Patents Examined by Golam Mowla
  • Patent number: 11024816
    Abstract: Compounds having a structure of Formula I, Formula II, or Formula III, devices containing the same, and formulations containing the same are described. In Formulas (I), (II), and (III), X2 to X8 are C or N; at least one of X2 to X8 is N; R1, R2, R3, and R4 are independently alkyl or cycloalkyl; at least one of R1 to R4 has at least two C atoms; R5 is hydrogen, deuterium, alkyl, cycloalkyl, or a combination thereof; R6, R7, and R8 are independently hydrogen, deuterium, alkyl, cycloalkyl, and combinations thereof; and n is 1 or 2.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: June 1, 2021
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Pierre-Luc T. Boudreault, Alexey Borisovich Dyatkin, Chuanjun Xia, Hitoshi Yamamoto
  • Patent number: 11024787
    Abstract: A second fluid having a higher temperature than a first fluid, which flows in a duct, flows in contact with outside fins. Opposed regions of each power generation module and the duct apply pressure to and in contact with each other. Opposed regions of each power generation module and a corresponding one of a first outside plate and a second outside plate apply pressure to and in contact with each other. The duct is formed from a material having a thermal expansion coefficient larger than the first outside plate and the second outside plate. Additionally, two power generation modules are not necessarily required, and at least one power generation module is provided.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: June 1, 2021
    Assignee: DENSO CORPORATION
    Inventors: Takuya Matsuda, Shinya Kitagawa, Yoshiyuki Okamoto
  • Patent number: 11018348
    Abstract: A cathode of a lithium-air battery includes a carbon nanotube composite film and a protecting layer. The carbon nanotube composite film includes a carbon nanotube network structure and a catalyst in particle form located in the carbon nanotube network structure. The carbon nanotube composite film is disposed on a surface of the protecting layer. The protecting layer allows conduction of lithium ions while preventing organic substances in an electrolyte of the lithium-air battery reaching the carbon nanotube composite film. A lithium-air battery is also disclosed.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: May 25, 2021
    Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Yang Wu, Shun-Chao Ma, Zhang-Quan Peng, Jia-Ping Wang, Kai-Li Jiang, Shou-Shan Fan
  • Patent number: 10991870
    Abstract: The present invention relates to thermoelectric apparatuses for the production of thermoelectric coolers in radio electronics, medicine, and devices that are used in the conditions of repeatable temperature cycling (heating-cooling). The method of production of a thermoelectric micro-cooler includes forming on a first ceramic wafer a first conductive layer containing conductive traces; soldering legs of thermoelectric material to the conductive traces of the first conductive layer: forming on a temporary wafer a second conductive layer containing conductive traces: soldering the conductive traces of the second conductive layer to the legs of thermoelectric material; applying to the legs of thermoelectric material and soldered joints a protective coating; etching the temporary wafer; applying onto the second ceramic wafer an elastic conductive adhesive layer; adhering the second ceramic wafer to the conductive traces of the second conductive layer.
