Patents by Inventor Rui Mikami

Rui Mikami 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: 10879837
    Abstract: This photovoltaic module includes: a power generating element configured to receive light to generate power; and a housing which is closed, the housing having: a concentrating portion provided with a lens configured to concentrate sunlight; a bottom portion in which the power generating element is disposed; and a side wall serving as an outer frame for the bottom portion and supporting the concentrating portion. The side wall is formed from a resin and has at least one vent hole.
    Type: Grant
    Filed: June 22, 2015
    Date of Patent: December 29, 2020
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Makoto Inagaki, Youichi Nagai, Kenji Saito, Takashi Iwasaki, Rui Mikami, Tomohiro Nemoto
  • Publication number: 20200373449
    Abstract: A concentrator photovoltaic module includes: a concentrating portion configured by arranging a plurality of Fresnel lenses that concentrate sunlight; a plurality of power generating elements arranged at positions corresponding respectively to the plurality of Fresnel lenses; a plurality of ball lenses corresponding respectively to the plurality of power generating elements and guide the sunlight concentrated by the plurality of Fresnel lenses to the plurality of power generating elements; and a housing that contains the plurality of ball lenses and the plurality of power generating elements. The housing includes a resin frame body, and a metal bottom plate that is fixed to the frame body, and on the inner surface of which the plurality of ball lenses and the plurality of power generating elements are arranged. The groove portion for reducing thermal expansion of the inner surface side of the bottom plate is on the inner surface of the bottom plate.
    Type: Application
    Filed: April 19, 2018
    Publication date: November 26, 2020
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Youichi NAGAI, Kenji SAITO, Kazushi IYATANI, Makoto INAGAKI, Rui MIKAMI, Yoshiya ABIKO
  • Patent number: 10825943
    Abstract: A concentrator photovoltaic module including: a concentrating portion formed by arranging a plurality of lens elements each configured to concentrate sunlight; and a housing configured to accommodate a plurality of power generating elements disposed at positions respectively corresponding to the lens elements, wherein the housing includes: a frame body formed from resin; and a bottom plate formed from metal, the bottom plate being mounted to the frame body and having the power generating elements mounted thereto, and the frame body includes: a frame body portion forming an outer frame; and a liner portion extending along an upper surface of the bottom plate at an inner side of the frame body portion, the liner portion having both end portions thereof formed integrally with the frame body portion.
    Type: Grant
    Filed: July 10, 2017
    Date of Patent: November 3, 2020
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Kenji Saito, Youichi Nagai, Rui Mikami, Akihiko Kojima
  • Patent number: 10818810
    Abstract: A concentrator photovoltaic module according to one embodiment of the present disclosure includes: a case; a substrate disposed on a bottom surface of the case and having a plurality of stacked wiring layers; and concentrator photovoltaic elements disposed on the substrate and connected to the wiring layers. The concentrator photovoltaic elements connected to different wiring layers are connected to each other in parallel. According to the concentrator photovoltaic module according to the one embodiment of the present disclosure, output voltage can be decreased.
    Type: Grant
    Filed: June 7, 2017
    Date of Patent: October 27, 2020
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Kazumasa Toya, Makoto Inagaki, Youichi Nagai, Takashi Iwasaki, Kenji Saito, Rui Mikami
  • Patent number: 10680127
    Abstract: This power generation circuit unit includes a wiring substrate and a plurality of power generating elements mounted to the wiring substrate. The wiring substrate includes: a first substrate (32E) and a second substrate (32F) to each of which the power generating element is mounted; and a coupling portion (33L) configured to couple the first substrate (32E) and the second substrate (32F) together. The first substrate (32E) can be disposed at least two positions of: a first position separated from the second substrate (32F) by a first distance; and a second position separated from the second substrate (32F) by a second distance being greater than the first distance. The coupling portion (33L) has an FPC (flexible printed circuits). In a state where the first substrate is disposed at the second position, at least a part of the coupling portion (33L) is twisted.
