Patents Examined by Harold Y. Pyon
  • Patent number: 10629323
    Abstract: Disclosed herein are electrically conductive adhesives (ECA) comprising: (a) organic binder, (b) electrically conductive powders comprised of silver particles and surface coated copper particles, and optional (c) solvent.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: April 21, 2020
    Inventors: Minfang Mu, Dan Feng, Jose Manuel Rodriguez-Parada
  • Patent number: 10529460
    Abstract: Provided is a method for preparing metal/molybdenum oxide nanoparticles, the method including: preparing polycrystalline molybdenum oxide particles; and obtaining metal-doped molybdenum oxide nanoparticles by dissolving the polycrystalline molybdenum oxide particles and a metal precursor in a first solvent, and then performing a solvothermal reaction.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: January 7, 2020
    Inventors: Jin Soo Kim, Sang Hyuk Im, Jin Hyuck Heo, Kyung Min Im, Woo Sik Kim
  • Patent number: 10513582
    Abstract: A tetracarboxylic dianhydride, which is a compound represented by the following general formula (1): [in the formula (1), A represents a divalent aromatic group in which the number of carbon atoms forming an aromatic ring is 6 to 30 or the like, and multiple R1s each independently represent a hydrogen atom or the like].
    Type: Grant
    Filed: April 21, 2015
    Date of Patent: December 24, 2019
    Inventors: Masaki Noguchi, Daisuke Watanabe, Ryuichi Ueno, Takaya Matsumoto, Shinichi Komatsu
  • Patent number: 10515737
    Abstract: A conductive paste composition, a method for preparing the same, and an electrode formed by the conductive paste composition are disclosed. In one aspect, the conductive paste composition includes a copper-based particle and a boron-based particle of which a surface is partially or entirely coated with boron oxide. The boron-based particle is crystalline boron-based particle or amorphous boron-based particle. The boron-based particle has a content of more than 1 wt % to less than 10 wt % based on a total content of the conductive paste composition.
    Type: Grant
    Filed: October 31, 2017
    Date of Patent: December 24, 2019
    Assignee: Korea Electronics Technology Institute
    Inventors: Sung Hyun Kim, Ji Sun Park, Myong Jae Yoo
  • Patent number: 10504635
    Abstract: An object of the present invention is to provide a carbonaceous material for a negative electrode for producing a nonaqueous electrolyte secondary battery capable of rapid charge and discharge and having excellent rate characteristics (output characteristics) while maintaining a large discharge capacity. The problem described above can be solved by a carbonaceous material for a nonaqueous electrolyte secondary battery negative electrode of the present invention obtained by heat-treating a non-graphitizable carbon precursor which is pulverized and contains from 13 to 80 wt. % of a volatile component. With the present invention, it is possible to provide a carbonaceous material for a nonaqueous electrolyte secondary battery negative electrode, whereby a nonaqueous electrolyte secondary battery having a large charge-discharge capacity and having excellent rate characteristics can be produced.
    Type: Grant
    Filed: February 19, 2014
    Date of Patent: December 10, 2019
    Assignee: KURARAY CO., LTD.
    Inventors: Makoto Imaji, Yasuhiro Tada, Naohiro Sonobe
  • Patent number: 10497488
    Abstract: A method of manufacturing a composite material may include providing one or more layers of reinforcement material penetrated with viscous matrix material that is doped with electrically conductive particles. The method may further include applying a magnetic field to arrange the particles into one or more electrically conductive pathways, and curing the matrix material to secure the pathways in position relative to the reinforcement material.
    Type: Grant
    Filed: September 11, 2018
    Date of Patent: December 3, 2019
    Assignee: The Boeing Company
    Inventor: Keith Daniel Humfeld
  • Patent number: 10490316
    Abstract: Provided are novel titanium oxide particles, production method thereof, and applications which do not need a conductive aid or minimize the conductive aid. Novel titanium oxide particles 1 employ a three-dimensional network structure in which multiple crystallites 2 are coupled in sequence, and a magneli phase 2a is formed on the surface of the crystallites 2. The crystallites 2 are oriented at random, coupled with each other via pinacoid or end surface, and laminated as the three-dimensional network structure. A large number of spaces 3 in nano size is present in the titanium oxide particles 1, a grain boundary of the bonding interface is eliminated between the crystallites 2, while a large number of pores is present.
    Type: Grant
    Filed: May 27, 2015
    Date of Patent: November 26, 2019
    Assignee: Nippon Chemi-Con Corporation
    Inventors: Katsuhiko Naoi, Wako Naoi, Satoru Tsumeda, Shuichi Ishimoto, Kenji Tamamitsu
  • Patent number: 10472373
    Abstract: The present invention discloses new molecules having defined structures of a series of thienothiophene (TT), dithienothiophene (DTT) and their substituted derivatives with triphenylamine and tetraphenylethylene, light emitting devices of which are expected to be applied to organic light emitting diodes (OLED).
