Patents Examined by Eli D Strah
  • Patent number: 11975506
    Abstract: A display device includes a display panel including a substrate and a base film positioned on one surface of the display panel. The base film includes a first layer and a second layer overlapping each other, and a metal layer positioned between the first layer and the second layer. A modulus of each of the first layer and the second layer is 1 GPa to 10 GPa.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: May 7, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Jung Hun Lee
  • Patent number: 11969978
    Abstract: A film, a manufacturing method of the film, a cover film, and a multi-layered electronic device include an elastic layer having a storage modulus index KSM of 20 to 350 Mpa represented by Equation 1 below and a haze of 3% or less, thereby providing the film having substantially low storage modulus variations over a wide temperature range, with good mechanical properties such as excellent elastic recovery force and good optical properties such as low haze, and provide the cover film or the multi-layered electronic device including the same. K SM = ( SM - 40 × SM 80 SM 20 ) - SM 80 [ Equation ? 1 ] Where SMn is a storage modulus (Mpa) measured at a temperature of n° C.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: April 30, 2024
    Assignees: SK microworks Co., Ltd., Arkema France
    Inventors: Kwangho Jang, Kweonhyung Han, Jinwoo Park, Atsushi Yoshitake, Sebastien Merzlic
  • Patent number: 11958993
    Abstract: Disclosed herein are an adhesive protective film, an optical member including the same, and an optical display including the same. An adhesive protective film is formed of a composition including a (meth)acrylic binder derived from a monomer mixture including: an alkyl group-containing (meth)acrylic monomer; and at least one selected from among a hydroxyl group-containing (meth)acrylic monomer, a carboxyl group-containing (meth)acrylic monomer, and a polysiloxane (meth)acrylate, the adhesive protective film having an initial peel strength of about 100 gf/inch or less and a peel strength decrease rate of about 50% or less, as calculated according to Equation 1.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: April 16, 2024
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Irina Nam, Tae Ji Kim, Won Kim, Il Jin Kim, Jung Hyo Lee, Oh Hyeon Hwang
  • Patent number: 11945922
    Abstract: The present invention provides a polyimide film in which a parameter A for the relationship of the viscosity (V) of a polyamic acid solution, the number average molecular weight (Mn) of polyamic acid, and the thickness (T) of a polyimide film falls within a range from 0.4 to 1.13.
    Type: Grant
    Filed: November 22, 2018
    Date of Patent: April 2, 2024
    Assignee: PI ADVANCED MATERIALS CO., LTD.
    Inventors: Won Ho Son, Hyong Sop Jo
  • Patent number: 11945984
    Abstract: A reinforcing film comprises a pressure sensitive adhesive layer laminated and fixed on a principal surface of a film substrate. The pressure sensitive adhesive layer is formed of a photocurable composition containing a photocurable agent and a base polymer having a crosslinked structure. The gel fraction of the photocurable composition is preferably 60% or more. The shear storage elastic modulus at 25° C. of the pressure sensitive adhesive layer is preferably 1×104 to 1.2×105 Pa. The shear storage elastic modulus at 25° C. of the pressure sensitive adhesive layer after photocuring is preferably 1.5×105 to 2×106 Pa.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: April 2, 2024
    Assignee: NITTO DENKO CORPORATION
    Inventors: Takeshi Nakano, Keiji Hayashi, Souya Jo, Shogo Sasaki, Kenichi Kataoka
  • Patent number: 11898064
    Abstract: The present invention discloses a adhesive sheet effectively blocking light in the ultraviolet light region without deteriorating the transmittance with respect to the visible light region and the adhesiveness and a adhesive composition including binder resin and light absorption dye dispersed in the binder resin, and it is possible to effectively block light under the 410 nm wavelength region and to be applied to a various kinds of display devices.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: February 13, 2024
    Assignee: LMS CO., LTD.