    Type: Grant
    Filed: December 27, 2018
    Date of Patent: April 27, 2021
    Assignee: RMT LIMITED
    Inventors: Vasilii Sergeevich Anosov, Mikhail Petrovich Volkov, Alexander Aleksandrovich Nazarenko, Denis Yevgenievich Surov
  • Patent number: 10978601
    Abstract: Example embodiments relate to partially translucent photovoltaic modules and methods for manufacturing partially translucent photovoltaic modules. One embodiment includes a method for electrically interconnecting a plurality of thin-film photovoltaic plates. The method includes positioning a plurality of thin-film photovoltaic plates side by side. The thin-film photovoltaic plates are partially translucent or non-translucent. The method also includes providing at least one connection element on a surface of each of the plurality of thin-film photovoltaic plates. The at least one connection element includes a plurality of electrically conductive wires arranged in a grid structure. Further, the method includes physically separating each connection element into a first connection part that includes a plurality of first electrically interconnected, conductive wires and a second connection part that includes a plurality of second electrically interconnected, conductive wires.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: April 13, 2021
    Assignee: IMEC vzw
    Inventors: Marc Meuris, Tom Borgers, Bart Onsia
  • Patent number: 10955591
    Abstract: A solar thermophotovoltaic system includes a heat exchange pipe containing a heat exchange fluid, and a thin-film integrated spectrally-selective plasmonic absorber emitter (ISSAE) in direct contact with an outer surface of the heat exchange pipe, the ISSAE including an ultra-thin non-shiny metal layer comprising a metal strongly absorbing in a solar spectral range and strongly reflective in an infrared spectral range, the metal layer having an inner surface in direct contact with an outer surface of the heat exchange pipe. The system further includes a photovoltaic cell support structure having an inner surface in a concentric configuration surrounding at least a portion of the ISSAE; and an airgap separating the support structure and the outer surface of the metal layer.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: March 23, 2021
    Assignee: IP Equity Management, LLC
    Inventors: Gennady Shvets, Chih-Hui Wu
  • Patent number: 10950776
    Abstract: A thermoelectric power generation device including: a heating unit having a heat medium passage in which a heat medium flows, a cooling unit having a cooling liquid passage in which a cooling liquid flows, a thermoelectric element having the heating unit on one side and the cooling unit on another side, the thermoelectric element configured to generate power by utilizing a temperature difference between a condensation temperature of the heat medium that undergoes latent heat transfer in the heat medium passage and a temperature of the cooling liquid; and the thermoelectric power generation device further including a heat medium adjusting unit configured to adjust the pressure or the temperature of the heat medium.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: March 16, 2021
    Assignee: YANMAR POWER TECHNOLOGY CO., LTD.
    Inventors: Yoshika Hatasako, Jiro Fukudome, Yuichiro Tanaka, Shuichi Nakagawa
  • Patent number: 10944106
    Abstract: The present application relates to a metal oxide and synthesis of a lithium ion battery. Specifically, the present application selects a cobalt oxide compound, which uses Co3O4 as a main body, as a precursor of lithium cobalt oxide, and anion doping is performed in particles of Co3O4 to obtain a doped precursor for lithium cobalt oxide. The general formula of the precursor can be expressed as Co3(O1-yMy)4, where about 0<y<about 0.2, and wherein the anion M comprises at least one of F, P, S, Cl, N, As, Se, Br, Te, I or At. The lithium ion battery with a cathode made of lithium cobalt oxide material prepared by using the precursor presents good cycle stability in a high voltage charge-discharge environment.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: March 9, 2021
    Assignee: NINGDE AMPEREX TECHNOLOGY LIMITED
    Inventors: Pengwei Chen, Meng Wang, Leimin Xu, Liang Wang
  • Patent number: 10938019
    Abstract: The object of the present invention is to provide a positive electrode active material usable for a lithium ion battery capable of high charge/discharge cycle performance and high discharge capacity. The positive electrode active material for a lithium secondary battery has a layered structure and comprises at least nickel, cobalt and manganese. Further, the positive electrode active material satisfies requirements (1) to (3) below: (1) a primary particle size of 0.1 ?m to 1 ?m, and a 50% cumulative particle size D50 of 1 ?m to 10 ?m, (2) a ratio (D90/D10) of volume-based 90% cumulative particle size D50 to volume-based 10% cumulative particle size D10 of 2 to 6, and (3) a lithium carbonate content in a residual alkali on particle surfaces of 0.1% by mass to 0.8% by mass as measured by neutralization titration.
    Type: Grant
    Filed: May 27, 2015
    Date of Patent: March 2, 2021
    Assignees: SUMITOMO CHEMICAL COMPANY, LIMITED, TANAKA CHEMICAL CORPORATION
    Inventors: Hiroyuki Kurita, Kenji Takamori, Yuichiro Imanari, Takaaki Masukawa, Daisuke Yamashita, Kimiyasu Nakao
  • Patent number: 10937972
    Abstract: The complex comprising one or more of the compound represented by general formula: RPbn1Xm1 (wherein R is a cation represented by R1NH3+ (wherein R1 represents a univalent substituted or unsubstituted hydrocarbon group), or the following formula: (wherein R2 represents a hydrogen atom, or a univalent substituted or unsubstituted hydrocarbon group); X is the same or different, and each represents a halogen atom; n1 is 0.8 to 1.2; and m1 is 2.8 to 3.2, or the compound represented by general formula: R2Pbn2Xm2 wherein R and X are as defined above; n2 is 2.8 to 3.2; and m2 is 7.7 to 8.3; and one or more dimethylformamide molecules is capable of decreasing the stirring time upon dissolution in an organic solvent such as DMSO, as well as decreasing the hysteresis and improving the solar cell characteristics (in particular, photoelectric conversion efficiency) when the complex is applied to a perovskite layer.
