Patents by Inventor Takayuki KOSUGE

Takayuki KOSUGE 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).

  • Patent number: 10195838
    Abstract: The present invention relates to a method for producing a deposition mask having a structure in which a metal mask sheet with a plurality of opening patterns formed is disposed under tension on and fixed to a metal frame, the method including: a first step of bonding a peripheral part of the metal mask sheet to a synthetic fiber mesh to which constant tension is applied; a second step of cutting off a part of the mesh corresponding to a deposition effective region with a size capable of arranging therein the plurality of opening patterns of the metal mask sheet; a third step of connecting and fixing the frame to the peripheral part of the metal mask sheet on an opposite side to the mesh; and a fourth step of removing the mesh from the metal mask sheet.
    Type: Grant
    Filed: September 14, 2015
    Date of Patent: February 5, 2019
    Assignee: V TECHNOLOGY CO., LTD.
    Inventors: Yuji Saito, Shuji Kudo, Takayuki Kosuge, Michinobu Mizumura
  • Publication number: 20160001542
    Abstract: The present invention relates to a method for producing a deposition mask having a structure in which a metal mask sheet with a plurality of opening patterns formed is disposed under tension on and fixed to a metal frame, the method including: a first step of bonding a peripheral part of the metal mask sheet to a synthetic fiber mesh to which constant tension is applied; a second step of cutting off a part of the mesh corresponding to a deposition effective region with a size capable of arranging therein the plurality of opening patterns of the metal mask sheet; a third step of connecting and fixing the frame to the peripheral part of the metal mask sheet on an opposite side to the mesh; and a fourth step of removing the mesh from the metal mask sheet.
    Type: Application
    Filed: September 14, 2015
    Publication date: January 7, 2016
    Inventors: Yuji SAITO, Shuji KUDO, Takayuki KOSUGE, Michinobu MIZUMURA