Patents by Inventor Hirotaka Inaba

Hirotaka Inaba 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: 20190131473
    Abstract: A solar cell module includes: a first cover in the form of an at least partially transparent plate; a second cover disposed opposite the first cover; at least one solar cell disposed between the first cover and the second cover; a sealing material which fills a space between the first cover and the second cover to join them together to thus seal the solar cell; and a terminal as conductors electrically connected to the solar cell and enclosed by the sealing material between the first cover and the second cover, at least one of the first cover and the second cover having a boss as a positioning unit to position the terminal.
    Type: Application
    Filed: April 4, 2017
    Publication date: May 2, 2019
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hirotaka INABA, Kenichiro YOSHIMOTO
  • Patent number: 10224863
    Abstract: An on-board solar battery module includes: an encapsulant layer of power generating elements; a top surface layer joined to the encapsulant layer on the side corresponding to a light receiving surface side of the power generating elements; and a back surface layer joined to the encapsulant layer on the side opposite the side corresponding to the light receiving surface side of the power generating elements. Furthermore, an end portion of the back surface layer is positioned on the inner side of an end portion of the top surface layer in an extension direction of the top surface layer, and the top surface layer has a general portion that covers the power generating elements, and a peripheral edge portion that is formed at an end portion side thereof on the outer side of the general portion, and that has a thicker panel thickness than that of the general portion.
    Type: Grant
    Filed: October 4, 2016
    Date of Patent: March 5, 2019
    Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Motoya Sakabe, Kazuyoshi Ogata, Hirotaka Inaba
  • Patent number: 10217885
    Abstract: An interconnector includes a first electrode configured to be connected to a first photovoltaic cell, a second electrode configured to be connected to a second photovoltaic cell, and a connection body that connects the first electrode and the second electrode. The connection body includes a first detour, a second detour, and a joint. The first detour includes a first curved part that is curved toward a first side in a first direction and connected to the first electrode.
    Type: Grant
    Filed: August 1, 2017
    Date of Patent: February 26, 2019
    Assignees: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hirotaka Inaba, Shoichi Iwamoto, Hiroyuki Ohba
  • Patent number: 10205039
    Abstract: A solar panel includes a protection plate, a back cover, photovoltaic battery cells, a conductive member that electrically connects the photovoltaic battery cells to one another, and an encapsulant that is integrated with and located between the protection plate and the back cover. The encapsulant encapsulates the photovoltaic battery cells and the conductive member and fixes the photovoltaic battery cells and the conductive member to the protection plate and the back cover. The protection plate includes a resin transparent member, which is translucent from a front surface to a rear surface, and a resin opaque member, which is located at an outer side of each of the photovoltaic battery cells, shields the conductive member, and is arranged on the rear surface of the transparent member and integrated with the transparent member.
    Type: Grant
    Filed: March 14, 2016
    Date of Patent: February 12, 2019
    Assignees: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hideyuki Mitsuzawa, Kazumasa Okumura, Hirotaka Inaba
  • Publication number: 20190035960
    Abstract: Provided is a primer for a solar cell module which makes it possible to prevent peeling of a surface protective material from a sealing material over a long time, and a solar cell module manufactured using this primer. The primer includes 40 to 95 parts by mass of a polymerizable ester, 5 to 60 parts by mass of an adhesion promoter, and a polymerization initiator. The polymerizable ester includes at least one of an acryloyl group and a methacryloyl group. The adhesion promoter includes a functional group improvable is adhesion to an acrylic resin or a methacrylic resin, and an alkoxysilyl group. The polymerization initiator is configured to be able to initiate polymerization of the polymerizable ester. The content of the polymerization initiator is 0.1 to 10 parts by mass based on 100 parts by mass as a total of the polymerizable ester and the adhesion promoter.
    Type: Application
    Filed: June 20, 2018
    Publication date: January 31, 2019
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yuya MARUYAMA, Hirotaka INABA, Motoya SAKABE
  • Publication number: 20180358493
    Abstract: A solar battery module includes: a front face protective sheet at a first side; a sheet-shaped solar battery cell disposed at a second side, the second side being an opposite side from the first side with respect to the front face protective sheet; a backing sheet disposed at the second side with respect to the solar battery cell; and an encapsulation layer provided between the front face protective sheet and the backing sheet, and encapsulating the solar battery cell. A convexly-curved portion is provided at the backing sheet to overlap the solar battery cell, and curves convexly toward a solar battery cell side, the solar battery cell curves in accordance with the convexly-curved portion, and a rigidity of the convexly-curved portion with respect to a load acting in the sheet thickness direction of the solar battery cell is higher than a rigidity of the solar battery cell.
    Type: Application
    Filed: June 5, 2018
    Publication date: December 13, 2018
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Shoichi IWAMOTO, Kazutaka KIMURA, Hirotaka INABA
  • Publication number: 20180222537
    Abstract: A vehicle body upper structure includes a roof support portion constituting a skeleton of an outer peripheral portion of a vehicle body upper portion and a roof which is made of resin, and which supported by the roof support portion. The roof has a bonded portion on a lower surface of the outer peripheral portion of the roof and the bonded portion is joined to an upper surface of the roof support portion via an adhesive. The roof has an extending portion on a lower surface side of a part of the outer peripheral portion of the roof, and the part is closer to a terminal side than the bonded portion and the extending portion extends downwards in a vehicle-height direction.
