Patents Examined by Devina Pillay
  • Patent number: 11974504
    Abstract: Provided are: a thermoelectric conversion body that has high electrical conductivity, achieving high thermoelectric conversion efficiency when used in a thermoelectric conversion module, and is less susceptible to warpage during manufacture; a method for manufacturing the same; and a thermoelectric conversion module using the same. A thermoelectric conversion body that is a fired product of a composition containing a thermoelectric semiconductor material and a heat resistant resin, wherein, with the heat resistant resin being subjected to temperature elevation and a weight of the heat resistant resin at 400° C. being defined as 100%, a temperature at which the heat resistant resin undergoes a further 5% reduction in weight is 480° C. or lower; a thermoelectric conversion module including the thermoelectric conversion body; and a method for manufacturing the thermoelectric conversion body.
    Type: Grant
    Filed: December 1, 2020
    Date of Patent: April 30, 2024
    Assignee: LINTEC CORPORATION
    Inventors: Yuta Seki, Kunihisa Kato, Tsuyoshi Muto
  • Patent number: 11961988
    Abstract: A semiconductor-based battery system comprising a primary battery that spontaneously provides power that in embodiments trickle-charges a secondary battery. The battery obtains power as heat from the surrounding environment. The primary battery is powered through internal blackbody radiation, which cools a micro-platform and provides thermoelectric power at all temperatures above absolute zero with available power increasing with temperature. Lifetime of the primary battery is not limited by electrochemical degradation over time. In embodiments, the primary battery powers an application device directly without a secondary battery.
    Type: Grant
    Filed: May 26, 2023
    Date of Patent: April 16, 2024
    Inventor: William N. Carr
  • Patent number: 11957054
    Abstract: A thermoelectric generator includes a thermoelectric generation module, a power storage unit configured to store electric charge generated from the thermoelectric generation module, a switching unit configured to switch between supply and stop of discharge to a transceiver (transmission/reception unit) driven by discharge from the power storage unit, and a determination unit configured to determine stop of discharge from the power storage unit, in which the determination unit determines stop of discharge before completion of discharge from the power storage unit.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: April 9, 2024
    Assignee: KELK Ltd.
    Inventor: Isao Shibata
  • Patent number: 11944011
    Abstract: Thermoelectric (TE) nanocomposite material that includes at least one component consisting of nanocrystals. A TE nanocomposite material in accordance with the present invention can include, but is not limited to, multiple nanocrystalline structures, nanocrystal networks or partial networks, or multi-component materials, with some components forming connected interpenetrating networks including nanocrystalline networks. The TE nanocomposite material can be in the form of a bulk solid having semiconductor nanocrystallites that form an electrically conductive network within the material.
    Type: Grant
    Filed: December 2, 2022
    Date of Patent: March 26, 2024
    Assignee: The Government of the United States of America, as represented by the Secretary of the Navy
    Inventors: Boris N. Feigelson, Kevin P. Anderson, Benjamin L. Greenberg, James A. Wollmershauser, Alan G. Jacobs
  • Patent number: 11930708
    Abstract: A thermoelectric generation module includes a first substrate and a second substrate, a plurality of first electrodes and second electrodes that are arranged on the first substrate and the second substrate, a thermoelectric conversion element arranged between the first electrode and the second electrode, and a terminal pin connected to the second electrode. The second substrate includes an insulator layer made of an electrical insulating material, a through-hole that penetrates the insulator layer for insertion of the terminal pin, and an annular metal layer arranged at a peripheral portion of the through-hole. A space between the terminal pin and the through-hole is sealed by solder.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: March 12, 2024
    Assignee: KELK Ltd.
    Inventor: Masakazu Oba
  • Patent number: 11925038
    Abstract: A multi-junction photovoltaic device comprises a first sub-cell and a second sub-cell, the second sub-cell overlying the first sub-cell such that incident light passes through the second sub-cell before the first sub-cell. The light-receiving surface of the second sub-cell comprises a layer of a transparent conductive material and one or more metal tracks extending in a first direction and in contact with the layer of transparent conductive material. A layer of electrically insulating material is provided on the light receiving surface of the second sub-cell located under one end of the one or more metal tracks at an edge of the device, and an electrically conductive pad is provided over the layer of electrical insulator and in electrical contact with the one or more metal tracks to provide electrical contact to an external circuit.
    Type: Grant
    Filed: July 10, 2020
    Date of Patent: March 5, 2024
    Assignee: Oxford Photovoltaics Ltd.
    Inventors: Thomas Sebastien, James Leslie Best, James Denziel Watts
  • Patent number: 11916158
    Abstract: Provided is a photovoltaic module, including: a plurality of solar cell strings arranged at intervals and each including a front surface and a rear surface arranged opposite to each other; a first encapsulation adhesive film and a back panel located on the rear surface of the solar cell string; and first embossing structures provided on one side of the back panel away from the first encapsulation adhesive film. An angle ? between a side surface of the first embossing structure and a plane of the back panel is in a range from 42° to 80°.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: February 27, 2024
    Assignees: ZHEJIANG JINKO SOLAR CO., LTD., JINKO SOLAR CO., LTD.
