Patents by Inventor Ryota SAGO

Ryota SAGO 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).

  • Inkjet printer and inkjet print head
    Patent number: 10391799
    Abstract: A drive signal generator of an inkjet printer includes a first electronic component that generates a greater amount of heat than a second electronic component. A heat sink includes wall members and first and second ends. The wall members include first and second wall members having an outer wall. The heat sink has a tubular shape defined by the wall members and is open at the first and second ends. A portion of a cooling fan faces the first end of the heat sink, and another portion of the cooling fan protrudes at least from the first end toward the first wall member. The first electronic component is in contact with the outer wall of the first wall member, and the second electronic component is in contact with the outer wall of the second wall member.
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: August 27, 2019
    Assignee: ROLAND DG CORPORATION
    Inventors: Ryota Sago, Sachie Muroga, Eiji Hanba, Hironobu Suzuki, Hideki Yagi
  • INKJET PRINTER AND INKJET PRINT HEAD
    Publication number: 20180361765
    Abstract: A drive signal generator of an inkjet printer includes a first electronic component that generates a greater amount of heat than a second electronic component. A heat sink includes wall members and first and second ends. The wall members include first and second wall members having an outer wall. The heat sink has a tubular shape defined by the wall members and is open at the first and second ends. A portion of a cooling fan faces the first end of the heat sink, and another portion of the cooling fan protrudes at least from the first end toward the first wall member. The first electronic component is in contact with the outer wall of the first wall member, and the second electronic component is in contact with the outer wall of the second wall member.
    Type: Application
    Filed: June 13, 2018
    Publication date: December 20, 2018
    Inventors: Ryota SAGO, Sachie MUROGA, Eiji HANBA, Hironobu SUZUKI, Hideki YAGI