Patents by Inventor Yuuichi SUETSUGU

Yuuichi SUETSUGU 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).

  • Method and apparatus for adjusting pitch material
    Patent number: 9677004
    Abstract: A method for adjusting the softening point of a pitch material includes heating the pitch material to form molten pitch material, and rising the softening point of the pitch material by moving a plurality of movable members so that the movable members repetitively move at least some of the molten pitch material out of a liquid level of the molten pitch material and back to the molten pitch material.
    Type: Grant
    Filed: November 12, 2014
    Date of Patent: June 13, 2017
    Assignee: TOYOTA BOSHOKU KABUSHIKI KAISHA
    Inventors: Yuuichi Suetsugu, Hiroshi Koyama
  • METHOD AND APPARATUS FOR ADJUSTING PITCH MATERIAL
    Publication number: 20150166896
    Abstract: A method for adjusting the softening point of a pitch material includes heating the pitch material to form molten pitch material, and rising the softening point of the pitch material by moving a plurality of movable members so that the movable members repetitively move at least some of the molten pitch material out of a liquid level of the molten pitch material and back to the molten pitch material.
    Type: Application
    Filed: November 12, 2014
    Publication date: June 18, 2015
    Applicant: TOYOTA BOSHOKU KABUSHIKI KAISHA
    Inventors: Yuuichi SUETSUGU, Hiroshi KOYAMA