Patents by Inventor Ryo Sakamoto

Ryo Sakamoto 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: 20210050034
    Abstract: A magnetic disk substrate is composed of an aluminum alloy substrate, a base plating layer on a surface of the aluminum alloy substrate, and a boundary region between the aluminum alloy substrate and the base plating layer. The boundary region includes a specific boundary region (D(1)I((50-84)) having A, emission intensities equal to 50% to 84% of an average Al emission intensity in an interior region of the aluminum alloy substrate in glow discharge optical emission spectroscopy in the depthwise direction from the surface of the magnetic disk substrate. The specific boundary region (D(1)I(50-84)) has a maximum Fe emission intensity (I(1)Fe(max)) higher than an average Fe emission intensity (I(1)Fe(ave)) in the interior region of the aluminum alloy substrate in the glow discharge optical emission spectroscopy.
    Type: Application
    Filed: November 28, 2018
    Publication date: February 18, 2021
    Inventors: Takuya MURATA, Kotaro KITAWAKI, Makoto YONEMITSU, Yasuo FUJII, Ryo SAKAMOTO, Hideyuki HATAKEYAMA, Sadayuki TODA
  • Publication number: 20210012801
    Abstract: Provided are a magnetic disk and a method of fabricating the magnetic disk. The magnetic disk includes an aluminum alloy plate fabricated by a process involving a CC method and a compound removal process, and an electroless Ni—P plating layer disposed on the surface of the plate. The aluminum alloy plate is composed of an aluminum alloy containing 0.4 to 3.0 mass % (hereinafter abbreviated simply as “%”) of Fe, 0.1% to 3.0% of Mn, 0.005% to 1.000% of Cu, 0.005% to 1.000% of Zn, with a balance of Al and unavoidable impurities. In the magnetic disk, the maximum amplitude of waviness in a wavelength range of 0.4 to 5.0 mm is 5 nm or less, and the maximum amplitude of waviness in a wavelength range of 0.08 to 0.45 mm is 1.5 nm or less.
    Type: Application
    Filed: November 28, 2018
    Publication date: January 14, 2021
    Inventors: Takuya MURATA, Kotaro KITAWAKI, Makoto YONEMITSU, Hideyuki HATAKEYAMA, Takashi NAKAYAMA, Ryo SAKAMOTO, Hiroki OTA
  • Publication number: 20200381015
    Abstract: Provided is an aluminum alloy substrate for a magnetic disk that includes an aluminum alloy containing 0.4 to 3.0 mass % (hereinafter abbreviated as “%”) of Fe, 0.005% to 1.000% of Cu, and 0.005% to 1.000% of Zn, with a balance of Al and unavoidable impurities. This substrate has a ratio A/B of 0.70 or more, where A indicates a distribution density of Al—Fe intermetallic compound particles having maximum diameters of 10 ?m or more and less than 16 ?m, and B indicates a distribution density of Al—Fe intermetallic compound particles having maximum diameters of 10 ?m or more. The distribution density of Al—Fe intermetallic compound particles having maximum diameters of 40 ?m or more is at most one per square millimeter. Also provided are a method of fabricating this aluminum alloy substrate for a magnetic disk and a magnetic disk composed of the aluminum alloy substrate for a magnetic disk.
    Type: Application
    Filed: February 6, 2019
    Publication date: December 3, 2020
    Inventors: Kotaro KITAWAKI, Makoto YONEMITSU, Hideyuki HATAKEYAMA, Takashi NAKAYAMA, Yasuo FUJII, Ryo SAKAMOTO
  • Publication number: 20200365180
    Abstract: There are provided: an aluminum alloy substrate for a magnetic disk, in which the product of the sheet thickness and loss factor of the substrate is 0.7×10?3 or more; a method for producing the aluminum alloy substrate for a magnetic disk; and a magnetic disk, in which an electroless Ni—P plating treatment layer and a magnetic layer formed thereon are disposed on a surface of the aluminum alloy substrate for a magnetic disk.
    Type: Application
    Filed: August 22, 2018
    Publication date: November 19, 2020
    Inventors: Kotaro KITAWAKI, Makoto YONEMITSU, Takashi NAKAYAMA, Toshihiro NAKAMURA, Ryo SAKAMOTO, Hideyuki HATAKEYAMA
  • Publication number: 20200365851
    Abstract: A vehicle battery unit includes: a plurality of battery modules, each of which including a plurality of cells having cell terminals on top; battery cooling units having refrigerant passages through which a refrigerant passes; a supply pipe for introducing a refrigerant to the battery cooling unit; a discharge pipe for discharging the refrigerant from the battery cooling unit; voltage detection lines extending from the plurality of battery modules; a battery control device to which the voltage detection line is connected; and a battery case which accommodates the plurality of battery modules, the battery cooling unit, the supply pipe, the discharge pipe, the voltage detection line, and the battery control device. The supply pipe and the discharge pipe are disposed below the cell terminal and output terminals of the plurality of battery modules and are covered with a pipe cover. The voltage detection line is disposed above the pipe cover.
