator and a supporting member and a low-refractive-index layer with a lower refractive index than the adhesive layer between the scintillator and the adhesive layer.
    Type: Application
    Filed: January 26, 2022
    Publication date: May 12, 2022
    Inventors: Yoshihiro Ohashi, Satoshi Yamabi, Yoshinori Kotani, Nobuhiro Yasui
  • Patent number: 11276813
    Abstract: Use of a barium titanate based coating liquid composition comprising: (a) a sol-gel source material containing (i) at least a barium component selected from a group consisting of barium alkoxides, hydrolyzates of barium alkoxides and condensates of hydrolyzates of barium alkoxides and (ii) at least a titanium component selected from a group consisting of titanium alkoxides, hydrolyzates of titanium alkoxides and condensates of hydrolyzates of titanium alkoxides; and (b) a ?-keto ester compound expressed by general formula (1) shown below: where R1 and R2 independently represent respective alkyl groups having not less than 1 and not more than 6 carbon atoms.
    Type: Grant
    Filed: May 31, 2019
    Date of Patent: March 15, 2022
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yoshinori Kotani, Yoshihiro Ohashi, Motokazu Kobayashi
  • Publication number: 20220011475
    Abstract: The present disclosure provides a light-absorbing heat-shielding film that achieves usually incompatible characteristics of absorbing visible light and near-infrared rays and emitting less far-infrared rays. The present disclosure provides a light-absorbing heat-shielding film including: a metal layer including fine irregularities, wherein an average height of the fine irregularities is 100 nm or more and 1000 nm or less.
    Type: Application
    Filed: September 22, 2021
    Publication date: January 13, 2022
    Inventors: Yoshinori Kotani, Hiroshi Saito
  • Patent number: 11069729
    Abstract: A photoelectric conversion device, including: a photoelectric conversion substrate having a plurality of photoelectric conversion portions and a microlens array arranged on the plurality of photoelectric conversion portions; a light-transmitting plate covering the microlens array; and a film arranged between the microlens array and the light-transmitting plate, wherein the film has a refractive index within a range from 1.05 to 1.15, an average transmittance of light in a wavelength region within a range from 400 nm to 700 nm of 98.5% or higher, and a film thickness within a range from 500 nm to 5000 nm.
    Type: Grant
    Filed: April 24, 2019
    Date of Patent: July 20, 2021
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Satoshi Yamabi, Yoshinori Kotani, Akio Kashiwazaki, Yoshihiro Ohashi, Masami Tsukamoto
  • Publication number: 20210031403
    Abstract: Provided are a method of manufacturing a ceramic article in which the improvement of mechanical strength, wear resistance, and machinability is achieved using a direct modeling system, and a ceramic article. The manufacturing method includes the steps of: (i) arranging powder containing ceramics as a main component on a base; (ii) irradiating a part or an entirety of the arranged powder with an energy beam to melt and solidify the powder, to thereby obtain an intermediate modeled article; (iii) causing the modeled article to absorb a metal component-containing liquid to impregnate the modeled article therewith; and (iv) subjecting the modeled article having absorbed the metal component-containing liquid to heat treatment.
    Type: Application
    Filed: October 21, 2020
    Publication date: February 4, 2021
    Inventors: Kanako Oshima, Nobuhiro Yasui, Hisato Yabuta, Makoto Kubota, Yoshinori Kotani, Yoshihiro Ohashi
  • Patent number: 10850531
    Abstract: A photocurable ink contains a polymerizable compound and a photopolymerization initiator, and this ink contains a low boiling point solvent having a boiling point of 40° C. to 120° C. at one atmospheric pressure and at least one particle having a surface on which an unsaturated hydrocarbon group is provided.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: December 1, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yoshinori Kotani, Motokazu Kobayashi, Takeshi Honma, Kaori Kawa, Shiori Yonezawa
  • Patent number: 10790436
    Abstract: Provided is use of an oriented piezoelectric film including of a perovskite-type crystal represented by the following general formula (1): Ba1-xCaxTi1-yZryO3 (0?x?0.2, 0?y?0.2) (1). The oriented piezoelectric film is formed on an oriented underlayer oriented in a (111) plane and contains first crystals oriented in the (111) plane with respect to a film surface and randomly oriented second crystal grains. The first crystal grains have an average grain diameter of from 300 nm to 600 nm and the second crystal grains have an average grain diameter of from 50 nm to 200 nm.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: September 29, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yoshihiro Ohashi, Yoshinori Kotani, Motokazu Kobayashi, Chiemi Shimizu, Fumio Uchida
  • Patent number: 10770645
    Abstract: An oriented piezoelectric film, wherein a crystal forming the oriented piezoelectric film, is a perovskite type crystal of the general formula of Ba1-xCaxTi1-yZryO3 (0?x?0.2, and 0?y?0.2), and the oriented piezoelectric film has (111) orientation according to a pseudocubic crystal notation.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: September 8, 2020
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Yoshihiro Ohashi, Yoshinori Kotani, Motokazu Kobayashi
  • Publication number: 20200230573
    Abstract: A silica aggregate includes primary silica particles aggregated, the primary silica particles having an average particle size of 1 nm or more and less than 10 nm, the primary silica particles being crosslinked to each other by a bond containing a siloxane bond.
