Patents by Inventor Chi Ho To

Chi Ho To 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: 11302635
    Abstract: The disclosure provides an electronic apparatus and a manufacturing method thereof. The electronic apparatus includes a first insulating layer, a first metal layer, a second metal layer, and an electronic assembly. The first insulating layer includes a first surface and a second surface opposite to the first surface. The first metal layer has an opening and is formed on the first surface. The second metal layer is formed on the second surface and a projection of the opening on the second surface is overlapped with a projection of the second metal layer on the second surface. The electronic assembly is electrically connected with the first metal layer and the second metal layer.
    Type: Grant
    Filed: July 3, 2020
    Date of Patent: April 12, 2022
    Assignee: Innolux Corporation
    Inventors: Tang Chin Hung, Chin-Lung Ting, Chung-Kuang Wei, Ker-Yih Kao, Tong-Jung Wang, Chih-Yung Hsieh, Hao Jung Huang, I-Yin Li, Chia-Chi Ho, Yi Hung Lin, Cheng-Hsu Chou, Chia-Ping Tseng
  • Patent number: 11271039
    Abstract: This technology provides an electronic device and a method for fabricating the same. An electronic device in accordance with an implementation of this document may include a substrate including a first portion in a first region and a second portion in a second region; a plurality of memory cells disposed over the first portion of the substrate; a first insulating layer extending over the second portion of the substrate and at least partially filling a space between adjacent ones of the plurality of memory cells; and a second insulating layer disposed over the first insulating layer. The first insulating layer has a dielectric constant smaller than that of the second insulating layer, a thermal conductivity smaller than that of the second insulating layer, or both.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: March 8, 2022
    Assignee: SK hynix Inc.
    Inventors: Chi-Ho Kim, Min-Seon Kang, Hyun-Seok Kang, Hyo-June Kim, Jae-Geun Oh, Su-Jin Chae
  • Publication number: 20220055941
    Abstract: A mixed silver powder and a conductive paste comprising the powder are disclosed. The mixed silver powder is obtained by mixing two or more spherical silver powders having different properties from each other. The mixed powder may minimize the disadvantages of the respective types of the two or more powders and maximize the advantages thereof, thereby improving the characteristics of products. In addition, by comprehensively controlling the particle size distribution of surface-treated mixed silver powder and the particle diameter and specific gravity of primary particles, a high-density conductor pattern, a precise line pattern, and the suppression of aggregation over time can be simultaneously achieved.
    Type: Application
    Filed: March 25, 2020
    Publication date: February 24, 2022
    Applicant: DAEJOO ELECTRONIC MATERIALS CO., LTD
    Inventors: Chi Ho YOON, Jin Ho KWAK, Won Jun JO, Young Ho LEE, Jong Chan LIM, Moo Hyun LIM
  • Patent number: 11258054
    Abstract: A positive electrode active material contains a lithium-rich lithium manganese-based oxide represented by chemical formula (1), Li1+aNixCoyMnzMvO2?bAb??(1) wherein, 0<a?0.2, 0<x?0.4, 0<y?0.4, 0.5?z?0.9, 0?v?0.2, a+x+y+z+v=1, and 0?b?0.5; M is one or more elements selected from the group consisting of Al, Zr, Zn, Ti, Mg, Ga, In, Ru, Nb, and Sn; and A is one or more elements selected from the group consisting of P, N, F, S and Cl; and a coating layer formed on a surface of the lithium-rich lithium manganese-based oxide, wherein the coating layer contains a lithium-deficient transition metal oxide in a lithium-deficient state having a molar ratio of lithium to transition metal of less than 1 is formed on the surface of the lithium-rich lithium manganese-based oxide, and wherein the content of the coating layer is 1% to 10% by weight based on the total weight of the positive electrode active material.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: February 22, 2022
    Inventors: Gi Beom Han, Min Kyu You, Chi Ho Jo, Jintae Hwang, Wang Mo Jung, Sungbin Park
  • Publication number: 20220052309
    Abstract: Disclosed herein are a method of manufacturing a sulfide-based all-solid-state battery, and a sulfide-based all-solid-state battery manufactured thereby, wherein the battery includes a surface heat-treated positive electrode active material, which is simply performed by heating a positive electrode active material at 400° C. to 600° C. in an inert gas state, as a low-cost method of uniformly treating the surface of a positive electrode active material such that the positive electrode active material does not react with a sulfide-based solid electrolyte.