    Type: Application
    Filed: May 11, 2020
    Publication date: November 19, 2020
    Applicant: HONDA MOTOR CO., LTD.
    Inventors: Hiroyuki OZAWA, Eiji KOIKE, Tetsuhisa SAKAMOTO, Yosuke YAMAGISHI, Nariyuki YOSHINAGA, Ryo SHINODA
  • Patent number: 10829410
    Abstract: An anti-fogging laminate including: a substrate; and an anti-fogging layer on the substrate where a surface of the anti-fogging layer is flat, wherein the anti-fogging layer includes a hydrophilic molecular structure; and wherein the anti-fogging layer has an elastic recovery of 90% or more, a coefficient of dynamic friction of 0.40 or less, and an average thickness of 4 ?m or more.
    Type: Grant
    Filed: October 4, 2016
    Date of Patent: November 10, 2020
    Assignee: DEXERIALS CORPORATION
    Inventors: Mikihisa Mizuno, Shogo Sakamoto, Shinobu Hara, Ryo Suzuki
  • Patent number: 10787571
    Abstract: The present invention pertains to: an oxidation color developable compound that is represented by general formula (1), that has excellent solubility in water, and that is less affected by a substance coexisting in a sample; and an oxidation color development reagent using the oxidation color developable compound. In general formula (I), R1, R2, R3, and R4 each represent a straight-chain or branched alkyl group having 1-6 carbon atoms, X represents a hydrophilic functional group, and L represents —(CH2)j— (j represents an integer of 2-10), —(CH2CH2O)k— (k represents an integer of 1-10), or —(CH2)m—Z—(CH2)n— (m and n each independently represent an integer of 1-10, and Z represents —N+(CH3)2—, —CONH—, —NHCO—, —COO—, —OCO—, —NHCOO—, —OCONH—, —NHCONH—, and —(CH2NHCO)q—).
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: September 29, 2020
    Assignee: DOJINDO LABORATORIES
    Inventors: Masaki Murai, Chiaki Matsumoto, Ryo Sakamoto, Nobuyuki Ozeki, Munetaka Ishiyama
  • Patent number: 10787473
    Abstract: Disclosed is a pH-responsive fluorescent compound, represented by the general formula, which is a novel pH-responsive fluorescent compound capable of being specifically localized in mitochondria within cells, which exhibits strong fluorescence under weakly acidic pH environments in lysosomes, and which is not readily subject to interference from autofluorescence and background fluorescence due to other fluorescent substances within cells. Also disclosed are a composition for detecting mitophagy using the pH-responsive fluorescent compound, and a method for detecting mitophagy within cells. In the general formula, L represents a linker, X represents a pharmaceutically acceptable anion, and Y represents a reactive group that may react with a functional group on a mitochondrial protein to form a covalent bond.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: September 29, 2020
    Assignee: DOJINDO LABORATORIES
    Inventors: Hidefumi Iwashita, Ryo Sakamoto, Munetaka Ishiyama
  • Publication number: 20200294718
    Abstract: A film capacitor that includes a capacitor element having a metallized film including a resin film and a metal layer on a surface of the resin film; an outer case that houses the capacitor element; and a filling resin that fills a space between the capacitor element and the outer case, wherein a surface free energy of an inner surface of the outer case in contact with the filling resin is 44 mN/m or less.
    Type: Application
    Filed: May 27, 2020
    Publication date: September 17, 2020
    Inventors: Ryo Majima, Takuya Sakamoto, Satoru Jogan
  • Patent number: 10767247
    Abstract: There are provided: an aluminum alloy magnetic disk substrate including: an aluminum alloy base material including an aluminum alloy containing 0.4 to 3.0 mass % (hereinafter, simply referred to as “%”) of Fe, 0.1 to 3.0% of Mn, 0.005 to 1.000% of Cu, and 0.005 to 1.000% of Zn, with the balance of Al and unavoidable impurities; and an electroless Ni—P plated layer formed on a surface of the aluminum alloy base material, in which the peak value (BLEI) of Fe emission intensity at an interface between the electroless Ni—P plated layer and the aluminum alloy base material, as determined by a glow discharge optical emission spectrometry device, is lower than Fe emission intensity (AlEI) in the interior of the aluminum alloy base material, as determined by the glow discharge optical emission spectrometry device; and a method for producing the aluminum alloy magnetic disk substrate.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: September 8, 2020
    Assignees: UACJ Corporation, Furukawa Electric Co., Ltd.
