Patents by Inventor Yoshihiro Ohashi

Yoshihiro Ohashi 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: 20240084415
    Abstract: This non-oriented electrical steel sheet includes a base material having a chemical composition including Si: 3.7 to 4.8%, wherein a recrystallization rate is less than 100% in terms of an area fraction, the following Formula (i) and Formula (ii) are satisfied, and the tensile strength is more than 700 MPa. 4.3?Si+sol. Al+0.5×Mn?4.9??(i) (B50(0°)+2×B50(45°)+B50(90°))/4?1.
    Type: Application
    Filed: March 31, 2022
    Publication date: March 14, 2024
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Hiroyoshi YASHIKI, Yoshiaki NATORI, Kazutoshi TAKEDA, Ichiro TANAKA, Yoshihiro ARITA, Hiroki HORI, Wataru OHASHI
  • Patent number: 11911877
    Abstract: An article including an inorganic compound according to the present invention includes a porous part and a no-porous frame body surrounding the porous part in a plane direction, and includes a stress relaxation part between the porous part and the frame body.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: February 27, 2024
    Assignee: Canon Kabushiki Kaisha
    Inventors: Kanako Oshima, Nobuhiro Yasui, Hiroshi Saito, Yoshihiro Ohashi
  • Publication number: 20230384703
    Abstract: Toner comprising toner particles, wherein the toner contains gold nanorods, and wherein in a case where an aspect ratio distribution of the gold nanorods contained in the toner is measured, an average value ? in the aspect ratio distribution is in a range of 6.0 to 13.0 and a standard deviation ? in the aspect ratio distribution is in a range of 0.5 to 4.5.
    Type: Application
    Filed: July 25, 2023
    Publication date: November 30, 2023
    Inventors: YUTAKA YOSHIMASA, TAKESHI YAMAMOTO, SATOSHI YAMABI, YOSHIHIRO OHASHI, HIROSHI SAITO
  • Patent number: 11828889
    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: Grant
    Filed: January 26, 2022
    Date of Patent: November 28, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yoshihiro Ohashi, Satoshi Yamabi, Yoshinori Kotani, Nobuhiro Yasui
  • Publication number: 20230327058
    Abstract: A display element includes a sub-pixel region including a wavelength conversion layer that converts a wavelength of excitation light, and further includes a low refractive index layer provided in a region between a wavelength conversion portion and an optical member.
    Type: Application
    Filed: June 14, 2023
    Publication date: October 12, 2023
    Inventors: YOSHIHIRO OHASHI, YUTAKA YOSHIMASA
  • Patent number: 11774605
    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: Grant
    Filed: January 25, 2022
    Date of Patent: October 3, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hiroshi Saito, Nobuhiro Yasui, Yoshihiro Ohashi, Yoshinori Kotani, Satoshi Yamabi
  • Patent number: 11733402
    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: Grant
    Filed: January 25, 2022
    Date of Patent: August 22, 2023
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hiroshi Saito, Nobuhiro Yasui, Yoshihiro Ohashi, Yoshinori Kotani, Satoshi Yamabi
  • Patent number: 11718567
    Abstract: Provided are a powder for laser manufacturing which can be stably manufactured and from which a three-dimensional manufactured object ensuring a manufacturing accuracy can be obtained and a using method thereof. A powder for ceramic manufacturing for obtaining a manufactured object by repeatedly sintering or fusing and solidifying in sequence a powder in an irradiation portion with laser light, in which the powder includes a plurality of compositions, at least one composition of the compositions is an absorber that relatively strongly absorbs the laser light compared to other compositions, and at least a part of the absorber changes to a different composition that relatively weakly absorbs the laser light by irradiation with the laser light and a using method of a powder in which the powder is used.
    Type: Grant
    Filed: January 7, 2020
    Date of Patent: August 8, 2023
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Nobuhiro Yasui, Hisato Yabuta, Kanako Oshima, Hiroshi Saito, Yoshihiro Ohashi, Makoto Kubota, Akira Uebayashi
  • Publication number: 20230021311
    Abstract: Provided are a powder for laser manufacturing which can be stably manufactured and from which a three-dimensional manufactured object ensuring a manufacturing accuracy can be obtained and a using method thereof. A powder for ceramic manufacturing for obtaining a manufactured object by repeatedly sintering or fusing and solidifying in sequence a powder in an irradiation portion with laser light, in which the powder includes a plurality of compositions, at least one composition of the compositions is an absorber that relatively strongly absorbs the laser light compared to other compositions, and at least a part of the absorber changes to a different composition that relatively weakly absorbs the laser light by irradiation with the laser light and a using method of a powder in which the powder is used.
    Type: Application
    Filed: September 16, 2022
    Publication date: January 26, 2023
    Inventors: Nobuhiro Yasui, Hisato Yabuta, Kanako Oshima, Hiroshi Saito, Yoshihiro Ohashi, Makoto Kubota, Akira Uebayashi
  • Patent number: 11440318
    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: Grant
    Filed: October 1, 2019
    Date of Patent: September 13, 2022
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yoshinori Kotani, Motokazu Kobayashi, Yoshihiro Ohashi, Minako Nakasu
  • Patent number: 11387401
    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: Grant
    Filed: September 30, 2019
    Date of Patent: July 12, 2022
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yoshihiro Ohashi, Yoshinori Kotani, Motokazu Kobayashi
  • 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: 20210309575
    Abstract: Provided are a method of manufacturing a ceramic article including a porous portion in which improvement in mechanical strength of a modeled article is achieved while high modeling accuracy is obtained, and a ceramic article. The method of manufacturing a ceramic article includes the steps of: (i) irradiating powder of a metal oxide containing aluminum oxide as a main component with an energy beam based on modeling data to melt and solidify or sinter the powder, to thereby form a modeled article including a porous portion; (ii) causing the modeled article formed in the step (i) to absorb a liquid containing a zirconium component; and (iii) heating the modeled article that has absorbed the liquid containing the zirconium component, wherein, in the absorbing step, the liquid is absorbed so that a ratio of the zirconium component in a metal component contained in the porous portion becomes 0.3 to 2.0 mol %.
    Type: Application
    Filed: May 27, 2021
    Publication date: October 7, 2021
    Inventors: Yoshihiro Ohashi, Nobuhiro Yasui, Hiroshi Saito, Kanako Oshima
  • 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: 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
  • Publication number: 20200282526
    Abstract: An article including an inorganic compound according to the present invention includes a porous part and a no-porous frame body surrounding the porous part in a plane direction, and includes a stress relaxation part between the porous part and the frame body.
    Type: Application
    Filed: February 27, 2020
    Publication date: September 10, 2020
    Inventors: Kanako Oshima, Nobuhiro Yasui, Hiroshi Saito, Yoshihiro Ohashi
  • 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