    Type: Grant
    Filed: December 16, 2016
    Date of Patent: March 2, 2021
    Assignee: Kyoto University
    Inventors: Atsushi Wakamiya, Yumi Hirose, Ai Shimazaki
  • Patent number: 10930857
    Abstract: The present application provides a hetero-cyclic compound which may significantly improve the service life, efficiency, electrochemical stability, and thermal stability of an organic light emitting device, and an organic light emitting device in which the hetero-cyclic compound is contained in an organic compound layer.
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: February 23, 2021
    Assignee: LT MATERIALS CO., LTD.
    Inventors: Jun-Tae Mo, Yong-Geun Jung, Won-Jang Jeong, Dae-Hyuk Choi, Joo-Dong Lee
  • Patent number: 10928353
    Abstract: In a gas sensor, a powder compact seals a void space between an inner peripheral surface of metal-made main hardware and a sensor element, and the inner peripheral surface has arithmetic average roughness of 0.5 to 5 ?m. The gas sensor includes supporters, which are arranged in a penetration hole of the main hardware, which allow the sensor element to penetrate therethrough, and which press the powder compact in sandwiching relation from both sides in an axial direction. A surface of at least one of the supporters has the arithmetic average roughness of not more than 0.5 ?m.
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: February 23, 2021
    Assignee: NGK INSULATORS, LTD.
    Inventors: Yosuke Adachi, Miyoshi Makino, Koichi Masuda
  • Patent number: 10916819
    Abstract: A multi-stage sodium heat engine is provided to convert thermal energy to electrical energy, the multi-stage sodium heat engine including at least a first stage, a second stage, and an electrical circuit operatively connecting the first stage and the second stage with an electrical load. One or more methods of powering an electrical load using a multi-stage sodium heat engine are also described.
    Type: Grant
    Filed: September 22, 2016
    Date of Patent: February 9, 2021
    Assignee: Enlighten Innovations Inc.
    Inventors: Shekar Balagopal, Ashok V. Joshi, Sanil John
  • Patent number: 10913361
    Abstract: A battery temperature control system includes: a memory storing a maximum charging current map according to temperature of a battery for an electric vehicle, and an allowable current map according to a control pilot (CP) duty; and a temperature controller comparing a maximum charging current corresponding to a current temperature of the battery with an allowable current corresponding to a current CP duty to determine whether to increase the temperature of the battery.
    Type: Grant
    Filed: November 16, 2017
    Date of Patent: February 9, 2021
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Kyu Beom Ko, Seung Myun Chung, Tae Woo Lee, Jae Seok You, Deok Keun Shin, Jin Cheol Shin
  • Patent number: 10902971
    Abstract: A front-side conductive paste for a crystalline silicon solar cell chip is provided. The front-side conductive paste for a crystalline silicon solar cell chip includes, in parts by weight, 80.0-93.0 parts of a metal powder, 6.0-15.0 parts of an organic carrier, and 1.0-5.0 parts of an oxide etching agent. The oxide etching agent contains at least 10-40% of MgO, 0.1-5% of PbO, and 5-30% of Li2O based on 100% by mole, with the molar ratio of MgO:PbO being 10:5˜40:0.1, and the mole ratio of MgO:Li2O being 10:30˜40:5. The metal powder forms good ohmic contact with crystalline silicon substrate during the sintering process of the front-side conductive paste applied overlying an insulation film on the substrate. Finally, a front-side electrode of low contact resistance, good electrical conductivity, and strong adhesion is obtained.