    Type: Application
    Filed: February 7, 2018
    Publication date: August 9, 2018
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Motoya SAKABE, Takuya YABE, Hirotaka INABA
  • Publication number: 20180204966
    Abstract: A solar cell module includes: a first cover in the form of a plate having at least a portion transparently; a second cover disposed to face the first cover; at least one solar cell disposed between the first cover and the second cover; a sealing material which fills a space between the first cover and the second cover and joins them together to thus seal the solar cell; and terminals electrically connected to the solar cell, surrounded by the sealing material between the first cover and the second cover, and serving as a conductor. At least one of the first cover and the second cover has a boss as a positioning portion which positions the terminals. The terminal contacts the first cover having the boss.
    Type: Application
    Filed: January 11, 2018
    Publication date: July 19, 2018
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Hirotaka INABA
  • Publication number: 20180166601
    Abstract: A solar cell module includes: an at least one solar cell disposed between a first cover and a second cover; a sealing material that fills a gap between the first cover and the second cover to join them together, and seals the solar cell; and a tab line as a conductor electrically connected to the solar cell and enclosed by the sealing material between the first cover and the second cover, the tab line having a plurality of bases, and an expansion and contraction portion that can expand and contract in a longitudinal direction and connects the plurality of bases, the plurality of bases each being provided with a through hole and a connection base electrically connected to the solar cell, at least one of the first cover and the second cover having a boss as a positioning unit that positions the tab line.
    Type: Application
    Filed: December 11, 2017
    Publication date: June 14, 2018
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventor: Hirotaka INABA
  • Publication number: 20180062575
    Abstract: Provided is a solar battery module easy to assemble. A solar battery module includes a connecting member, the connecting member includes a conductor disposed along an end of a first solar battery string and connected to the first solar battery string and a conductor disposed along an end of a second solar battery string and connected to the second solar battery string, and the first solar battery string and the second solar battery string are electrically connected.
    Type: Application
    Filed: August 22, 2017
    Publication date: March 1, 2018
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hirotaka INABA, Kazumasa OKUMURA, Motoya SAKABE
  • Publication number: 20180040755
    Abstract: An interconnector includes a first electrode configured to be connected to a first photovoltaic cell, a second electrode configured to be connected to a second photovoltaic cell, and a connection body that connects the first electrode and the second electrode. The connection body includes a first detour, a second detour, and a joint. The first detour includes a first curved part that is curved toward a first side in a first direction and connected to the first electrode.
    Type: Application
    Filed: August 1, 2017
    Publication date: February 8, 2018
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hirotaka INABA, Shoichi IWAMOTO, Hiroyuki OHBA
  • Publication number: 20170186898
    Abstract: A solar battery module is provided that includes plural solar battery cells, plural interconnectors each having a shock absorber, a sealing layer, a back face layer, and a front face layer having optical transparency. The plural solar battery cells each include an electrode on a peripheral edge portion at a back face that does not receive sunlight. The plural interconnectors extend along the peripheral edge portions, and connect the electrodes of the plural solar battery cells to each other. The sealing layer seals each of the solar battery cells and each of the interconnectors. The shock absorber is disposed in a region between corner portions of adjacent or diagonally opposing solar battery cells, and permits movement of the solar battery cells accompanying expansion or contraction of at least one out of the back face layer or the front face layer.
    Type: Application
    Filed: November 14, 2016
    Publication date: June 29, 2017
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Yuki KUDO, Shoichi Iwamoto, Hiroyuki Ohba, Hirotaka Inaba
  • Publication number: 20170104446
    Abstract: A solar battery module includes: a sealing layer including a solar battery cell and a sealant sealing the solar battery cell; a front side layer formed from a resin and disposed at a side of the sealing layer at which sunlight is incident; a back side layer that is disposed at an opposite side of the sealing layer from the side at which the front side layer is disposed; and a cooler that is disposed at an opposite side of the back side from the side at which the sealing layer is disposed.
    Type: Application
    Filed: October 4, 2016
    Publication date: April 13, 2017
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Motoya SAKABE, Kazuyoshi Ogata, Shoichi Iwamoto, Hirotaka Inaba
  • Publication number: 20170104440
    Abstract: An on-board solar battery module includes: an encapsulant layer of power generating elements; a top surface layer joined to the encapsulant layer on the side corresponding to a light receiving surface side of the power generating elements; and a back surface layer joined to the encapsulant layer on the side opposite the side corresponding to the light receiving surface side of the power generating elements. Furthermore, an end portion of the back surface layer is positioned on the inner side of an end portion of the top surface layer in an extension direction of the top surface layer, and the top surface layer has a general portion that covers the power generating elements, and a peripheral edge portion that is formed at an end portion side thereof on the outer side of the general portion, and that has a thicker panel thickness than that of the general portion.