    Type: Application
    Filed: August 13, 2020
    Publication date: February 17, 2022
    Inventors: Chi Ho Jo, Wang Mo Jung, Hyuk In Moon, Ying Shirley Meng
  • Publication number: 20220052322
    Abstract: Disclosed herein are a sulfide-based all-solid-state battery and a method of manufacturing the same, wherein the sulfide-based all-solid-state battery includes a positive electrode active material coated with a lithium niobate precursor, which is manufactured by a polyol process having low production cost, such that it improves safety and increases capacity of the sulfide-based all-solid-state battery.
    Type: Application
    Filed: August 13, 2020
    Publication date: February 17, 2022
    Inventors: Chi Ho Jo, Wang Mo Jung, Hye Seung Chung, Hyuk In Moon, Ying Shirley Meng
  • Publication number: 20220045320
    Abstract: A method for preparing a positive electrode active material and a positive electrode active material prepared thereby are provided. The method includes a first step of reacting a coating precursor preparation solution including a metal solution containing metal ions included in a coating layer and a chelating agent to prepare a coating precursor, which is a complex in which the metal ions and the chelating agent are combined, and a second step of dry-mixing particles having a specific composition and the coating precursor, followed by firing the mixture to form a coating layer having a specific composition on surfaces of the particles.
    Type: Application
    Filed: August 7, 2020
    Publication date: February 10, 2022
    Inventors: Chi Ho Jo, Wang Mo Jung, Hyeseung Chung, Ying Shirley Meng
  • Publication number: 20220043880
    Abstract: A method for predictive caching may include determining previous user activity related to data items and/or documents, receiving a request to view a document from a user, predicting data items to pre-cache based on the previous user activity and at least one other factor, prioritizing the predicted data items for pre-caching, dividing the prioritized data items for pre-caching into a plurality of groups, downloading prioritized data items for each group among the plurality of groups according to the prioritization of the predicted data items, and displaying a view of the document after data items, corresponding to the request, are received.
    Type: Application
    Filed: July 22, 2021
    Publication date: February 10, 2022
    Inventors: Chi Ho YOON, Zhijian XU, Ji JIN, Shrimohan DAMANI
  • Publication number: 20220011059
    Abstract: The present invention provides a composite server heat sink with a metal base having a thermal conductivity of at least 200 W/mK. Plural fins extend from the metal base, each fin having an anisotropic thermal conductivity in a range of approximately 300 to 650 W/mK in a longitudinal direction of the fin and less than approximately 30 W/mK in a widthwise direction of the fin. Each fin includes graphite in an amount of approximately 45-70 wt. %, diamond in an amount of approximately 2.5 to 10 wt. % with the balance comprising a metal selected from one or more of copper and aluminum. To create the anisotropic thermal properties, the graphite is aligned along the longitudinal direction of the fin.
    Type: Application
    Filed: July 7, 2020
    Publication date: January 13, 2022
    Inventors: Xiaohua CHEN, Chi Ho KWOK, Chenmin LIU, Ai Xiang SUN, Lanyue DOU
  • Publication number: 20210399411
    Abstract: An antenna device is provided. The antenna device includes a first substrate, a first conductive layer, a first insulating structure, a second substrate, a second conductive layer and a liquid-crystal layer. The first conductive layer is disposed on the first substrate. The first insulating structure is disposed on the first conductive layer, and the first insulating structure includes a first region and a second region. The second substrate is disposed opposite to the first substrate. The second conductive layer is disposed on the second substrate. The liquid-crystal layer is disposed between the first conductive layer and the second conductive layer. The thickness of the first region is less than the thickness of the second region, and at least a portion of the first region is disposed in an overlapping region of the first conductive layer and the second conductive layer.
