Patents by Inventor Shoichi Takeuchi

Shoichi Takeuchi 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: 20220363038
    Abstract: A laminated glass according to an embodiment of the present invention includes a first glass plate, a second glass plate, and an interlayer film held between the first glass plate and the second glass plate. When a relative dielectric constant of the first glass plate is represented by ?g1; a relative dielectric constant of the second glass plate is represented by ?g2; a relative dielectric constant of a first interlayer film provided in a first region of the interlayer film is represented by ?m1; a reflection coefficient at an interface between the first glass plate and the first interlayer film is represented by ?1; and a reflection coefficient at an interface between the second glass plate and the first interlayer film is represented by ?2, the reflection coefficients ?1 and ?2 satisfy relations 0.0??1?0.2 and 0.0??2?0.2.
    Type: Application
    Filed: July 26, 2022
    Publication date: November 17, 2022
    Applicant: AGC Inc.
    Inventors: Nobutaka KIDERA, Kazuhiko NIWANO, Shoichi TAKEUCHI, Tetsuo ABE, Yutaka KUROIWA
  • Publication number: 20220274380
    Abstract: A laminated glass according to the present invention includes a first glass plate, a second glass plate, and an interlayer film. The interlayer film includes a laminated region including a first layer that is in contact with the first glass plate, a second layer that is in contact with the second glass plate, and a third layer disposed between the first layer and the second layer. When the relative dielectric constant of the first glass plate is denoted by ?g1, the relative dielectric constant of the second glass plate is denoted by ?g2, the relative dielectric constant of the first layer is denoted by ?m1, the relative dielectric constant of the second layer is denoted by ?m2, and the relative dielectric constant of the third layer is denoted by ?m3, relationships ?m1<?g1, ?m1<?g2, ?m2<?g1, ?m2<?g2, ?m3>?m1, ?m3>?m2 are established.
    Type: Application
    Filed: May 17, 2022
    Publication date: September 1, 2022
    Applicant: AGC Inc.
    Inventors: Shunsuke SADAKANE, Shoichi TAKEUCHI, Hideo TSUBOI, Kazuhiko NIWANO, Nobutaka KIDERA, Ryota OKUDA
  • Patent number: 11387549
    Abstract: A glazing panel comprising (i) a pane of glass, (ii) an antenna, (iii) an electrically conductive connector joined to the antenna by a solder material, and (iv) a coaxial cable joined to the electrically conductive connector. The electrically conductive connector is a flat connector comprising first and a second electrically conductive portions laminated between two films of a resilient material.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: July 12, 2022
    Assignees: AGC GLASS EUROPE, AGC INC.
    Inventors: Peter Schnoerch, Shoichi Takeuchi
  • Publication number: 20220037772
    Abstract: A vehicle antenna includes a conductor plate, a radiator plate facing the conductor plate, a feeding portion located on a same side as the conductor plate with respect to the radiator plate, a connection conductor connecting the feeding portion and the radiator plate, and a first element and a second element arranged away from each other on both sides in a vehicle-width direction of a vehicle with respect to the radiator plate, wherein the radiator plate is arranged at an inclination of equal to or less than ±15 degrees with respect to a vertical plane perpendicular to a horizontal plane.
    Type: Application
    Filed: October 15, 2021
    Publication date: February 3, 2022
    Applicant: AGC Inc.
    Inventors: Kenichiro KODAMA, Koki MIKAMO, Fuminori WATANABE, Shoichi TAKEUCHI
  • Patent number: 11183750
    Abstract: A vehicle antenna includes a conductor plate, a radiator plate facing the conductor plate, a feeding portion located on a same side as the conductor plate with respect to the radiator plate, a connection conductor connecting the feeding portion and the radiator plate, and a first element and a second element arranged away from each other on both sides in a vehicle-width direction of a vehicle with respect to the radiator plate, wherein the radiator plate is arranged at an inclination of equal to or less than ±15 degrees with respect to a vertical plane perpendicular to a horizontal plane.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: November 23, 2021
    Assignee: AGC INC.