    Type: Grant
    Filed: July 6, 2015
    Date of Patent: June 9, 2020
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Kazumasa Toya, Takashi Iwasaki, Youichi Nagai, Koji Mori, Kenji Saito, Rui Mikami, Takeshi Yamana
  • Publication number: 20190237605
    Abstract: A concentrator photovoltaic module according to one embodiment of the present disclosure includes: a case; a substrate disposed on a bottom surface of the case and having a plurality of stacked wiring layers; and concentrator photovoltaic elements disposed on the substrate and connected to the wiring layers. The concentrator photovoltaic elements connected to different wiring layers are connected to each other in parallel. According to the concentrator photovoltaic module according to the one embodiment of the present disclosure, output voltage can be decreased.
    Type: Application
    Filed: June 7, 2017
    Publication date: August 1, 2019
    Inventors: Kazumasa Toya, Makoto Inagaki, Youichi Nagai, Takashi Iwasaki, Kenji Saito, Rui Mikami
  • Publication number: 20190233950
    Abstract: A hydrogen generation system according to one aspect of the present disclosure comprises: a concentrator photovoltaic module including: a casing including a frame, and a bottom plate provided at the lower end of the frame, and a concentrator photovoltaic element disposed on the bottom plate; a hydrogen generation apparatus configured to generate hydrogen by electrolyzing water with electric power supplied from the concentrator photovoltaic module; and a heat exhauster mechanism configured to raise the temperature of the water using heat generated in the concentrator photovoltaic module.
    Type: Application
    Filed: July 25, 2017
    Publication date: August 1, 2019
    Inventors: Rui Mikami, Takashi Iwasaki, Makoto Inagaki, Youichi Nagai, Seiji Yamamoto
  • Publication number: 20190237606
    Abstract: A concentrator photovoltaic module including: a concentrating portion formed by arranging a plurality of lens elements each configured to concentrate sunlight; and a housing configured to accommodate a plurality of power generating elements disposed at positions respectively corresponding to the lens elements, wherein the housing includes: a frame body formed from resin; and a bottom plate formed from metal, the bottom plate being mounted to the frame body and having the power generating elements mounted thereto, and the frame body includes: a frame body portion forming an outer frame; and a liner portion extending along an upper surface of the bottom plate at an inner side of the frame body portion, the liner portion having both end portions thereof formed integrally with the frame body portion.
    Type: Application
    Filed: July 10, 2017
    Publication date: August 1, 2019
    Inventors: Kenji Saito, Youichi Nagai, Rui Mikami, Akihiko Kojima
  • Patent number: 9998069
    Abstract: This photovoltaic system includes: a support portion; a photovoltaic panel supported by the support portion so as to be able to take an orientation at any angle in each of azimuth and elevation; a drive device configured to change the orientation of the photovoltaic panel; and a control device configured to cause, during power generation, the drive device to drive the photovoltaic panel such that sun light hits the photovoltaic panel, the control device configured to, when executing a cleaning mode, control the drive device such that the photovoltaic panel takes an orientation that facilitates removal of attached substance to a light receiving surface of the photovoltaic panel by use of at least one of natural phenomena including rain, wind, dew condensation, and gravity.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: June 12, 2018
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Yoshiya Abiko, Youichi Nagai, Takashi Iwasaki, Rui Mikami, Kazumasa Toya
  • Patent number: 9923107
    Abstract: A photovoltaic module includes: a flexible printed circuit; and a plurality of power generating elements mounted on the flexible printed circuit, wherein the flexible printed circuit includes a turning portion, and strip-shaped portions of the flexible printed circuit which are located on opposite sides of the turning portion are aligned so as to oppose each other.
    Type: Grant
    Filed: July 9, 2015
    Date of Patent: March 20, 2018
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Kazumasa Toya, Takashi Iwasaki, Youichi Nagai, Koji Mori, Kenji Saito, Rui Mikami
  • Patent number: 9871157
    Abstract: Mutual alignment between a condenser lens and its power generating element can be performed easily and accurately. This method for producing a concentrator photovoltaic unit includes: a first step of emitting linear laser beams respectively toward incident positions 42 on an incident surface 13f1; and a second step of performing positional adjustment between a Fresnel lens 13f and a power generating element part 21, based on positional relationship between the power generating element part 21 and beam images respectively formed by the linear laser beams at a time when the beam images and the power generating element part 21 are seen along an optical axis S from the incident surface 13f1 side of the Fresnel lens 13f.
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: January 16, 2018
    Assignee: Sumitomo Electric Industries, Ltd.