    Inventors: Takuya Murata, Kotaro Kitawaki, Makoto Yonemitsu, Naoki Kitamura, Takashi Nakayama, Hideyuki Hatakeyama, Ryo Sakamoto, Sadayuki Toda
  • Publication number: 20200251740
    Abstract: Provided is a nonaqueous binder for electrodes or separators, which is used in a lithium ion battery that has excellent cycle life characteristics at high temperatures. A nonaqueous binder for electrodes or separators of lithium ion batteries, which is obtained by complexing cellulose nanofibers and a thermoplastic fluororesin, and which is characterized in that the cellulose nanofibers have a fiber size (diameter) of from 0.002 ?m to 1 ?m (inclusive), a fiber length of from 0.5 ?m to 10 mm (inclusive), and an aspect ratio ((fiber length of cellulose nanofibers)/(fiber diameter of cellulose nanofibers)) of from 2 to 100,000 (inclusive).
    Type: Application
    Filed: September 29, 2017
    Publication date: August 6, 2020
    Applicants: ATTACCATO LIMITED LIABILITY COMPANY, THE JAPAN STEEL WORKS, LTD.
    Inventors: Takashi MUKAI, Yuta IKEUCHI, Taichi SAKAMOTO, Naoto YAMASHITA, Ryo ISHIGURO, Satoru NAKAMURA
  • Publication number: 20200222946
    Abstract: An optical unit for an optical sorter can simplify the assembling operation and the installing operation of the optical sorter through unifying components of an optical section of the optical sorter for sorting objects to be sorted such as a granular object or a sheet object. The optical unit includes an optical detection means for detecting the object to be sorted, an ejector means for ejecting the object to be sorted, a discrimination means for processing detection signal from the optical detection means to make a quality discrimination of the sorted objects, and an ejector driving means for driving the ejector means based on the quality discrimination of the discrimination means. The optical detection means, the ejector means, the discrimination means, and the ejector driving means are integrated into a housing to unify them to provide the optical unit.
    Type: Application
    Filed: November 24, 2017
    Publication date: July 16, 2020
    Applicant: SATAKE CORPORATION
    Inventors: Yoichi KAWAMURA, Makoto SAKAMOTO, Ryo KAKUTANI
  • Publication number: 20200183295
    Abstract: A toner including a toner particle that includes a binder resin and a crystalline polyester; and inorganic fine particles on the toner particle surface, wherein a content of the crystalline polyester is 0.5 to 20.0 mass parts per 100 mass parts of the binder resin; in the toner cross section, domains of the crystalline polyester are present in a dispersed state, the percentage for areas of these crystalline polyester domains in the region to a depth of 0.50 ?m from a contour of the toner particle is at least 10%, the number average of lengths of a major axis is 120 nm to 1000 nm, and the number average of aspect ratios is not more than 4; a dielectric constant of the inorganic fine particles is 25 to 300 pF/m; and a coverage ratio by the inorganic fine particles on the toner particle surface is 5% to 60%.
    Type: Application
    Filed: December 3, 2019
    Publication date: June 11, 2020
    Inventors: Ichiro Kanno, Nozomu Komatsu, Yuto Onozaki, Takakuni Kobori, Kazuyuki Sakamoto, Ryo Nakajima, Hiroyuki Fujikawa
  • Publication number: 20200172489
    Abstract: A fluorescent compound or a salt thereof represented by General Formulae (I) or (II) shown below: In the General Formulae (1) and (II) shown above, R1 and R11 represent an alkyl group or an ?-aminoalkyl group, R2 and R12 represent a hydrogen atom or a alkyl group, R3 and R13 represent an atomic group represented by a formula —(CH2)m— (m is a natural number of 10 or less), R4 and R14 represent an atomic group represented by a formula —CH2— or —NR6— (—NR16—) (R6 and R16 represent an alkyl group), R5 and R15 represent an atomic group represented by a formula —(CH2)n— (n is a natural number of or less), R represents an atomic group represented by any one of formulae —NH2, —NHR7—, NR7R8 and —NR7R8R9 (—NHR17, —NR17R18 and —N+R17R18R19) (R7, R8, R9, R17, R18 and R19 independently represents an alkyl group, respectively) and when R2 and R12 are alkyl groups and R4 (R14) is an atomic group represented by the formula —NR6—(—NR16—), R2 and R6 and R12 and R16 may bind with each other to form a ring.
