Patents by Inventor Masaki Yamamoto

Masaki Yamamoto 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).

  • Publication number: 20250012755
    Abstract: A sensor unit includes a sensor, a probe, and a probe holder. The probe makes contact with electrodes of a connection terminal part of the sensor and applies a specific voltage. The probe holder holds the probe so that the probe protrudes toward the connection terminal part of the sensor, has an opposing surface that is disposed opposite the connection terminal part of the sensor, and forms a non-capillary space between the opposing surface and the connection terminal part of the sensor to allow communication with the space facing the adjacent electrodes of the connection terminal part of the sensor.
    Type: Application
    Filed: September 23, 2024
    Publication date: January 9, 2025
    Inventors: Seiitirou IKETANI, Masaki YAMAMOTO, Kenta NAKAMAE
  • Patent number: 12150326
    Abstract: A display device includes: ferritin encaging a first quantum dot and modified with a first peptide bound to a first pixel electrode; and ferritin encaging a second quantum dot and modified with a second peptide bound to a second pixel electrode. A first metal material and a second metal material are of different types.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: November 19, 2024
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Hirofumi Yoshikawa, Tatsuya Ryohwa, Masumi Kubo, Takahiro Doe, Masaki Yamamoto
  • Patent number: 12150359
    Abstract: A display device includes a plurality of pixel electrodes, a common electrode common to the plurality of pixel electrodes, and a light-emitting layer sandwiched between the plurality of pixel electrodes and the common electrode. The light-emitting layer includes quantum dots covered by ferritin. Each of the plurality of pixel electrodes and the quantum dots are bonded via a peptide modifying the ferritin.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: November 19, 2024
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Hirofumi Yoshikawa, Tatsuya Ryohwa, Masumi Kubo, Takahiro Doe, Masaki Yamamoto
  • Publication number: 20240360360
    Abstract: A quantum dot includes a core including Zn and Se, and a shell composed of ZnS and provided on a surface of the core, adjacently to the core. The quantum dot-emits blue light, is Cd free, and has a particle diameter within a range from 3 nm to 20 nm and a fluorescence lifetime in a thin film state of 50 ns or less.
    Type: Application
    Filed: January 28, 2021
    Publication date: October 31, 2024
    Inventors: Masaki YAMAMOTO, Kazuki GOTO, HIROHISA YAMADA, MASAYA UEDA, Yuko OGURA, Masanori TANAKA, Mikihiro TAKASAKI, Yuka TAKAMIZUMA, Soichiro NIKATA, Tetsuji ITO, Mayuko WATANABE
  • Publication number: 20240306413
    Abstract: A light-emitting element includes an anode electrode, a QD layer containing QDs, and a cathode electrode, in which the QDs have a core-shell structure including a core and a shell and are Cd-free QDs that emit blue light, the QDs contain halogen elements, and an external quantum efficiency percentage of the light-emitting element is 7% or more.
    Type: Application
    Filed: March 31, 2021
    Publication date: September 12, 2024
    Inventors: Yusuke SAKAKIBARA, Kazuki GOTO, Masaki YAMAMOTO, Tatsuya RYOHWA, Mikihiro TAKASAKI, Yuka TAKAMIZUMA, Hironori MATSUZAWA
  • Publication number: 20240268137
    Abstract: A light-emitting element includes an anode electrode, an EML containing a QD dispersed in a non-polar solvent, a first ETL containing an MOP dispersed in a polar solvent, the first ETL being adjacent to the EML, a second ETL-containing an MOP dispersed in a non-polar solvent, the second ETL being adjacent to the first ETL, and a cathode electrode, which are layered in this order from a lower layer side.
    Type: Application
    Filed: July 7, 2021
    Publication date: August 8, 2024
    Inventors: YUSUKE SAKAKIBARA, Masaki YAMAMOTO
  • Publication number: 20240257619
    Abstract: A two-way communication device system includes: a first two-way communication device; and a second two-way communication device installed at a different location from the first two-way communication device and configured to communicate with the first two-way communication device The two-way communication device system creates an operator input operation history when an input operation is received for the first time, transmits an input signal to the second two-way communication device, creates an other-device input operation history when an input signal is received for the first time, maintains a first state when both the operator input operation history and the other-device input operation history do not exist, a second state when only one of the operator input operation history and the other-device input operation history exists, and a third state when both of the operator input operation history and the other-device input operation history exist, and deletes both the operator input operation history and the
    Type: Application
    Filed: April 10, 2024
    Publication date: August 1, 2024
    Inventors: NORIAKI IMAOKA, MIYUKI KITABATAKE, KOTA NAKAHIRA, TAKESHI ANDO, MASAKI YAMAMOTO, KENJI SUZUKI
  • Publication number: 20240254911
    Abstract: A cooling device of a vehicle is provided, which includes a transmission, a first coolant circuit where a first coolant which cools the internal combustion engine circulates, a second coolant circuit independent from the first coolant circuit, where a second coolant which cools the electric drive system circulates, and a fluid circuit where fluid which lubricates and cools friction engagement elements in the transmission circulates. The fluid circuit includes a first heat exchanger which exchanges heat between the fluid and the first coolant, a second heat exchanger in-series with the first heat exchanger which exchanges heat between the fluid and the second coolant, a first adjuster which changes a flow rate of the fluid passing through the first heat exchanger, and a second adjuster which changes a flow rate of the fluid passing through the second heat exchanger.