    Type: Grant
    Filed: February 20, 2015
    Date of Patent: November 12, 2019
    Assignee: TUBITAK
    Inventors: Turan Ozturk, Ali Buyruk, Emine Tekin, Selin Piravadili Mucur, Ahmet Ceyhan Goren
  • Patent number: 10446836
    Abstract: The present invention provides a method for preparing a positive active material for a secondary lithium battery. The method includes the steps of: synthesizing an intermediate product of a core represented by formula LixMyN1-yO2-?A?; adding P source into the intermediate product to obtain a phosphate which does not contain lithium; and adding lithium source into the mixture of the phosphate and LixMyN1-yO2-?A? and sintering to obtain the positive active material for secondary lithium battery. The method for preparing a positive active material for a secondary lithium battery of the present invention has the following advantages: 1) the P source can be dispersed on the surface of the core more uniformly; 2) the coating layer can be bonded to the core more tightly; and 3) the positive active material has higher rate discharge performance.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: October 15, 2019
    Assignee: Ningde Amperex Technology Limited
    Inventors: Xiangpeng Fang, Chengren Wu, Na Liu, Xuguang Gao
  • Patent number: 10446846
    Abstract: A negative electrode active material particle has a composition represented by the following formula (I): SiOxDy . . . (I). In the formula (I), x satisfies 0?x?1.5. D is a group 13 element or a group 15 element in a periodic table. In an outermost surface of the negative electrode active material particle, y satisfies 10?11?y?10?1. In a center of the negative electrode active material particle, y satisfies y?10?12.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: October 15, 2019
    Inventors: Ryosuke Ohsawa, Akira Tsujiko
  • Patent number: 10442736
    Abstract: There is provided a platy Mg-containing zinc oxide sintered compact containing 1 to 10 wt % Mg as a first dopant element and 0.005 wt % or more at least one second dopant element selected from the group consisting of Al, Ga and In, the balance consisting essentially of ZnO and optionally at least one third dopant element selected from the group consisting of Br, Cl, F, Sn, Y, Pr, Ge, B, Sc, Si, Ti, Zr, Hf, Mn, Ta, W, Cu, Ni, Cr, La, Gd, Bi, Ce, Sr and Ba, wherein the (002)-plane or (100)-plane orientation in the plate surface is 60% or more. The Mg-containing zinc oxide sintered compact of the present invention has excellent properties such as high orientation despite solid dissolution of Mg.
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: October 15, 2019
    Assignee: NGK Insulators, Ltd.
    Inventors: Sota Okochi, Jun Yoshikawa, Koichi Kondo
  • Patent number: 10435578
    Abstract: A printing ink composition includes a metal salt of a metal ion and a counter ion, and a viscosity adjusting agent. The metal ion is present as a metal complex of the metal ion and the viscosity adjusting agent, the viscosity adjusting agent includes at least one functional ligand, where the functional ligand may be a monofunctional ligand having one functional group and multifunctional ligands having more than one functional groups.
    Type: Grant
    Filed: May 6, 2014
    Date of Patent: October 8, 2019
    Assignee: SPGPrints B.V.
    Inventors: Josué Jean Philippe Valeton, Robert-Jan Abbel
  • Patent number: 10407604
    Abstract: Provided is a heat-dissipating resin composition including: a rubber material having an average emissivity of 80% or higher in a wavelength range from 5 ?m to 20 ?m; and a filler having a grain diameter of 15 ?m or smaller and an aspect ratio of 3 to 10, wherein the heat-dissipating resin composition has an emissivity of 90% or higher in the wavelength range from 5 ?m to 20 ?m.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: September 10, 2019
    Inventors: Honami Nawa, Hirohisa Hino, Arata Kishi, Naomichi Ohashi, Yasuhiro Suzuki, Hidenori Miyakawa
  • Patent number: 10403416
    Abstract: Conductive polypropylene-based foamed resin particles foamed particles includes a resin composition containing 100 parts by weight of a polypropylene-based resin, 17.6 parts by weight to 33.4 parts by weight of conductive carbon black, and 0.1 parts by weight to 3.0 parts by weight of a water-soluble organic substance. The resin composition has a melting point (Tm) of 145° C. to 155° C., as measured by a differential scanning calorimetry (DSC) method, and has a temperature difference (?T) of 50° C. or more between the melting point (Tm) and a crystal melting start temperature (Tl) in a DSC differential scanning calorimetry (DSC) curve.
    Type: Grant
    Filed: February 21, 2017
    Date of Patent: September 3, 2019
    Inventor: Keishi Sato
  • Patent number: 10399055
    Abstract: Methods of manufacturing nano-engineered carbon materials, such as carbon aerogels and carbon xerogels, and methods of manufacturing precursor solutions and sol-gels for making the same are provided. A method for manufacturing a precursor solution comprises programmed-addition of a cross-linking agent to a component mixture comprising a resorcinol compound. A method for manufacturing a sol-gel comprises subjecting a precursor solutions to at least one heat treatment. Methods for producing nano-engineered carbon materials from precursor solutions and sol-gels are also provided. Methods for using the nano-engineered carbon materials are also disclosed. The resulting nano-engineered carbon materials can be useful in a range of products including, supercapacitor applications, high-surface-area electrodes, fuel cells, and desalination systems.