    Type: Application
    Filed: May 18, 2018
    Publication date: June 4, 2020
    Applicant: DOJINDO LABORATORIES
    Inventors: Hidefumi IWASHITA, Ryo SAKAMOTO, Takatoshi EZOE, Nobuyuki OZEKI, Munetaka ISHIYAMA
  • Publication number: 20200166862
    Abstract: A magnetic carrier comprising a magnetic carrier particle having a magnetic carrier particle having a magnetic carrier core particle and a resin coat layer formed on the magnetic carrier core particle surface, and inorganic fine particles A present on a surface of the magnetic carrier particle, wherein each of the inorganic fine particles A has a rectangular parallelepiped particle shape, the inorganic fine particles A have D1 of 10 to 60 nm, the inorganic fine particles A are inorganic particles which have been surface treated with a surface treatment agent or silane coupling agent-treated particles, SP1 of the resin coat layer and SP2 of the surface treatment agent satisfies SP1?SP2?14.00, and the coverage ratio of the magnetic carrier surface by the inorganic fine particles A as measured by ESCA is 5.0 to 20.0 atom %: and a two-component developer comprising at least the magnetic carrier and a toner.
    Type: Application
    Filed: November 18, 2019
    Publication date: May 28, 2020
    Inventors: Yuto Onozaki, Ichiro Kanno, Ryo Nakajima, Kazuyuki Sakamoto, Nozomu Komatsu, Takakuni Kobori, Hiroyuki Fujikawa
  • Publication number: 20200150714
    Abstract: A wearable electronic device includes: a terminal main body part configured to execute predetermined processing; a first button for performing an operation input to the terminal main body part; and a wearable member configured to support the terminal main body part and the first button, and capable of being worn on a finger of a wearer. The first button is arranged on the wearable member such that, when the wearable member is worn, the first button is positioned on a nail side around a thumb of the wearer.
    Type: Application
    Filed: November 6, 2019
    Publication date: May 14, 2020
    Applicant: CASIO COMPUTER CO., LTD.
    Inventors: Kazuya SAKAMOTO, Yoshiaki MOCHIZUKI, Ryo OE
  • Publication number: 20200134275
    Abstract: A wearable electronic device includes: a reading section configured to read optical information; a display section configured to display information read by the reading section; and a mounting section having at least a part formed of a flexible member and configured to support the display section and the reading section, wherein the mounting section is wearable to an arm and is configured to be capable of fixing the display section to a radius of a forearm and the reading section to a back of a hand or a back of a finger.
    Type: Application
    Filed: October 25, 2019
    Publication date: April 30, 2020
    Applicant: CASIO COMPUTER CO., LTD.
    Inventors: Kazuya SAKAMOTO, Yoshiaki MOCHIZUKI, Ryo OE
  • Patent number: 10579895
    Abstract: An information processing apparatus includes an acquisition unit that acquires, in a medical image, a first region and a second region different from the first region, a limiting unit that limits extracting a third region, connecting the first region and the second region, within a range including an extraction direction determined based on the first region; and an extraction unit that extracts the third region within the range limited by the limiting unit.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: March 3, 2020
    Assignee: Canon Kabushiki Kaisha
    Inventors: Ryo Sakamoto, Masahiro Yakami, Daisuke Furukawa
  • Publication number: 20200043169
    Abstract: From a plurality of medical images in time phases, a target site is extracted from at least one medical image, a reference point is set on each of a target-site side, and a periphery side of the target site which are on across from each other over an outline of the extracted target site, and movement information for the reference points is calculated.
    Type: Application
    Filed: September 30, 2019
    Publication date: February 6, 2020
    Inventors: Ryo Sakamoto, Koji Sakai, Gakuto Aoyama, Kiyohide Satoh
  • Publication number: 20200042064
    Abstract: The present disclosure provides novel and improved information processing apparatus, information processing method, and program with which it is easy for a user to predict a future remaining battery amount. According to the present disclosure, there is provided an information processing apparatus including a control unit that performs control to calculate a future prediction value of remaining battery amount on the basis of a use history of an information processing apparatus by a user and to present prediction value related information related to the prediction value to the user. According to the present disclosure, the user can easily predict the future remaining battery amount. Note that the effects described above are not necessarily limitative. With or in the place of the above effects, there may be achieved any one of the effects described in this specification or other effects that may be grasped from this specification.
    Type: Application
    Filed: December 28, 2017
    Publication date: February 6, 2020
    Applicants: Sony Mobile Communications Inc., Sony Corporation
    Inventors: Tomoo MIZUKAMI, Noriaki SAKAMOTO, Tomonobu TSUJIKAWA, Shota KAWARAZAKI, Ryo NAKAGAWA, Yoshiyuki KOBAYASHI