    Inventors: Kazumasa Toya, Takashi Iwasaki, Koji Mori, Makoto Inagaki, Rui Mikami, Yoshiki Kuhara
  • Publication number: 20170213928
    Abstract: This power generation circuit unit includes a wiring substrate and a plurality of power generating elements mounted to the wiring substrate. The wiring substrate includes: a first substrate (32E) and a second substrate (32F) to each of which the power generating element is mounted; and a coupling portion (33L) configured to couple the first substrate (32E) and the second substrate (32F) together. The first substrate (32E) can be disposed at at least two positions of: a first position separated from the second substrate (32F) by a first distance; and a second position separated from the second substrate (32F) by a second distance being greater than the first distance. The coupling portion (33L) has an FPC (flexible printed circuits). In a state where the first substrate is disposed at the second position, at least a part of the coupling portion (33L) is twisted.
    Type: Application
    Filed: July 6, 2015
    Publication date: July 27, 2017
    Inventors: Kazumasa Toya, Takashi Iwasaki, Youichi Nagai, Koji Mori, Kenji Saito, Rui Mikami, Takeshi Yamana
  • Publication number: 20170213923
    Abstract: This power generation module includes: a power generating portion (30) including a power generating element (19); and a wiring substrate. The wiring substrate includes: a reinforcement plate; and a flexible printed circuit (79) provided above the reinforcement plate. The flexible printed circuit (79) has: an FPC land portion (70) configured to have the power generating portion (30) mounted thereto; and a FPC wire portion (73) connected to the FPC land portion (70). The width of the FPC wire portion (73) is smaller than the width of the FPC land portion (70).
    Type: Application
    Filed: July 6, 2015
    Publication date: July 27, 2017
    Inventors: Kazumasa Toya, Takashi Iwasaki, Youichi Nagai, Koji Mori, Kenji Saito, Rui Mikami, Takeshi Yamana
  • Publication number: 20170200836
    Abstract: This wiring module includes: a wiring substrate; a base portion at which the wiring substrate is placed; and an adhesive layer configured to adhere the wiring substrate to the base portion, wherein the wiring substrate includes: a land portion configured to have a power generating element mounted thereto; and a wire portion configured to be electrically connected to the power generating element, the adhesive layer has: a land adhesion region configured to adhere the land portion to the base portion; and a wire adhesion region configured to adhere the wire portion to the base portion, and a width of the wire adhesion region is smaller than a width of the land adhesion region.
    Type: Application
    Filed: July 6, 2015
    Publication date: July 13, 2017
    Applicant: Sumitomo Electric Industries, Ltd.
    Inventors: Kazumasa Toya, Takashi Iwasaki, Youichi Nagai, Koji Mori, Kenji Saito, Rui Mikami, Takeshi Yamana
  • Patent number: D803172
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: November 21, 2017
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Koji Mori, Takashi Iwasaki, Kazumasa Toya, Kenji Saito, Yoshiya Abiko, Youichi Nagai, Makoto Inagaki, Rui Mikami
  • Patent number: D803803
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: November 28, 2017
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Koji Mori, Takashi Iwasaki, Kazumasa Toya, Kenji Saito, Yoshiya Abiko, Youichi Nagai, Makoto Inagaki, Rui Mikami
  • Patent number: D805045
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: December 12, 2017
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Koji Mori, Takashi Iwasaki, Kazumasa Toya, Kenji Saito, Yoshiya Abiko, Youichi Nagai, Makoto Inagaki, Rui Mikami
  • Patent number: D810707
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: February 20, 2018
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Koji Mori, Takashi Iwasaki, Kazumasa Toya, Kenji Saito, Yoshiya Abiko, Youichi Nagai, Makoto Inagaki, Rui Mikami
  • Patent number: D812023
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: March 6, 2018
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Koji Mori, Takashi Iwasaki, Kazumasa Toya, Kenji Saito, Yoshiya Abiko, Youichi Nagai, Makoto Inagaki, Rui Mikami
  • Patent number: D831594
    Type: Grant
    Filed: December 5, 2016
    Date of Patent: October 23, 2018
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Koji Mori, Takashi Iwasaki, Kazumasa Toya, Kenji Saito, Yoshiya Abiko, Youichi Nagai, Makoto Inagaki, Rui Mikami