    Type: Grant
    Filed: April 23, 2018
    Date of Patent: September 3, 2019
    Assignee: Georgia-Pacific Chemicals LLC
    Inventors: Sudhir M. Mulik, Joseph F. Ludvik, Robert W. Fleming, Christopher M. Lee
  • Patent number: 10403769
    Abstract: The invention relates to an electro-conductive paste comprising Ag nano-particles and spherical Ag micro-particles in the preparation of electrodes, particularly in electrical devices, particularly in temperature sensitive electrical devices or solar cells, particularly in HIT (Heterojunction with Intrinsic Thin-layer) solar cells. In particular, the invention relates to a paste, a process for preparing a paste, a precursor, a process for preparing an electrical device and a module comprising electrical devices. The invention relates to a paste comprising the following paste constituents: a. Ag particles, b. a polymer system; wherein the Ag particles have a multi-modal distribution of particle diameter with at least a first maximum in the range from about 1 nm to about less than 1 ?m and at least a further maximum in the range from about 1 ?m to about less than 1 mm; wherein the difference between the first and the further maximum is at least about 0.3 ?m; wherein at least 50 wt.
    Type: Grant
    Filed: August 30, 2013
    Date of Patent: September 3, 2019
    Inventors: Christian Muschelknautz, Matthias Horteis, Isao Tanaka, Klaus Kunze, Roupen Keusseyan, Toshinori Wada, Aziz S. Shaikh
  • Patent number: 10388958
    Abstract: An electrode for an electrochemical element with an organic electrolyte includes a polymeric material containing or composed of subunits according to general formulae (I) and/or (II): wherein n is an integer ?2, Y represents an amide group (—NH—CO— or —CO—NH—), an ester group (—O—CO— or —CO—O—) or a urethane group (—NH—CO—O— or —O—CO—NH—), R1, R2, R3 and R4 each independently represent H, alkyl (preferably —CH3, —C2H5), Alkoxy-(preferably —OCH3, —OC2H5), -halogen or —CN, Ar1 and Ar4 independently represent a bridging aryl group, Ar2 and Ar3 independently represent a non-bridging aryl group, and R5 is a bridging alkyl, alkene or aryl group, wherein Ar1 and Ar4 in structures (I) and (II) independently represent a bridging aryl group.
    Type: Grant
    Filed: November 23, 2015
    Date of Patent: August 20, 2019
    Assignees: VARTA Micro Innovation GmbH, Technische Universität Graz, Polymer Competence Center Leoben GmbH
    Inventors: Martin Schmuck, Harald Kren, David E. Fast, Robert Saf, Franz Stelzer, Katharina Gallas
  • Patent number: 10374233
    Abstract: Slurry is prepared by dispersing a solvent containing fibrous carbon (carbon nanotube, vapor grown carbon fiber (VGCF (registered trademark))) by using a media-type disperser, and the slurry to be applied to a collector is obtained by kneading the prepared slurry and an electrode active material. As a media-type disperser, for example, a ball mill disperser or a bead mill disperser is used. The dispersion using the media-type disperser is performed for 5 to 10 hours. As a dispersant, for example, at least any one of a nonionic dispersant, an ethylenic dispersant, a polymeric dispersant and an amine dispersant is used. The dispersion is performed so that a fiber length of the fibrous carbon becomes 2 to 7 ?m.
    Type: Grant
    Filed: March 11, 2014
    Date of Patent: August 6, 2019
    Inventors: Yuki Ochiai, Keita Yamamoto
  • Patent number: 10350679
    Abstract: In a fine silver particle dispersing solution wherein 30 to 75% by weight of fine silver particles, which are coated with an organic acid having a carbon number of 5 to 8 or a derivative thereof and which have an average particle diameter of 1 to 100 nm, are dispersed in a water-based dispersion medium which is a solvent containing water as a main component, the fine silver particle dispersing solution containing ammonia and nitric acid, there is added 0.15 to 0.6% by weight of a surface regulating agent, which preferably contains a polyether-modified polydimethylsiloxane and a polyoxyethylene alkyl ether or a polyether, or 0.005 to 0.6% by weight of an antifoaming agent which is preferably a silicone antifoaming agent.
    Type: Grant
    Filed: May 12, 2015
    Date of Patent: July 16, 2019
    Assignee: Dowa Electronics Materials Co., Ltd.
    Inventors: Yu Murano, Hidefumi Fujita, Daisuke Itoh, Shuji Yamashita, Daiki Yoshihara
  • Patent number: 10343909
    Abstract: Methods for the preparation of few-layer phosphorene, compositions thereof and related devices fabricated therefrom.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: July 9, 2019
    Inventors: Mark C. Hersam, Joohoon Kang, Joshua D. Wood