    Inventors: Kenichiro Kodama, Koki Mikamo, Fuminori Watanabe, Shoichi Takeuchi
  • Patent number: 11171404
    Abstract: An antenna includes a flat conductor, and the flat conductor includes a first slot extending in a first direction, a second slot connected to the first slot and extending in a second direction, a third slot connected to the first slot and including another end that is open through an outer edge of the conductor, the third slot extending to one side of the first slot opposite from the second slot, and a fourth slot connected to the second slot, the fourth slot extending to one side of the second slot opposite from the first slot, wherein the third slot has a wide portion, and the fourth slot has a wide portion, and the outer edge includes an inclined portion inclined with respect to a virtual line that passes through the another end of the third slot and that is perpendicular to a direction in which the third slot extends.
    Type: Grant
    Filed: April 24, 2020
    Date of Patent: November 9, 2021
    Assignee: AGC INC.
    Inventors: Shoichi Takeuchi, Naoki Hashimoto, Hideaki Shoji
  • Publication number: 20210273321
    Abstract: An antenna system includes a glass plate, a resin layer, and an antenna, wherein a predetermined frequency of 3 GHz or greater is defined as F, a transmission coefficient S21 of the glass plate concerning an incident wave of F is defined as S21G, S21 of a laminate concerning the F is defined as S21GR, a frequency closest to F at which S21 of the glass plate becomes a maximum is defined as FP, S21 of the glass plate concerning an incident wave of FP is defined as S21GP, a frequency closest to F among frequencies of incident waves at which S21 of the glass plate becomes a minimum is defined as FV, and S21 of the glass plate concerning an incident wave of FV is defined as S21GV, and wherein a thickness of the resin layer is configured such that: S21GR?S21G?(S21GP?S21GV)×0.2.
    Type: Application
    Filed: May 17, 2021
    Publication date: September 2, 2021
    Applicant: AGC Inc.
    Inventors: Shoichi TAKEUCHI, Hideaki SHOJI
  • Publication number: 20210242578
    Abstract: An antenna system for a vehicle includes a plurality of antenna sets provided on or in proximity to a dielectric arranged on front and rear sides or on right and left sides of the vehicle, or arranged on both thereof, wherein a first antenna set includes first and second antennas, a second antenna set includes third and fourth antennas, a third antenna set includes fifth and sixth antennas, a fourth antenna set includes seventh and eighth antennas, each of the first, third, fifth, and seventh antennas has a higher antenna gain for transmitting and receiving a horizontally polarized wave than transmitting and receiving a vertically polarized wave, and each of the second, fourth, sixth, and eighth antennas has a higher antenna gain for transmitting and receiving the vertically polarized wave than transmitting and receiving the horizontally polarized wave.
    Type: Application
    Filed: April 23, 2021
    Publication date: August 5, 2021
    Applicants: AGC Inc., NTT DOCOMO, INC.
    Inventors: Minoru INOMATA, Tetsuro IMAI, Hideaki SHOJI, Shoichi TAKEUCHI
  • Publication number: 20210126354
    Abstract: A glazing panel comprising (i) a pane of glass, (ii) an antenna, (iii) an electrically conductive connector joined to the antenna by a solder material, and (iv) a coaxial cable joined to the electrically conductive connector. The electrically conductive connector is a flat connector comprising first and a second electrically conductive portions laminated between two films of a resilient material.
    Type: Application
    Filed: August 7, 2018
    Publication date: April 29, 2021
    Applicants: AGC GLASS EUROPE, AGC INC.
    Inventors: Peter SCHNOERCH, Shoichi TAKEUCHI
  • Publication number: 20210036412
    Abstract: A vehicle antenna includes a conductor plate, a radiator plate facing the conductor plate, a feeding portion located on a same side as the conductor plate with respect to the radiator plate, a connection conductor connecting the feeding portion and the radiator plate, and a first element and a second element arranged away from each other on both sides in a vehicle-width direction of a vehicle with respect to the radiator plate, wherein the radiator plate is arranged at an inclination of equal to or less than ±15 degrees with respect to a vertical plane perpendicular to a horizontal plane.