    Type: Application
    Filed: March 26, 2020
    Publication date: July 23, 2020
    Inventors: Kengo Kanazaki, Fumio Yamauchi, Teigo Sakakibara, Yoshinori Kotani, Ryoko Ueyama
  • Publication number: 20200222877
    Abstract: A DNA complex includes a carrier and DNA immobilized on the carrier. 80% or more by mass of the DNA is single-stranded DNA, the DNA has an average molecular weight of 500,000 or less, and the DNA content is more than 15% by mass and 50% or less by mass of the DNA complex. The carrier contains an inorganic material. The DNA complex has an average particle size of 10 ?m or more.
    Type: Application
    Filed: March 25, 2020
    Publication date: July 16, 2020
    Inventors: Fumio Yamauchi, Kengo Kanazaki, Teigo Sakakibara, Yoshinori Kotani, Ryoko Ueyama
  • Patent number: 10647863
    Abstract: A film forming method includes forming a film on a substrate, in which the film includes first regions, second regions, and third regions, the first regions, the second regions, and the third regions being defined by a refractive index and a region size and being present in a mixed manner in a cross section parallel to a thickness direction, the first regions and the second regions have a refractive index at least 0.4 higher than the third regions, the second regions are formed of high-refractive-index particles having an average particle size of 10 nm or more and 100 nm or less, the first regions are formed of the high-refractive-index particles that have been aggregated, the first regions having an equivalent circular diameter of 250 nm or more, and the third regions have an equivalent circular diameter of more than 100 nm.
    Type: Grant
    Filed: July 20, 2017
    Date of Patent: May 12, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yoshinori Kotani, Kenichi Iida, Satoshi Yamabi, Motokazu Kobayashi, Shinichirou Yoshikawa, Toshihiko Sugimoto, Takeshi Honma
  • Publication number: 20200111946
    Abstract: An oriented piezoelectric film comprises perovskite type crystals expressed by formula (1) shown below: (1?x)NaNbO3-xBaTiO3 (0.01?x?0.40)??(1) and (111) oriented in pseudocubic crystal notation.
    Type: Application
    Filed: September 30, 2019
    Publication date: April 9, 2020
    Inventors: Yoshihiro Ohashi, Yoshinori Kotani, Motokazu Kobayashi
  • Publication number: 20200108607
    Abstract: A sodium niobate-barium titanate-based coating liquid composition including: (a) a sol-gel raw material containing (i) a niobium component, such as a niobium alkoxide, (ii) a sodium component, such as a sodium alkoxide, (iii) a titanium component, such as a titanium alkoxide, and (iv) a barium component, such as a barium alkoxide; and (b) a compound including at least one kind selected from the group consisting of a ?-ketoester compound and a ?-diketone compound represented by the following formula (1): where R1 represents an alkyl group having 1 or more to 6 or less carbon atoms.