    Type: Application
    Filed: January 11, 2024
    Publication date: August 1, 2024
    Inventors: Keitaro Kageyama, Shinichi Hikitani, Tomohiro Koguchi, Yukio Jo, Daisuke Shimo, Masahiro Miyazaki, Daisuke Fukuda, Akira Tsuda, Kenji Tanaka, Kazufumi Kumakura, Hiroaki Gotan, Takahiro Okazaki, Kenta Honda, Yoshie Kakuda, Toshiaki Tohoda, Kenta Kobayashi, Aki Murai, Michiyuki Miura, Yusaku Takahashi, Masaki Yamamoto
  • Publication number: 20240240076
    Abstract: An EML includes: quantum dots; inorganic ligands; and alkanolamine. In a unit volume of the EML, a molar ratio of the alkanolamine to the inorganic ligands is in a range of 10 or more and 1000 or less.
    Type: Application
    Filed: May 20, 2021
    Publication date: July 18, 2024
    Inventors: Kazuki GOTO, Keisuke KITANO, Ryo KITAMURA, Masaki YAMAMOTO
  • Publication number: 20240224571
    Abstract: A light-emitting element includes a first electrode; a second electrode facing the first electrode; a light-emitting layer provided between the first electrode and the second electrode; a first charge transport layer provided between the first electrode and the light-emitting layer, and a middle layer provided between the first charge transport layer and the light-emitting layer. The middle layer contains at least one first component selected from SiO2, SiO, a metal oxide, and a metal fluoride.
    Type: Application
    Filed: June 7, 2021
    Publication date: July 4, 2024
    Inventors: TADASHI KOBASHI, HIROHISA YAMADA, Masaki YAMAMOTO
  • Publication number: 20240224561
    Abstract: A light-emitting element according to the disclosure includes a cathode, an anode, and a light-emitting layer provided between the cathode and the anode. The light-emitting layer includes a quantum dot, a plurality of first ions, and a plurality of second ions. Each of the first ions is an anion, and each of the second ions is a cation. The anion is any one of S2?, Se2?, and Te2?, and the cation is composed of a nonmetallic element.
    Type: Application
    Filed: May 20, 2021
    Publication date: July 4, 2024
    Inventors: Keisuke KITANO, Kazuki GOTO, Masaki YAMAMOTO
  • Patent number: 12029058
    Abstract: A light-emitting element includes: an anode electrode configured to supply holes; a cathode electrode configured to supply electrons; and a light-emitting layer disposed between the anode electrode and the cathode electrode. The light-emitting layer includes a plurality of quantum dot phosphors configured to emit light in conjunction with combining of holes supplied from the anode electrode and electrons supplied from the cathode electrode and a p-type dopant.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: July 2, 2024
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Hirofumi Yoshikawa, Tatsuya Ryohwa, Masaki Yamamoto, Takahiro Doe
  • Publication number: 20240150649
    Abstract: A light-emitting element includes an anode electrode, a QD layer containing QDs, and a cathode electrode, in which the QDs are Cd-free quantum dots having a core-shell structure including a core containing at least Ag, Ga, and at least one of S and Se, and a shell containing at least Zn, and exhibit fluorescence characteristics with a fluorescence full-width at half-maximum of 40 nm or less and a fluorescence quantum yield percentage of 70% or more.
    Type: Application
    Filed: March 31, 2021
    Publication date: May 9, 2024
    Inventors: Kazuki GOTO, Yusuke SAKAKIBARA, Masaki YAMAMOTO, Tatsuya RYOHWA, Akio MISHIMA, Soichiro NIKATA, Vit KALOUSEK, Yuko OGURA, Yoko MICHIWAKI
  • Publication number: 20240141310
    Abstract: The present inventors have found that by cultivating insect cells, into which the Cas3 gene has been introduced, at relatively low temperatures, it is possible to efficiently express recombinant Cas3 proteins with maintained activity, and by purifying the soluble fractions of these cells, it is possible to collect active forms of the recombinant Cas3 proteins in high purity and high yield.