    Type: Application
    Filed: August 31, 2021
    Publication date: December 23, 2021
    Inventors: Yi-Hung LIN, Tang-Chin HUNG, Chia-Chi HO, I-Yin LI
  • Patent number: 11201404
    Abstract: An electromagnetic wave adjusting device includes a first substrate, a first conductive element, a first insulation layer, a second substrate, a second conductive element, a dielectric layer, and a conductive layer. The first conductive element is disposed on the first substrate. The first insulation layer is disposed on the first conductive element. The second conductive element is disposed on the second substrate. The dielectric layer is disposed between the first substrate and the second substrate. The first conductive layer is disposed on the first insulation layer and electrically connected to the first conductive element. The electromagnetic wave adjusting device includes an overlap area and a capacitance adjustable area. An overlap portion of the first conductive element and the second conductive element constitutes the overlap area, the capacitance adjustable area includes the overlap area, and at least part of the first conductive layer is disposed in the capacitance adjustable area.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: December 14, 2021
    Assignee: Innolux Corporation
    Inventors: Hsiuyi Tsai, Yi Hung Lin, Chia-Chi Ho, Yan-Zheng Wu
  • Publication number: 20210385947
    Abstract: The present disclosure is relates to a conductive film and a manufacturing method thereof. The conductive film includes a base layer, a TPU complex layer, a conductive layer and a TPU surface layer. The TPU complex layer includes a TPU heat-resistant layer and a TPU melting layer. The TPU heat-resistant layer is disposed on the TPU melting layer, and the TPU melting layer is disposed on the base layer. The conductive layer includes a conductive circuit disposed on the TPU heat-resistant layer. The TPU surface layer is disposed on the conductive layer. Utilizing the TPU complex layer, the conductive layer does not contact directly with the base layer to avoid breaking the conductive line of the conductive layer when the base layer is pulled. Therefore, the lifetime of the conductive film can be increased.
    Type: Application
    Filed: May 28, 2021
    Publication date: December 9, 2021
    Inventors: CHIH-YI LIN, KUO-KUANG CHENG, CHI-CHIN CHIANG, WEN-HSIN TAI, I-JU WU, CHI-HO TIEN
  • Patent number: 11183691
    Abstract: Provided are a metal element-doped positive electrode active material for a high voltage and a preparation method thereof. The positive electrode active material may include a lithium cobalt oxide having a layered crystal structure; and a metal element (M) incorporated into the lithium cobalt oxide in an amount of 0.2 parts by weight to 1 part by weight with respect to 100 parts by weight of the lithium cobalt oxide, wherein the metal element (M) does not form a chemical bond with the elements of the lithium cobalt oxide, and wherein the layered crystal structure in maintained at a positive electrode potential of more than 4.5 V (based on Li potential) when fully charged.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: November 23, 2021
    Inventors: Sungbin Park, Younguk Park, Jiyoung Park, Bo Ram Lee, Chi Ho Jo, Hyuck Hur, Wang Mo Jung
  • Patent number: 11173451
    Abstract: Trace hydrogen may be removed from a dry gas by passing the dry gas at a temperature from about 0° C. to about 60° C. through at least one layer of a first hopcalite catalyst to produce product gas that is at least substantially free of hydrogen, wherein the first hopcalite catalyst has a molar ratio of copper to manganese of more than 0.55. Advantages include increase hydrogen capacity, lower feed and regeneration temperatures and lower sensitivity to carbon dioxide than equivalent processes using standard hopcalite catalyst having a Cu/Mn molar ratio from 0.45 to 0.55.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: November 16, 2021
    Assignee: Air Products and Chemicals, Inc.
    Inventors: Garret Chi-Ho Lau, William Jack Casteel, Jr., Timothy Christopher Golden, Venkataramanan Ravi, Jeffrey Raymond Hufton, Guarav Kumar
  • Publication number: 20210343909
    Abstract: A barrier free quantum dot particles film includes a free standing layer comprising shielded quantum dot particles; wherein the shielded quantum dot particles are formed by shielding quantum dot particles by at least one shielding method; wherein the shielded quantum dot particles are characterized in resisting at least one condition selected from the group consisting of high temperature, high humidity and water; and wherein the shielded quantum dot particles are dispersed in an acrylate adhesive. A method of fabricating a barrier free quantum dot particles free standing film is also disclosed. The method of fabrication of shielded quantum dot particles film on a light emitting diode (LED) lens is also disclosed.
