Patents by Inventor Masaki Numata

Masaki Numata 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: 10957863
    Abstract: A condensed cyclic compound represented by Formula 1: wherein D1 in Formula 1 is a group represented by Formula 1-1, A1 in Formula 1 is a group represented by Formula 1-2, 1-3, or 1-4, wherein in Formulae 1-1, 1-2, 1-3, and 1-4, groups and variables are the same as described in the specification.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: March 23, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Saeyoun Lee, Masaki Numata, Hiroshi Miyazaki, Myungsun Sim, Hasup Lee, Sooghang Ihn
  • Patent number: 10934248
    Abstract: A compound represented by the general formula (11) is useful as a light-emitting material. R1, R2, R4 and R5 represent a group represented by the general formula (2), R11 to R20 represent a hydrogen atom or a substituent, and L12 represents a substituted or unsubstituted arylene group or a substituted or unsubstituted heteroarylene group.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: March 2, 2021
    Assignee: KYULUX, INC.
    Inventors: Chihaya Adachi, Takuma Yasuda, Ryosuke Kondo, Masaki Numata, Jun-Yun Kim, Inseob Park
  • Patent number: 10873034
    Abstract: A condensed cyclic compound represented by Formula 1: Ar1-(L1)a1-Ar2??Formula 1 wherein, in Formula 1, Ar1, Ar2, L1, and a1 are the same as described in the specification.
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: December 22, 2020
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Saeyoun Lee, Masaki Numata, Hiroshi Miyazaki, Soonok Jeon, Hosuk Kang, Sooghang Ihn, Miyoung Chae
  • Publication number: 20200341428
    Abstract: A cartridge includes a drum unit and a development unit. The drum unit includes a photosensitive drum, a frame, a transfer roller, and a cleaning member. The development unit includes a development roller, and a memory. The cleaning member is configured to come into contact with the photosensitive drum at a region between a development nip portion and a transfer nip portion in a circumferential direction of the photosensitive drum and at an end portion of the photosensitive drum in a direction of the rotational axis. The frame has an exposing hole through which the memory is exposed from the frame, and a recessed portion that is adjacent to the exposing hole in the direction of the rotational axis, and stores foreign matters removed from the photosensitive drum by the cleaning member.
    Type: Application
    Filed: April 20, 2020
    Publication date: October 29, 2020
    Inventors: Noriyuki Komatsu, Masaki Ojima, Daisuke Abe, Tomonori Mori, Tadayuki Tsuda, Tetsuya Numata, Naoya Asanuma
  • Publication number: 20200243773
    Abstract: An organic light-emitting device including a first electrode; a second electrode; and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer comprises an emission layer, and wherein the organic layer comprises a first compound represented by Formula 1 and a second compound having the lowest excited triplet energy level greater than 2.73 electron volts: wherein in Formula 1, R11 to R33 are the same as described in the specification.
    Type: Application
    Filed: April 13, 2020
    Publication date: July 30, 2020
    Inventors: Hyun Sik CHAE, Soonok JEON, Hosuk KANG, Hiroshi MIYAZAKI, Sooghang IHN, Seongik HONG, Masaki NUMATA, Sunghan KIM, Rafael GOMEZ-BOMBARELLI, Martin B.Z. FORSYTHE, Jorge AGUILERA-IPARRAGUIRRE, Alan ASPURU-GUZIK, Timothy D. HIRZEL
  • Publication number: 20200212307
    Abstract: A condensed cyclic compound represented by Formula 1, a composition including the same, and an organic light-emitting device including the condensed cyclic compound: wherein R1-R6, L1-L2, Ar1, n1, a1-a2, and b3-b6 are described in the specification.
    Type: Application
    Filed: December 24, 2019
    Publication date: July 2, 2020
    Inventors: Masaki NUMATA, Mitsunori ITO
  • Publication number: 20200212313
    Abstract: Provided are a charge transport material represented by Formula 1, a composition including the charge transport material, and an organic light-emitting device including the composition
    Type: Application
    Filed: December 24, 2019
    Publication date: July 2, 2020
    Inventors: Masaki NUMATA, Keisuke KORAI, Mitsunori ITO
  • Publication number: 20200207732
    Abstract: A heterocyclic compound, a composition including the heterocyclic compound, and an organic light-emitting device including the heterocyclic compound are disclosed. The heterocyclic compound is represented by Formula 1: wherein, X1, L1, a1, Ar1, R1 to R6, b3, b4, and b5 are described herein.