    Type: Application
    Filed: October 1, 2019
    Publication date: April 9, 2020
    Inventors: Yoshinori Kotani, Motokazu Kobayashi, Yoshihiro Ohashi, Minako Nakasu
  • Patent number: 10570298
    Abstract: A photocurable ink containing a first liquid containing a polymerizable compound and a photopolymerization initiator, and a second liquid that is incompatible with the first liquid, in which droplets formed by the second liquid are dispersed in the first liquid, wherein the photocurable ink contains first particles and second particles having higher hydrophilicity than that of the first particles, wherein the first particles are adsorbed on an interface between the first liquid and the second liquid, and the second particles are present in the second liquid.
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: February 25, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takeshi Honma, Motokazu Kobayashi, Yoshinori Kotani, Shiori Yonezawa, Kaori Kawa
  • Publication number: 20190393404
    Abstract: Use of a barium titanate based coating liquid composition comprising: (a) a sol-gel source material containing (i) at least a barium component selected from a group consisting of barium alkoxides, hydrolyzates of barium alkoxides and condensates of hydrolyzates of barium alkoxides and (ii) at least a titanium component selected from a group consisting of titanium alkoxides, hydrolyzates of titanium alkoxides and condensates of hydrolyzates of titanium alkoxides; and (b) a ?-keto ester compound expressed by general formula (1) shown below: where R1 and R2 independently represent respective alkyl groups having not less than 1 and not more than 6 carbon atoms.
    Type: Application
    Filed: May 31, 2019
    Publication date: December 26, 2019
    Inventors: Yoshinori Kotani, Yoshihiro Ohashi, Motokazu Kobayashi
  • Publication number: 20190393407
    Abstract: Provided is use of an oriented piezoelectric film including of a perovskite-type crystal represented by the following general formula (1): Ba1-xCaxTi1-yZryO3 (0?x?0.2, 0?y?0.2) (1). The oriented piezoelectric film is formed on an oriented underlayer oriented in a (111) plane and contains first crystals oriented in the (111) plane with respect to a film surface and randomly oriented second crystal grains. The first crystal grains have an average grain diameter of from 300 nm to 600 nm and the second crystal grains have an average grain diameter of from 50 nm to 200 nm.
    Type: Application
    Filed: June 13, 2019
    Publication date: December 26, 2019
    Inventors: Yoshihiro Ohashi, Yoshinori Kotani, Motokazu Kobayashi, Chiemi Shimizu, Fumio Uchida
  • Publication number: 20190393408
    Abstract: An oriented piezoelectric film, wherein a crystal forming the oriented piezoelectric film, is a perovskite type crystal of the general formula of Ba1-xCaxTi1-yZryO3 (0?x?0.2, and 0?y?0.2), and the oriented piezoelectric film has (111) orientation according to a pseudocubic crystal notation.
    Type: Application
    Filed: June 10, 2019
    Publication date: December 26, 2019
    Inventors: Yoshihiro Ohashi, Yoshinori Kotani, Motokazu Kobayashi
  • Patent number: 10494296
    Abstract: Provided is a glass composition having an infrared absorbing function, water resistance, heat resistance, and a low expansion coefficient, the glass composition including the following components (a) to (c): (a) 0.1 wt % or more to 14.0 wt % or less of an intermediate oxide; (b) 0.1 wt % or more to 14.0 wt % or less of CuO; and (c) 80.0 wt % or more to 99.8 wt % or less of silica, in which a total of a content ratio of the intermediate oxide and a content ratio of the CuO is from 0.2 wt % or more to 20 wt % or less.
    Type: Grant
    Filed: July 22, 2015
    Date of Patent: December 3, 2019
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Zuyi Zhang, Yoshinori Kotani, Naoyuki Koketsu
  • Publication number: 20190341409
    Abstract: A photoelectric conversion device, including: a photoelectric conversion substrate having a plurality of photoelectric conversion portions and a microlens array arranged on the plurality of photoelectric conversion portions; a light-transmitting plate covering the microlens array; and a film arranged between the microlens array and the light-transmitting plate, wherein the film has a refractive index within a range from 1.05 to 1.15, an average transmittance of light in a wavelength region within a range from 400 nm to 700 nm of 98.5% or higher, and a film thickness within a range from 500 nm to 5000 nm.
    Type: Application
    Filed: April 24, 2019
    Publication date: November 7, 2019
    Inventors: Satoshi Yamabi, Yoshinori Kotani, Akio Kashiwazaki, Yoshihiro Ohashi, Masami Tsukamoto