    Type: Application
    Filed: October 19, 2020
    Publication date: February 4, 2021
    Applicant: AGC Inc.
    Inventors: Kenichiro KODAMA, Koki MIKAMO, Fuminori WATANABE, Shoichi TAKEUCHI
  • Publication number: 20200335857
    Abstract: An antenna device includes a first conductor plate including a first end portion and a second end portion, the first conductor plate being provided with a first feeding portion between the first end portion and the second end portion, a second conductor plate including a third end portion connected to the first feeding portion, a fourth end portion located at a position away from the first conductor plate, and a plate surface of which width in a direction parallel to the first conductor plate increases with a distance from the third end portion toward the fourth end portion, and a third conductor plate including a fifth end portion capacitively coupling with the fourth end portion, a sixth end portion connected, on a same side as the first end portion with respect to the first feeding portion, to the first conductor plate, and a counter portion opposite the plate surface.
    Type: Application
    Filed: July 1, 2020
    Publication date: October 22, 2020
    Applicant: AGC Inc.
    Inventors: Hideaki SHOJI, Shoichi TAKEUCHI
  • Publication number: 20200251804
    Abstract: An antenna includes a flat conductor, and the flat conductor includes a first slot extending in a first direction, a second slot connected to the first slot and extending in a second direction, a third slot connected to the first slot and including another end that is open through an outer edge of the conductor, the third slot extending to one side of the first slot opposite from the second slot, and a fourth slot connected to the second slot, the fourth slot extending to one side of the second slot opposite from the first slot, wherein the third slot has a wide portion, and the fourth slot has a wide portion, and the outer edge includes an inclined portion inclined with respect to a virtual line that passes through the another end of the third slot and that is perpendicular to a direction in which the third slot extends.
    Type: Application
    Filed: April 24, 2020
    Publication date: August 6, 2020
    Applicant: AGC Inc.
    Inventors: Shoichi TAKEUCHI, Naoki HASHIMOTO, Hideaki SHOJI
  • Patent number: 10665920
    Abstract: Glazing panel having an electrically conductive connector. A glazing panel comprising (i) a pane of glass, (ii) an antenna, (iii) an electrically conductive connector joined to the antenna by a lead-free solder material, and (iv) a coaxial cable joined to the electrically conductive connector.
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: May 26, 2020
    Assignees: AGC GLASS EUROPE, AGC Inc., AGC AUTOMOTIVE AMERICAS R&D, INC
    Inventors: Remi Sarkis, Paul Schoebrechts, Peter Schnoerch, Shoichi Takeuchi, Naoki Hashimoto
  • Patent number: 10622699
    Abstract: The present invention relates to a vehicular antenna apparatus including: a dielectric substrate; an antenna provided to the dielectric substrate; and a connector electrically connected to a feeding cable of a receiving apparatus, in which the antenna includes an antenna conductor provided to the dielectric substrate, and a feeding electrode electrically connected to the antenna conductor and provided on a first surface of the dielectric substrate, the connector includes a connector main body supporting the feeding cable, and a terminal electrode provided to the connector main body and electrically connected to the feeding cable, and the feeding electrode and the terminal electrode are joined via an insulating adhesive, thereby being capacitively coupled with each other.
    Type: Grant
    Filed: September 12, 2016
    Date of Patent: April 14, 2020
    Assignee: AGC INC.
    Inventors: Kazuhiro Nakano, Shoichi Takeuchi, Fumitaka Terashima
  • Patent number: 10297897
    Abstract: A glass antenna arranged on a vehicle window glass includes a slot antenna formed by cutting out a conductive film; and a power supply unit configured to supply power to the slot antenna. The slot antenna includes a first slot extending in a first direction; a second slot connected to one end of the first slot, and extending in a second direction, a first wide-width slot connected to the other end of the first slot directly or via a first connection slot, and having a slot width greater than that of the first slot, and a second wide-width slot connected to a terminal end portion of the second slot directly or via a second connection slot, and having a slot width greater than that of the second slot. The power supply unit is arranged so as to straddle the first slot.