    Inventors: Zhiqiu Guo, Wenjun Gu, Dengzhou Yan, Haiyun Liu
  • Patent number: 11895919
    Abstract: Provided are: a method for producing a chip of a thermoelectric conversion material that enables annealing treatment of a thermoelectric conversion material in the form not having a junction with an electrode, and enables annealing of a thermoelectric semiconductor material at an optimum annealing temperature; and a method for producing a thermoelectric conversion module using the chip (13).
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: February 6, 2024
    Assignee: LINTEC CORPORATION
    Inventors: Masaya Todaka, Kunihisa Kato, Tsuyoshi Muto, Yuma Katsuta
  • Patent number: 11876222
    Abstract: Provided are a cathode active material having a suitable particle size and high uniformity, and a nickel composite hydroxide as a precursor of the cathode active material. When obtaining nickel composite hydroxide by a crystallization reaction, nucleation is performed by controlling a nucleation aqueous solution that includes a metal compound, which includes nickel, and an ammonium ion donor so that the pH value at a standard solution temperature of 25° C. becomes 12.0 to 14.0, after which, particles are grown by controlling a particle growth aqueous solution that includes the formed nuclei so that the pH value at a standard solution temperature of 25° C. becomes 10.5 to 12.0, and so that the pH value is lower than the pH value during nucleation.
    Type: Grant
    Filed: August 29, 2022
    Date of Patent: January 16, 2024
    Assignee: SUMITOMO METAL MINING CO., LTD.
    Inventors: Atsushi Fukui, Katsuya Inoue, Shuhei Oda, Hiroyuki Toya
  • Patent number: 11877513
    Abstract: This method is for manufacturing a thermoelectric conversion module in which a first conductive member, a thermoelectric conversion element, a second conductive member are joined by joining members, the method comprising: a step for, after applying on the first conductive member a first paste including metal particles, disposing the thermoelectric conversion element on the first paste, and compressing and spreading the first paste; a step for disposing the second conductive member, after applying a second paste including metal particles in a controlled amount, on the thermoelectric conversion element, and compressing and spreading the second paste; and a step for sintering the first and the second pastes to obtain joining members.
    Type: Grant
    Filed: September 4, 2020
    Date of Patent: January 16, 2024
    Assignee: Proterial, Ltd.
    Inventors: Tomotake Tohei, Takashi Nogawa, Nan Wang, Michiko Matsuda, Takeshi Shimada
  • Patent number: 11871665
    Abstract: A thermoelectric generation system is provided with: a thermoelectric element; a heating unit; a cooling unit; a heat transfer unit; a pressure gauge; a first valve; and a control unit. The thermoelectric element uses a temperature difference to generate power. The heating unit has a first heat medium path through which a heat medium passes, and heats the thermoelectric element by means of the heat of the heat medium. The cooling unit cools the thermoelectric element. The heat transfer unit has a second heat medium path through which the heat medium passes and which is connected to the first heat medium path, and heats, by using a heat source, the heat medium reduced in temperature as a result of heating the thermoelectric element. The pressure gauge detects the rise or fall of a value (pressure of heat medium) in accordance with the temperature of the heat source.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: January 9, 2024
    Assignee: Yanmar Power Technology Co., Ltd.
    Inventors: Yoshika Hatasako, Jiro Fukudome, Shuichi Nakagawa
  • Patent number: 11855580
    Abstract: A roofing system with interlocking structural panels that have an outer, exterior side surface adapted to be exposed to weather, and an inner side that faces the interior of a structure when installed. The roofing system generally can include a first plurality of structural panels and a second plurality of structural panels, with at least one of the pluralities of structural panels including roofing panels, and the other plurality of structural panels including photovoltaic modules or solar panels that can be mounted in series with the roofing panels to form the roof structure. The structural panels of the roofing system are configured to act as structural components for construction of a roof structure, and are further adapted and/or constructed to be easily handled and installed by individual installers.
    Type: Grant
    Filed: November 8, 2021
    Date of Patent: December 26, 2023
    Assignee: BMIC LLC
    Inventor: James A. Svec
  • Patent number: 11843062
    Abstract: Disclosed is a solar cell panel including: a semiconductor substrate having a long axis and a short axis that intersect; a first conductivity type region formed on one surface of the semiconductor substrate; a second conductivity type region formed on the other surface of the semiconductor substrate; a first electrode electrically connected to the first conductivity type region; and a second electrode electrically connected to the second conductivity type region. The first electrode includes: a plurality of finger lines positioned in a first direction parallel to the long axis and being parallel to each other; and a plurality of bus bars including a plurality of pad portions positioned in a second direction parallel to the short axis. The plurality of pad portions include a first outer pad and a second outer pad located on opposite ends of the plurality of bus bars in the second direction, respectively.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: December 12, 2023
    Assignee: Shangrao Jinko solar Technology Development Co.