    Type: Application
    Filed: July 16, 2021
    Publication date: November 4, 2021
    Inventors: Chi Ho Kwok, Chi Hin Wong, Wing Yin Yung, Chenmin Liu
  • Patent number: 11165059
    Abstract: A negative electrode active material including lithium titanium oxide particles, wherein the lithium titanium oxide particles have a Na content of 50 ppm-300 ppm, a K content of 500 ppm-2400 ppm and a crystallite size of 100-200 nm, and a lithium secondary battery including the same.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: November 2, 2021
    Assignee: LG CHEM, LTD.
    Inventors: Sung-Bin Park, Ji-Young Park, Bo-Ram Lee, Chi-Ho Jo, Jung-Min Han, Hyuck Hur, Wang-Mo Jung
  • Publication number: 20210337089
    Abstract: A food processing apparatus is provided that includes: a housing structure, a food container structure which is disposed in the housing structure, and an image capturing module, which is located on the food container structure and includes a shell, an image capturing assembly and an air curtain assembly. The shell includes an optical channel which includes a lower opening end, an upper opening end and a wall surface disposed between the lower opening end and the upper opening end. The lower opening end faces the food container structure, the image capturing assembly is disposed at the upper opening end, and the air curtain assembly is disposed on the wall surface. In this way, the air curtain assembly can blow away or block the oil fumes after the food is heated, so that the image capturing module can observe the food processing clearly without being affected by the oil fumes.
    Type: Application
    Filed: April 17, 2021
    Publication date: October 28, 2021
    Inventors: Yun-Long TUN, San-Chi HO, Ping-Hung CHEN
  • Publication number: 20210322625
    Abstract: The present disclosure provides a method for manufacturing a porous film, including: preparing a polymer mixture solution, wherein the polymer mixture solution includes polycaprolactone and at least one hydrophobic polymer; adding solid particles as a dispersing agent to the polymer mixture solution and mixing the solid particles with the polymer mixture solution, wherein the amount of solid particles added is enough to convert the polymer mixture solution into a solid mixture; drying the solid mixture to form a film; and washing the film with a washing fluid to remove the solid particles from the film to form the porous film, wherein the weight ratio of the polycaprolactone to the at least one hydrophobic polymer is about 1:0.1-10, and wherein the weight ratio of the polycaprolactone and the at least one hydrophobic polymer to the solid particles is about 1:0.01-250.
    Type: Application
    Filed: May 5, 2021
    Publication date: October 21, 2021
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Hsin-Hsin SHEN, Ming-Chia YANG, Chia-Chi HO, Fang-Jie JANG, Che-Yu OU, Chi-Hsiang LIAO, Brian HSU, Tai-Horng YOUNG
  • Patent number: 11143920
    Abstract: A display panel including a first substrate, a second substrate, and a display medium layer, a pixel array structure, and a first spacer that are disposed between the first substrate and the second substrate is provided. The pixel array structure includes a first signal line, and has a first platform region located on the first signal line, a first display region and a first support region located between the first platform region and the first display region. A first platform top surface of the first platform region and the first substrate are spaced by a first distance. A support top surface of the first support region and the first substrate are spaced by a second distance. A display top surface of the first display region and the first substrate are spaced by a third distance. A terminal surface of the first spacer contacts the first platform top surface.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: October 12, 2021
    Assignee: Au Optronics Corporation
    Inventors: Chi-Ho Chang, An-Cheng Chou, Yu-Chang Wen
  • Patent number: 11145600
    Abstract: An electronic device is provided. The electronic device includes a first substrate. The electronic device also includes a multilayer electrode disposed on the first substrate. The multilayer electrode includes a first conductive layer, a second conductive layer disposed on the first conductive layer, and a third conductive layer disposed on the second conductive layer. The electronic device further includes a second substrate facing the first substrate. In addition, the electronic device includes a working medium disposed between the first substrate and the second substrate. The chemical electromotive force of the second conductive layer is between that of the first conductive layer and the third conductive layer.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: October 12, 2021
    Assignee: INNOLUX CORPORATION
    Inventors: Chia-Chi Ho, Ming-Yen Weng, I-Yin Li