    Type: Grant
    Filed: January 23, 2018
    Date of Patent: May 21, 2019
    Assignee: AGC INC.
    Inventors: Naoki Hashimoto, Shoichi Takeuchi, Dan Lis
  • Patent number: 10290932
    Abstract: A glass antenna arranged on a vehicle window glass includes a slot antenna formed by cutting out a conductive film; and a pair of power supply units for supplying power to the slot antenna. The slot antenna includes a power supply slot extended in a first direction and arranged so that the pair of power supply units straddle the power supply slot, a plurality of comb-tooth slots extended in a second direction, and a root slot extended in a third direction, the root slot being connected directly to the power supply slot or being connected to the power supply slot via a connection slot, and end portions of the plurality of comb-tooth slots being connected to the root slot.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: May 14, 2019
    Assignee: AGC INC.
    Inventors: Shoichi Takeuchi, Naoki Hashimoto
  • Publication number: 20180151939
    Abstract: A glass antenna arranged on a vehicle window glass includes a slot antenna formed by cutting out a conductive film; and a power supply unit configured to supply power to the slot antenna. The slot antenna includes a first slot extending in a first direction; a second slot connected to one end of the first slot, and extending in a second direction, a first wide-width slot connected to the other end of the first slot directly or via a first connection slot, and having a slot width greater than that of the first slot, and a second wide-width slot connected to a terminal end portion of the second slot directly or via a second connection slot, and having a slot width greater than that of the second slot. The power supply unit is arranged so as to straddle the first slot.
    Type: Application
    Filed: January 23, 2018
    Publication date: May 31, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Naoki HASHIMOTO, Shoichi TAKEUCHI, Dan LIS
  • Patent number: 9985333
    Abstract: There is provided a window glass for a vehicle, the window glass including a glass antenna for transmitting and receiving communication waves. The glass antenna includes a pair of electrodes that are a ground electrode and a power feeding electrode; a first antenna element connected to the power feeding electrode; a second antenna element connected to the power feeding electrode, the second antenna element extending downward; a third antenna element connected to the power feeding electrode, the third antenna element extending in a direction that differs from that of the second antenna element; a fourth antenna element, one end of the fourth antenna element being connected to an end portion of the third antenna element; and a fifth antenna element, one end of the fifth antenna element being connected to the end portion of the third antenna element and the one end of the fourth antenna element.
    Type: Grant
    Filed: May 6, 2016
    Date of Patent: May 29, 2018
    Assignee: ASAHI GLASS COMPANY, LIMITED
    Inventors: Shoichi Takeuchi, Naoki Hashimoto
  • Publication number: 20180138586
    Abstract: A glass antenna arranged on a vehicle window glass includes a slot antenna formed by cutting out a conductive film; and a pair of power supply units for supplying power to the slot antenna. The slot antenna includes a power supply slot extended in a first direction and arranged so that the pair of power supply units straddle the power supply slot, a plurality of comb-tooth slots extended in a second direction, and a root slot extended in a third direction, the root slot being connected directly to the power supply slot or being connected to the power supply slot via a connection slot, and end portions of the plurality of comb-tooth slots being connected to the root slot.
    Type: Application
    Filed: January 12, 2018
    Publication date: May 17, 2018
    Applicant: ASAHI GLASS COMPANY, LIMITED
    Inventors: Shoichi TAKEUCHI, Naoki HASHIMOTO
  • Publication number: 20180138575
    Abstract: Glazing panel having an electrically conductive connector. A glazing panel comprising (i) a pane of glass, (ii) an antenna, (iii) an electrically conductive connector joined to the antenna by a lead-free solder material, and (iv) a coaxial cable joined to the electrically conductive connector.
    Type: Application
    Filed: April 29, 2016
    Publication date: May 17, 2018
    Applicants: AGC GLASS EUROPE, ASAHI GLASS CO LTD, AGC AUTOMOTIVE AMERICAS R&D, INC
    Inventors: Remi SARKIS, Paul SCHOEBRECHTS, Peter SCHNOERCH, Shoichi TAKEUCHI, Naoki HASHIMOTO