    Type: Application
    Filed: December 20, 2019
    Publication date: July 2, 2020
    Inventors: Masaki NUMATA, Mitsunori ITO, Norihito ISHII, Rie SAKURAI
  • Publication number: 20200212314
    Abstract: An organic light-emitting device comprising: a first electrode; a second electrode; and an emission layer between the first electrode and the second electrode, wherein the emission layer comprising a first compound, a second compound, and a third compound, the first compound comprising at least one compound represented by one of Formulae 1-1 to 1-4, the second compound comprising at least one compound represented by one of Formulae 2-1 to 2-4, and the third compound includes at least one of a triphenylene group, a dibenzofuran group, a dibenzothiophene group, a fluorene group, a biscarbazole group, or any combination thereof, wherein a band gap between a highest occupied molecular orbital (HOMO) band energy level and a lowest unoccupied molecular orbital (LUMO) band energy level of the third compound is 3.3 eV or more. Formulae 1-1 to 1-4 and Formulae 2-1 to 2-4 are described herein.
    Type: Application
    Filed: December 24, 2019
    Publication date: July 2, 2020
    Inventors: Masaki NUMATA, Masaru KINOSHITA, Mitsunori ITO, Wataru SOTOYAMA
  • Publication number: 20200207739
    Abstract: A heterocyclic compound represented by Formula 1, a composition including the same, and an organic light-emitting device including the heterocyclic compound: L1 to L4, L11, a1 to a4, a11, Ar1, Ar2, Ar11, R1 to R7, R11 to R12, b1 to b7, and b11 to b12 are described in the specification.
    Type: Application
    Filed: December 20, 2019
    Publication date: July 2, 2020
    Inventors: Masaki NUMATA, Rie SAKURAI, Keisuke KORAI, Mitsunori ITO, Shiro IRISA, Norihito ISHII
  • Publication number: 20200194681
    Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, the emission layer includes a host and a fluorescent dopant, the organic light-emitting device satisfies Equation 1, the host includes a compound represented by Formulae 1, 2, or 3, and the fluorescent dopant satisfies Equation 2, wherein Formulae 1-3 and Equations 1-2 are the same as described in the specification.
    Type: Application
    Filed: February 21, 2020
    Publication date: June 18, 2020
    Inventors: Hiroshi MIYAZAKI, Hosuk KANG, Masaki NUMATA, Sooghang IHN, Soonok JEON, Miyoung CHAE
  • Patent number: 10651392
    Abstract: An organic light-emitting device including a first electrode; a second electrode; and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer comprises an emission layer, and wherein the organic layer comprises a first compound represented by Formula 1 and a second compound having the lowest excited triplet energy level greater than 2.73 electron volts: wherein in Formula 1, R11 to R33 are the same as described in the specification.
    Type: Grant
    Filed: August 1, 2016
    Date of Patent: May 12, 2020
    Assignees: SAMSUNG ELECTRONICS CO., LTD., PRESIDENT AND FELLOWS OF HARVARD COLLEGE
    Inventors: Hyun Sik Chae, Soonok Jeon, Hosuk Kang, Hiroshi Miyazaki, Sooghang Ihn, Seongik Hong, Masaki Numata, Sunghan Kim, Rafael Gomez-Bombarelli, Martin B. Z. Forsythe, Jorge Aguilera-Iparraguirre, Alan Aspuru-Guzik, Timothy D. Hirzel
  • Patent number: 10647828
    Abstract: This prepreg comprises reinforcing fibers and a matrix resin composition. The matrix resin composition comprises at least an epoxy resin (component (A)), a radical polymerizable unsaturated compound (component (B)), and a polymer formed by radical polymerization of the component (B) (component (E)).