    Type: Application
    Filed: February 25, 2022
    Publication date: May 2, 2024
    Applicants: C4U Corporation, The University of Tokyo, RIKEN
    Inventors: Tomoji MASHIMO, Kazuto YOSHIMI, Kohei TAKESHITA, Masaki YAMAMOTO, Satomi SHIBUMURA
  • Publication number: 20240140074
    Abstract: There is provided an interlayer film for laminated glass which is high in heat shielding properties. The interlayer film for laminated glass according to the present invention includes an infrared ray reflection layer which reflects infrared rays, a first resin layer which is arranged on a first surface side of the infrared ray reflection layer and contains a thermoplastic resin and a second resin layer which is arranged on a second surface side of the infrared ray reflection layer and contains a thermoplastic resin, and the infrared ray transmittance in the wavelength of 780 to 2100 nm of the first resin layer is higher by 10% or more than the infrared ray transmittance in the wavelength of 780 to 2100 nm of the second resin layer.
    Type: Application
    Filed: January 3, 2024
    Publication date: May 2, 2024
    Inventors: Kouhei Yamaguchi, Masaki Yamamoto, Daisuke Nakajima, Izumi Matsumoto
  • Publication number: 20240107792
    Abstract: A light-emitting element includes an anode electrode, a cathode electrode, and a QD layer provided between the anode electrode and the cathode electrode, the QD layer containing the QDs. The QDs are AgInxGa1-xSySe1-y-based or ZnAgInxGa1-xSySe1-y-based Cd-free QDs (0?x<1, 0?y?1) and exhibit fluorescence characteristics having a fluorescent half width of 45 nm or less and a fluorescence quantum yield of 35% or more in a green wavelength region to a red wavelength region.
    Type: Application
    Filed: February 18, 2021
    Publication date: March 28, 2024
    Inventors: Kazuki GOTO, YUSUKE SAKAKIBARA, Yuma YAGUCHI, Keisuke KITANO, Masaki YAMAMOTO, Soichiro NIKATA, Yoko MICHIWAKI, Yuko OGURA, Vit KALOUSEK, Akio MISHIMA
  • Patent number: 11925980
    Abstract: It is intended to suppress flaming and smoking due to combustion of combustible substances in a certain-shaped joint material, while maintaining hot sealability of the certain-shaped joint material. A certain-shaped joint material for hot installation is obtained by: adding organic additives to a blend in a combined amount of 26 mass % to 50 mass %, with respect to and in addition to 100 mass % of the blend, wherein the blend comprises 50 mass % to 90 mass % of gibbsite type aluminum hydroxide raw material, 1 mass % to 9 mass % of clay, and 9 mass % to 23 mass % of graphite, with the remainder mainly composed of an additional refractory raw material; and subjecting the resulting mixture to kneading, forming and drying.
    Type: Grant
    Filed: September 25, 2019
    Date of Patent: March 12, 2024
    Assignee: KROSAKIHARIMA CORPORATION
    Inventors: Tatsuya Oouchi, Masaki Yamamoto
  • Patent number: 11865813
    Abstract: Provided is an interlayer film for laminated glass capable of suppressing the discoloration by the light and heat in an interlayer film including a resin layer colored with a coloring agent. The interlayer film for laminated glass according to the present invention has an infrared reflective layer, and a first resin layer containing a thermoplastic resin, the first resin layer is arranged on a first surface side of the infrared reflective layer, the infrared reflective layer has a first maximum reflection wavelength at a wavelength of 350 nm to 450 nm, and a second maximum reflection wavelength at a wavelength of 800 nm or more, each of reflectance at the first maximum reflection wavelength and reflectance at the second maximum reflection wavelength is 15% or more, and the first resin layer contains a coloring agent.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: January 9, 2024
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Atsushi Nohara, Masaki Yamamoto
  • Publication number: 20240001646
    Abstract: Provided is a laminated glass having an achromatic color or a color close to achromatic color despite the use of colored glass. A laminated glass according to the present invention includes: a first lamination glass member which is colored glass; a second lamination glass member; and a colored interlayer film, the colored interlayer film is arranged between the first lamination glass member and the second lamination glass member, and the laminated glass has a color coordinate a* in L*a*b* color system of ?5 or more and 5 or less, and a color coordinate b* in L*a*b* color system of ?5 or more and 5 or less.
    Type: Application
    Filed: December 7, 2021
    Publication date: January 4, 2024
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Moyuru OKAJIMA, Kouhei YAMAGUCHI, Koji KIDO, Masaki YAMAMOTO, Sho FUJIOKA
  • Patent number: D1021148
    Type: Grant
    Filed: November 17, 2021
    Date of Patent: April 2, 2024
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Moyuru Okajima, Kouhei Yamaguchi, Koji Kido, Masaki Yamamoto, Sho Fujioka