    Type: Application
    Filed: October 4, 2016
    Publication date: April 13, 2017
    Applicants: TOYOTA JIDOSHA KABUSHIKI KAISHA, KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Motoya SAKABE, Kazuyoshi OGATA, Hirotaka INABA
  • Publication number: 20170092795
    Abstract: An interconnector includes a first electrode connected to a first photovoltaic battery cell, a second electrode connected to a second photovoltaic battery cell, and a connection body that connects the first electrode and the second electrode. The connection body includes a detour portion that projects in a thickness-wise direction of the first electrode and the second electrode and a connection portion that extends in the first direction and is connected to the detour portion. The detour portion includes a first detour portion that is electrically connected to the first electrode and extended toward the first side in the second direction and a second detour portion that is electrically connected to the second electrode and extended toward the first side in the second direction. The connection portion includes a first connection portion that connects the first detour portion and the second detour portion.
    Type: Application
    Filed: September 26, 2016
    Publication date: March 30, 2017
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hirotaka INABA, Kazutaka KIMURA
  • Patent number: 9597956
    Abstract: A vehicle roof structure includes a solar cell unit including a plurality of solar cells arranged in a planar form, a plate-like roof panel made of a resin having transparency and disposed to cover the solar cell unit from above, and a plurality of reinforcements each being implemented by a metallic member and disposed to support the solar cell unit from below and to extend in a vehicle longitudinal direction and/or a vehicle width direction. The vehicle roof can be reduced in weight.
    Type: Grant
    Filed: November 25, 2014
    Date of Patent: March 21, 2017
    Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Hirotaka Inaba, Hideaki Terai
  • Publication number: 20170012576
    Abstract: An interconnector includes a first electrode configured to be connected to a first photovoltaic battery cell, a second electrode configured to be connected to a second photovoltaic battery cell, and a connection body that connects the first electrode and the second electrode. The connection body includes a first detour portion, a second detour portion, and a first connection portion. The first detour is electrically connected to the first electrode and extended toward a first side in a second direction orthogonal to a first direction. The second detour is electrically connected to the second electrode and extended toward the first side in the second direction. The first connection portion extends toward the first detour portion and the second detour portion in the first direction and connects the first detour portion and the second detour portion.
    Type: Application
    Filed: July 1, 2016
    Publication date: January 12, 2017
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hirotaka INABA, Kazutaka KIMURA
  • Publication number: 20160284907
    Abstract: A solar battery module includes: a first cover formed in a plate shape; a second cover formed in a plate shape and arranged so as to face the first cover; a solar battery cell arranged between the first cover and the second cover; and a sealing material portion joining the first cover and the second cover while filling a space therebetween to seal the solar battery cell. In a joint surface with the sealing material portion, at least one of the first cover and the second cover has a gradually changing portion that is gradually decreased in thickness such that the sealing material portion is gradually increased in thickness as being farther away from a center portion of the solar battery cell. At least a part of the gradually changing portion overlaps with the solar battery cell, as seen in a thickness direction of the solar battery cell.
    Type: Application
    Filed: March 24, 2016
    Publication date: September 29, 2016
    Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    Inventors: Hirotaka INABA, Kazumasa OKUMURA, Kazutaka KIMURA
  • Publication number: 20160276509
    Abstract: A solar panel includes a protection plate, a back cover, photovoltaic battery cells, a conductive member that electrically connects the photovoltaic battery cells to one another, and an encapsulant that is integrated with and located between the protection plate and the back cover. The encapsulant encapsulates the photovoltaic battery cells and the conductive member and fixes the photovoltaic battery cells and the conductive member to the protection plate and the back cover. The protection plate includes a resin transparent member, which is translucent from a front surface to a rear surface, and a resin opaque member, which is located at an outer side of each of the photovoltaic battery cells, shields the conductive member, and is arranged on the rear surface of the transparent member and integrated with the transparent member.
    Type: Application
    Filed: March 14, 2016
    Publication date: September 22, 2016
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hideyuki MITSUZAWA, Kazumasa OKUMURA, Hirotaka INABA
  • Publication number: 20160276513
    Abstract: The photovoltaic cell module includes a plate-shaped first cover, a second cover disposed to face the first cover, a photovoltaic cell disposed between the first cover and the second cover, and a sealing member. The second cover includes a plate-shaped portion and a protruding portion protruding from at least a part of an outer edge of the plate-shaped portion toward the first cover. The plate-shaped portion includes a transparent portion disposed at a position facing at least the photovoltaic cell. When viewed in the thickness direction of the first cover, at least a part of the protruding portion is located outside the outer edge of the first cover. An end face of the protruding portion located furthest from the plate-shaped portion in the thickness direction of the first cover is flush with a virtual plane including therein one surface of the first cover distant from the second cover.
    Type: Application
    Filed: March 15, 2016
    Publication date: September 22, 2016
    Applicants: KABUSHIKI KAISHA TOYOTA JIDOSHOKKI, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Hirotaka INABA, Kazutaka KIMURA, Yuki KUDO