    Type: Grant
    Filed: September 5, 2013
    Date of Patent: May 12, 2020
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Takuya Teranishi, Manabu Kaneko, Masahiro Ichino, Teppei Miura, Tadao Samejima, Akira Miyauchi, Kiharu Numata, Shouhei Mori, Masaki Kusumi
  • Patent number: 10615348
    Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, the emission layer includes a host and a fluorescent dopant, the organic light-emitting device satisfies Equation 1, the host includes a compound represented by Formulae 1, 2, or 3, and the fluorescent dopant satisfies Equation 2, wherein Formulae 1-3 and Equations 1-2 are the same as described in the specification.
    Type: Grant
    Filed: April 5, 2016
    Date of Patent: April 7, 2020
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Hiroshi Miyazaki, Hosuk Kang, Masaki Numata, Sooghang Ihn, Soonok Jeon, Miyoung Chae
  • Patent number: 10593143
    Abstract: One object is to easily manage a large number of banknotes. A money management system includes a banknote handling apparatus having a serial number reading unit that reads a serial number of each banknote to be grouped, and a management server having a control unit that manages by grouping the serial numbers read by the serial number reading unit, receives an input of a target serial number, identifies a target group containing the target serial number from among the groups and outputs the serial numbers of all the banknotes belonging to the target group.
    Type: Grant
    Filed: September 14, 2016
    Date of Patent: March 17, 2020
    Assignee: GLORY LTD.
    Inventors: Toshio Numata, Masaki Inoue
  • Publication number: 20200002315
    Abstract: A condensed cyclic compound represented by Formula 1: wherein, in Formula 1, A1, D1, and R11 to R10 are the same as described in the specification.
    Type: Application
    Filed: January 10, 2019
    Publication date: January 2, 2020
    Inventors: Yeonsook CHUNG, Soonok JEON, Masaki NUMATA, Myungsun SIM, Hasup LEE, Sooghang IHN
  • Patent number: 10510966
    Abstract: An organic light-emitting device including a first electrode, a second electrode facing the first electrode, and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer has an emission layer, wherein the emission layer includes a host and a thermally activated delayed fluorescent dopant, wherein the dopant includes a condensed cyclic compound represented by Formula 1, and wherein an amount of the dopant is smaller than that of the host: Ar1—Ar2??Formula 1 wherein Ar1 and Ar2 are the same as described in the specification.
    Type: Grant
    Filed: October 12, 2016
    Date of Patent: December 17, 2019
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG SDI CO., LTD.
    Inventors: Soonok Jeon, Masaki Numata, Saeyoun Lee, Hiroshi Miyazaki, Jhunmo Son, Myungsun Sim, Namheon Lee, Sooghang Ihn
  • Publication number: 20190345095
    Abstract: A compound represented by the general formula (11) is useful as a light-emitting material. R1, R2, R4 and R5 represent a group represented by the general formula (2), R11 to R20 represent a hydrogen atom or a substituent, and L12 represents a substituted or unsubstituted arylene group or a substituted or unsubstituted heteroarylene group.
    Type: Application
    Filed: July 23, 2019
    Publication date: November 14, 2019
    Inventors: Chihaya ADACHI, Takuma YASUDA, Ryosuke KONDO, Masaki NUMATA, Jun-Yun KIM, Inseob PARK
  • Patent number: 10396295
    Abstract: A condensed cyclic compound represented by Formula 1: Ar1-(L1)a1-Ar2??Formula 1 wherein, in Formula 1, a1, Ar1, Ar2, and L1 are the same as described in the specification.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: August 27, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Masaki Numata, Hiroshi Miyazaki, Myungsun Sim, Saeyoun Lee, Sooghang Ihn, Soonok Jeon
  • Patent number: 10381573
    Abstract: A compound represented by the general formula (1) is useful as a light-emitting material. In the general formula (1), from 0 to 1 of R3 to R5 represents a cyano group, from 1 to 5 of R1 to R5 represent a group represented by the general formula (2) etc., and the balance of R1 to R6 represent a hydrogen atom or a substituent other than above. R11 to R20 represent a hydrogen atom or a substituent, L12 represents a substituted or unsubstituted arylene group or a substituted or unsubstituted heteroarylene group.
    Type: Grant
    Filed: November 27, 2014
    Date of Patent: August 13, 2019
    Assignee: KYULUX, INC.
    Inventors: Chihaya Adachi, Takuma Yasuda, Ryosuke Kondo, Masaki Numata, Jun-Yun Kim, Inseob Park