    Inventors: Philwon Yoon, Jaewon Chang, Jinsung Kim
  • Patent number: 11839157
    Abstract: Disclosed is a stretchable and flexible thermoelectric module including: a thermoelectric material; a pair of elastic composites having stretchability and flexibility; and a first electrode and a second electrode, which are deformable and electrically connected to both sides of the thermoelectric material, respectively, and whose one surfaces face each other. Thus, since the thermoelectric module has excellent stretchability, flexibility and thermal conductivity, the thermoelectric module is suitably applied to a wearable device that exhibits excellent efficiency during cooling or heating and is in contact with a human body.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: December 5, 2023
    Assignee: Seoul National University R&DB Foundation
    Inventors: Seung Hwan Ko, Jin Woo Lee, Hea Youn Sul
  • Patent number: 11832460
    Abstract: The present invention relates to a working electrode (1a) for a photovoltaic device, comprising a light absorbing layer (3) and a conductive layer (6) arranged in electrical contact with the light absorbing layer (3), and the light absorbing layer (3) comprises a light absorbing photovoltaic material consisting of a plurality of dye molecules. The light absorbing layer (3) is formed by a layer of a plurality of clusters (7), whereby each cluster (7) is formed by dye molecules and each dye molecule in the cluster (7) is bonded to its adjacent dye molecules.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: November 28, 2023
    Assignee: EXEGER OPERATIONS AB
    Inventors: Henrik Lindström, Giovanni Fili
  • Patent number: 11825746
    Abstract: A thermoelectric device can comprise at least one first thermoelectric element, at least one second thermoelectric element, and a bridging structure. The bridging structure can include a bridging layer comprising a silver-gallium alloy. The silver-gallium alloy containing a bridging layer can provide flexibility and stress release to the thermoelectric device when subjected to multiple heating cycles, and may have a very low electrical resistance and thermal resistance.
    Type: Grant
    Filed: September 23, 2021
    Date of Patent: November 21, 2023
    Assignee: MICROPOWER GLOBAL LIMITED
    Inventors: Aruna R. Dedigama, Adam G. Westerman, Thomas E. Zirkle
  • Patent number: 11785788
    Abstract: The present invention relates to a method for laminating solar cell modules comprising a plurality of solar cells electrically connected in series.
    Type: Grant
    Filed: February 20, 2018
    Date of Patent: October 10, 2023
    Assignee: EPISHINE AB
    Inventors: Olle Inganäs, Thomas Österberg, Wanzhu Cai
  • Patent number: 11769847
    Abstract: A solar panel includes a silicon cells submodule of silicon based cells, a front transparent plate and a backsheet. The backsheet is arranged with at least a first conductive pattern that is connected to rear surface electrical contacts on each of the silicon cells. A thin film photovoltaic submodule is arranged between the front transparent plate and the silicon cells, and includes thin film cells in an arrangement with two photovoltaic submodule contacts that connect to a second conductive pattern on the backsheet. The backsheet is arranged for four-terminal wiring with the first pattern for the silicon cells and the second pattern for the thin film cells. The thin film cells are disposed in a first group of cells and in at least a second group of cells, each connected in series. The first group is connected in parallel with the second group, between the photovoltaic submodule contacts.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: September 26, 2023
    Assignee: Nederlandse Organisatie voor toegepast-natuurwetenschappelijk Onderzoek TNO
    Inventors: Johannes Adrianus Maria van Roosmalen, Siegfried Christiaan Veenstra, Dong Zhang, Markus Johan Jansen
  • Patent number: 11756743
    Abstract: A photoelectric conversion element may include a first substrate, a first transparent electrode disposed on the first substrate, a hole-blocking layer disposed on the first transparent electrode, an electron-transporting layer that is disposed on the hole-blocking layer and includes an electron-transporting semiconductor on a surface of which a photosensitizing compound is adsorbed, a hole-transporting layer that is connected to the electron-transporting layer and includes a hole-transporting material, and a second electrode disposed on the hole-transporting layer, wherein the photoelectric conversion element includes an output extraction terminal part configured to extract electricity out from the photoelectric conversion element, and the output extraction terminal part is formed with a plurality of micropores piercing through the hole-blocking layer.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: September 12, 2023
    Assignee: RICOH COMPANY, LTD.
    Inventors: Tsuyoshi Matsuyama, Yuuji Tanaka, Tamotsu Horiuchi, Takahiro Ide, Tokushige Kino, Shigeyo Suzuki, Naomichi Kanei
  • Patent number: 11750146
    Abstract: A stratospheric balloon may include an upper structure having a pulley, a lower structure, at least one solar panel suspended between the upper structure and the lower structure, and a first orientation control member connected, at a first end thereof, to a first transverse edge of the at least one solar panel and, at a second end thereof, to a second transverse edge of the at least one solar panel. The first orientation control member is wound about the pulley such that rotating the pulley changes the orientation of the at least one solar panel relative to the upper structure and the lower structure. In another example, the pulley may be replaced by first and second support mechanisms and the system may include a second orientation control member. The first and second orientation control members are connected to the first and second support mechanisms, respectively, and to the solar panel.
    Type: Grant
    Filed: September 18, 2020
    Date of Patent: September 5, 2023
    Assignee: Aerostar International LLC
    Inventors: John Cromie, Kyle Brookes