Patents by Inventor Tsutomu SHIRAKI

Tsutomu SHIRAKI 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).

  • ACTIVE ENERGY RAY CURABLE-TYPE INK, INK SET, AND MANUFACTURING METHOD OF LAMINATE
    Publication number: 20250043139
    Abstract: Provided are an active energy ray curable-type ink containing a resin-coated pigment in which a pigment is coated with a vinyl chloride-vinyl acetate copolymer resin and a polymerizable compound, in which the pigment is a magenta pigment which is PR146 and/or PR254 or a yellow pigment which is at least one of PY110, PY155, PY185, PY138, PY150, or Pigment Yellow184, a content mass ratio of the vinyl chloride-vinyl acetate copolymer resin with respect to the pigment is 0.25 to 4.00, and an Mp/D ratio, which is a ratio between a content Mp % by mass of the pigment with respect to a total amount of the ink and a specific gravity D of the pigment, is 2.00 or less; and applications thereof.
    Type: Application
    Filed: July 17, 2024
    Publication date: February 6, 2025
    Inventors: Fumiya SHIRAKI, Tsutomu UMEBAYASHI
  • Coreless rotating electrical machine with stator including cylindrical coil and cooling method therefor
    Patent number: 10651702
    Abstract: A high performance rotating electrical machine which aims at downsizing, and challenges inevitable technical problems such as deterioration of efficiency ? caused by copper loss and temperature rise inside the rotating electrical machine due to heat generation induced by eddy current generated in magnetic body.
    Type: Grant
    Filed: March 4, 2015
    Date of Patent: May 12, 2020
    Assignee: CORELESS MOTOR CO., LTD.
    Inventors: Manabu Shiraki, Tsutomu Shiraki
  • Coreless rotating electrical machine with stator including cylindrical coil and cooling method therefor
    Patent number: 10637319
    Abstract: Present invention relates to a high performance rotating electrical machine which aims at downsizing, and challenges inevitable technical problems such as deterioration of efficiency ? caused by copper loss and temperature rise inside the rotating electrical machine due to heat generation induced by eddy current generated in magnetic body.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: April 28, 2020
    Assignee: CORELESS MOTOR CO., LTD.
    Inventors: Manabu Shiraki, Tsutomu Shiraki
  • CORELESS ROTATING ELECTRICAL MACHINE WITH STATOR INCLUDING CYLINDRICAL COIL AND COOLING METHOD THEREFOR
    Publication number: 20180323673
    Abstract: Present invention relates to a high performance rotating electrical machine which aims at downsizing, and challenges inevitable technical problems such as deterioration of efficiency ? caused by copper loss and temperature rise inside the rotating electrical machine due to heat generation induced by eddy current generated in magnetic body.
    Type: Application
    Filed: July 10, 2018
    Publication date: November 8, 2018
    Applicant: M-LINK CO., LTD.
    Inventors: Manabu Shiraki, Tsutomu Shiraki
  • CORELESS ROTATING ELECTRICAL MACHINE WITH STATOR INCLUDING CYLINDRICAL COIL AND COOLING METHOD THEREFOR
    Publication number: 20170288489
    Abstract: A high performance rotating electrical machine which aims at downsizing, and challenges inevitable technical problems such as deterioration of efficiency ? caused by copper loss and temperature rise inside the rotating electrical machine due to heat generation induced by eddy current generated in magnetic body.
    Type: Application
    Filed: March 4, 2015
    Publication date: October 5, 2017
    Applicant: M-LINK CO., LTD.
    Inventors: Manabu SHIRAKI, Tsutomu SHIRAKI