    Inventors: Joon Ho Jung, Hyun Young Joo
  • Patent number: 11872787
    Abstract: A window pane includes a transmission control layer including a first glass sheet, a second glass sheet, and a liquid crystal material disposed between the first glass sheet and the second glass sheet. Each of the first glass sheet and the second glass sheet has a thickness of about 1 mm or less. A first panel is bonded to the first glass sheet of the transmission control layer. A second panel is bonded to the second glass sheet of the transmission control layer. The transmission control layer is disposed between the first panel and the second panel. The liquid crystal material is controllable to adjust a transmittance of the window pane.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: January 16, 2024
    Assignees: CORNING INCORPORATED, MERCK PATENT GMBH
    Inventors: James Gregory Couillard, Lisa Lynn Griesbach Hawkins, James Martin Grochocinski, Rainer Neeff, Felix Fritz Rudolf-Schlosser
  • Patent number: 11867988
    Abstract: A layered structure including a transparent substrate; a photoluminescent layer disposed on the transparent substrate and a pattern of a quantum dot polymer composite; and a capping layer disposed on the photoluminescent layer and including an inorganic material, a method of producing the same, a liquid crystal display including the same. The quantum dot polymer composite includes a polymer matrix; and a plurality of quantum dots in the polymer matrix, the pattern of the quantum dot polymer composite includes at least one repeating section and the repeating section includes a first section configured to emit light of a first peak wavelength, the inorganic material is disposed on at least a portion of a surface of the repeating section, and the inorganic material includes a metal oxide, a metal nitride, a metal oxynitride, a metal sulfide, or a combination thereof.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: January 9, 2024
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG DISPLAY CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Deukseok Chung, Shin Ae Jun, Tae Won Jeong, Yong Seok Han
  • Patent number: 11845884
    Abstract: An adhesive resin and an adhesive composition for an optical member including the same is provided. The adhesive resin includes an acrylic copolymer formed by polymerizing a monomer mixture including a monomer represented by [Formula 1], a (meth)acrylic monomer having a cross-linkable functional group, and an alkyl (meth)acrylate-based monomer.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: December 19, 2023
    Inventors: Yoon Jung Kim, Min Ki Lee, Eun Suk Kim, Kee Young Kim
  • Patent number: 11827727
    Abstract: A photo-alignment polymer has a repeating unit represented by Formula (1), in Formula (1), R1 represents a hydrogen atom or a substituent, X represents —O—, —S—, or —NR2—, in which R2 represents a hydrogen atom or a substituent, L1 represents a single bond or a divalent linking group, P represents a photo-aligned group, and A represents an acid-cleavage group which is decomposed by an action of acid to produce a polar group
    Type: Grant
    Filed: November 15, 2022
    Date of Patent: November 28, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Soichiro Watanabe, Yutaka Nozoe, Takashi Iizumi, Akio Tamura, Tomoaki Yokota, Keisuke Yoshimasa, Ayako Matsumoto
  • Patent number: 11822179
    Abstract: A touch sensor panel includes a base layer, a touch sensor layer, and a first insulating layer in this order. The touch sensor layer includes a patterned conductive layer. A water vapor transmission rate Pc of the base layer at a temperature of 40° C. and a humidity of 90% RH is not higher than 900 g/(m2•24 hr). A water vapor transmission rate Pa of the first insulating layer at a temperature of 40° C. and a humidity of 90% RH is not higher than 900 g/(m2•24 hr).
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: November 21, 2023
    Assignees: SUMITOMO CHEMICAL COMPANY, LIMITED, DONGWOO FINE-CHEM CO., LTD.
    Inventors: Byunghoon Song, Wonkyu Jung
  • Patent number: 11820102
    Abstract: A composite material having a plurality of discrete layers layered on top of each other including a thermoformable foil or film layer; a core material layer; and a nonwoven material layer. The nonwoven material layer is adapted to face a stream of air and the core material layer is sandwiched between the nonwoven material layer and the thermoformable foil or film layer. The composite material may be used to form an air duct.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: November 21, 2023
    Assignee: Zephyros, Inc.
    Inventors: Markus Volkmann, Radka Pigová
  • Patent number: 11809044
    Abstract: A liquid crystal retardation film, a polarizing plate for light emitting displays including the same, and a light emitting display including the same are provided. The liquid crystal retardation film includes: a first retardation layer having no alignment layer, a UV absorbent primer layer, and a second retardation layer sequentially formed in the stated order, wherein each of the first retardation layer and the second retardation layer may be a liquid crystal layer.
    Type: Grant
    Filed: September 11, 2018
    Date of Patent: November 7, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jin Hee Choi, Jin Sook Kim, Jung Hun You, Sun Hong Park, Sang Hum Lee
  • Patent number: 11796717
    Abstract: An antireflection plate has a structure in which a hard coat layer, an antireflective layer having a low refractive index layer, a protective layer, and an overcoat layer are laminated in this order on a transparent resin substrate. The low refractive index layer is a cured body of a curable composition containing 50 to 200 parts by mass of (B-2) hollow silica fine particles, and the low refractive index layer has a refractive index of 1.20 to 1.45. The protective layer is a cured body of a curable composition containing 7.5 to 35 parts by mass of (B-3) spherical silica fine particles, and the protective layer has a thickness of 10 to 15 nm and a refractive index of 1.45 to 1.50. The overcoat layer includes a polymer of a fluorine-containing silicon compound.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: October 24, 2023
    Assignee: FUKUVI CHEMICAL INDUSTRY CO., LTD.