    Type: Grant
    Filed: April 4, 2020
    Date of Patent: January 26, 2021
    Assignee: Sobtrium Advanced Materials Technology, Ltd.
    Inventors: Jie Zhang, Xiaoli Liu, Fengzhen Sun, Delin Li
  • Patent number: 10903439
    Abstract: In one aspect, solid-state organic intermediate-band photovoltaic devices are provided. A solid-state organic intermediate-band photovoltaic device, in some embodiments, comprises an organic electron donor and an organic electron acceptor, wherein the organic electron donor comprises a singlet energy level separated from a triplet energy level by an energy gap. The device also comprises a triplet sensitizer comprising singlet and triplet energy levels falling within the singlet-triplet energy gap of the electron donor.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: January 26, 2021
    Assignee: The Trustees of Princeton University
    Inventors: Barry P. Rand, YunHui L. Lin
  • Patent number: 10897001
    Abstract: Provided is a thermoelectric conversion module, in which n-type thermoelectric conversion elements and p-type thermoelectric conversion elements are formed of materials having different thermal expansion coefficients, one surface sides of the n-type thermoelectric conversion elements and one surface sides of the p-type thermoelectric conversion elements are aligned and joined on one surface side of an insulating substrate, and thermal conductive members are formed on other surface sides of the n-type thermoelectric conversion elements and other surface side of the p-type thermoelectric conversion elements, respectively.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: January 19, 2021
    Assignee: MITSUBISHI MATERIALS CORPORATION
    Inventor: Yoshinobu Nakada
  • Patent number: 10896982
    Abstract: A multijunction solar cell assembly and its method of manufacture including interconnected first and second discrete semiconductor body subassemblies disposed adjacent and parallel to each other, each semiconductor body subassembly including first top subcell, second (and possibly third) lattice matched middle subcells; a graded interlayer adjacent to the last middle solar subcell; and a bottom solar subcell adjacent to said graded interlayer being lattice mismatched with respect to the last middle solar subcell; wherein the interconnected subassemblies form at least a four junction solar cell by a series connection being formed between the bottom solar subcell in the first semiconductor body and the bottom solar subcell in the second semiconductor body.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: January 19, 2021
    Assignee: SolAero Technologies Corp.
    Inventor: Daniel Derkacs
  • Patent number: 10886335
    Abstract: There is provided an imaging device including an upper electrode; a lower electrode; a photoelectric conversion layer disposed between the upper electrode and the lower electrode; and a first organic semiconductor material including an indolocarbazole derivative and disposed between the upper electrode and the lower electrode. Further, there is provided an electronic apparatus including an imaging device that includes an upper electrode; a lower electrode; a photoelectric conversion layer disposed between the upper electrode and the lower electrode; and a first organic semiconductor material including an indolocarbazole derivative and disposed between the upper electrode and the lower electrode.
    Type: Grant
    Filed: November 17, 2017
    Date of Patent: January 5, 2021
    Assignee: Sony Corporation
    Inventors: Yasuharu Ujiie, Masakazu Muroyama, Masashi Bando, Masaki Murata, Hideyuki Kumita, Sachiko Sakaigawa, Shintarou Hirata, Yuya Kumagai, Yu Kato
  • Patent number: 10886452
    Abstract: Systems, methods, and devices of the various embodiments provide for microfabrication of devices, such as semiconductors, thermoelectric devices, etc. Various embodiments may include a method for fabricating a device, such as a semiconductor (e.g., a silicon (Si)-based complementary metal-oxide-semiconductor (CMOS), etc.), thermoelectric device, etc., using a mask. In some embodiments, the mask may be configured to allow molecules in a deposition plume to pass through one or more holes in the mask. In some embodiments, molecules in a deposition plume may pass around the mask. Various embodiments may provide thermoelectric devices having metallic junctions. Various embodiments may provide thermoelectric devices having metallic junctions rather than junctions formed from semiconductors.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: January 5, 2021
    Assignee: UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF NASA
    Inventors: Sang H. Choi, Adam J. Duzik