Patents by Inventor Yoichi JINZA

Yoichi JINZA 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).

  • Cooling method for workpiece
    Patent number: 11499202
    Abstract: A cooling method for a workpiece includes placing entirety of the workpiece in an inner space of a recess provided on a molding surface of a lower mold, pressing or restraining the workpiece by a mold including the lower mold and an upper mold in which a protrusion corresponding to the recess of the lower mold is provided on a molding surface, supplying a liquid coolant to the inner space of the recess through a coolant supply passage provided in at least one of the lower mold and the upper mold by a pump, and discharging air in the inner space of the recess upward through an air escape passage, and cooling the workpiece by immersing the entirety of the workpiece, which has been heated, in the liquid coolant that fills the recess.
    Type: Grant
    Filed: April 8, 2021
    Date of Patent: November 15, 2022
    Assignee: AISIN FUKUI CORPORATION
    Inventors: Akihiro Seki, Nobuyuki Naito, Yoichi Jinza, Hiroshi Fukuchi, Kazuo Hikida, Ken Takata, Naruhiko Nomura
  • Mold, mold apparatus, and cooling method for workpiece
    Patent number: 11104971
    Abstract: In a mold, at least one of a lower mold and an upper mold includes a coolant supply passage through which a liquid coolant is supplied to an inner space of a recess, and the mold includes an air escape passage through which air in the inner space of the recess is discharged upward.
    Type: Grant
    Filed: April 18, 2017
    Date of Patent: August 31, 2021
    Assignee: AISIN AW INDUSTRIES CO., LTD.
    Inventors: Akihiro Seki, Nobuyuki Naito, Yoichi Jinza, Hiroshi Fukuchi, Kazuo Hikida, Ken Takata, Naruhiko Nomura
  • COOLING METHOD FOR WORKPIECE
    Publication number: 20210222264
    Abstract: A cooling method for a workpiece includes placing entirety of the workpiece in an inner space of a recess provided on a molding surface of a lower mold, pressing or restraining the workpiece by a mold including the lower mold and an upper mold in which a protrusion corresponding to the recess of the lower mold is provided on a molding surface, supplying a liquid coolant to the inner space of the recess through a coolant supply passage provided in at least one of the lower mold and the upper mold by a pump, and discharging air in the inner space of the recess upward through an air escape passage, and cooling the workpiece by immersing the entirety of the workpiece, which has been heated, in the liquid coolant that fills the recess.
    Type: Application
    Filed: April 8, 2021
    Publication date: July 22, 2021
    Applicant: AISIN AW INDUSTRIES CO., LTD.
    Inventors: Akihiro SEKI, Nobuyuki NAITO, Yoichi JINZA, Hiroshi FUKUCHI, Kazuo HIKIDA, Ken TAKATA, Naruhiko NOMURA
  • MOLD, MOLD APPARATUS, AND COOLING METHOD FOR WORKPIECE
    Publication number: 20190100816
    Abstract: In a mold, at least one of a lower mold and an upper mold includes a coolant supply passage through which a liquid coolant is supplied to an inner space of a recess, and the mold includes an air escape passage through which air in the inner space of the recess is discharged upward.
    Type: Application
    Filed: April 18, 2017
    Publication date: April 4, 2019
    Applicant: AISIN AW INDUSTRIES CO., LTD.
    Inventors: Akihiro SEKI, Nobuyuki NAITO, Yoichi JINZA, Hiroshi FUKUCHI, Kazuo HIKIDA, Ken TAKATA, Naruhiko NOMURA