    Inventors: Masahiro Saito, Daisuke Hayashi, Yu Arai
  • Patent number: 11787985
    Abstract: An adhesive film for polarizing plates, a polarizing plate including the same, and an optical display including the same are provided. The adhesive film for polarizing plates is formed of an adhesive composition comprising: a (meth)acrylic copolymer; an adhesion promoter; a mixture of an isocyanate curing agent and a carbodiimide curing agent; and a UV absorbent, and the adhesive film has a glass transition temperature of about ?47° C. to ?40° C., and the adhesive film has a light transmittance of about 3% or less at a wavelength of about 380 nm.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: October 17, 2023
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Mi Yeon Yu, Seung Jun Lee, Woo Jin Jeong, Ha Yun Cho, Il Jin Kim
  • Patent number: 11762276
    Abstract: Provided is a compound that is fluidized by light irradiation and reversibly non-fluidized, and is not significantly colored. Provided is a photoresponsive compound represented by the following general formula (1), the photoresponsive compound being fluidized by light irradiation and reversibly non-fluidized: R1—Z1?Z2—R2??General formula (1) wherein Z1 and Z2 are N or CH, while Z1?Z2, R1 contains an aromatic hydrocarbon structure, R2 contains an aromatic heterocyclic structure, and a hydrogen atom is bonded to at least one carbon atom bonded adjacent to a carbon atom in the aromatic heterocyclic structure bonded to the Z2.
    Type: Grant
    Filed: July 15, 2021
    Date of Patent: September 19, 2023
    Assignee: KONICA MINOLTA, INC.
    Inventors: Yukiko Nakai, Kouji Sugama, Haruo Horiguchi, Kazuaki Nakamura, Toyoko Shibata
  • Patent number: 11739236
    Abstract: A resin composition includes a first (meth)acrylate monomer a second (meth)acrylate monomer containing an oxy group or a divalent alkyl group, a urethane (meth)acrylate oligomer, and at least one photoinitiator. A content of the first (meth)acrylate monomer is about 1.6 to about 4.7 times greater than a content of the urethane (meth)acrylate oligomer.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: August 29, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventor: Keisuke Morita
  • Patent number: 11708512
    Abstract: The present application provides an adhesive composition for a foldable display including a thermocurable resin; and a crosslinking agent, wherein the thermocurable resin includes a unit derived from a compound including at least one N or O; and at least one unshared electron pair in the molecule, and the thermocurable resin has a glass transition temperature of ?70° C. or lower, an adhesive film using the same, and a foldable display including the same.
    Type: Grant
    Filed: February 1, 2019
    Date of Patent: July 25, 2023
    Assignee: LG CHEM, LTD.
    Inventors: Hee Song, Hyon Gyu Park, Hyun Cheol Kim
  • Patent number: 11697749
    Abstract: A multilayer adhesive tape is provided, including: a first outer adhesive layer; an intermediate adhesive layer; and a second outer adhesive layer sequentially. At least one of the first outer adhesive layer and the second outer adhesive layer includes a cured product of an outer adhesive composition including a high molecular weight prepolymer having a weight average molecular weight of 100,000 g/mol or more and 1,500,000 g/mol or less and a low molecular weight prepolymer having a weight average molecular weight of 1,000 g/mol or more and 80,000 g/mol or less.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: July 11, 2023
    Inventors: Sle Lee, Ho Kyung Song, Jae Sung Hong, Jun Man Choi, Jang Soon Kim
  • Patent number: 11680192
    Abstract: The invention relates to a polymer obtainable by the radical polymerization of at least one monomer, namely one or more (meth)acrylate monomers and optionally, in addition, vinylic comonomers, wherein the polymer has a molar mass MW of at least 5,000 g/mol and at most 200,000 g/mol and at least one of the monomers is functionalized with at least one epoxy group, wherein the proportion of the epoxide-functionalized monomer(s) (a) is more than 30 wt %.
    Type: Grant
    Filed: April 6, 2017
    Date of Patent: June 20, 2023
    Assignee: TESA SE
    Inventors: Thilo Dollase, Markus Brodbeck, Alexander Fischer, Marco Kupsky, Alexander Prenzel