Patents by Inventor Mari IMAZATO

Mari IMAZATO 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).

  • Cutting tool and method for manufacturing cut product using same
    Patent number: 10081065
    Abstract: A cutting tool such as a drill (1) in which a coating layer (6) is provided to the surface of a base body (5) having a rod shape, which is equipped with a cutting edge (2) provided to at least the tip portion (A) of the base body (5) having a rod shape and a chip discharge section (4) provided adjacent to the cutting edge (2) so as to extend rearwards (i.e., towards the rear end) from the tip portion (A), the coating layer (6) comprising a mixture phase of diamond and graphite and having a diamond content ratio which is lower in a rear end located 10 mm rearward from the tip than in the tip portion (A).
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: September 25, 2018
    Assignee: KYOCERA CORPORATION
    Inventors: Masahiro Waki, Mari Imazato, Tan Ka
  • CUTTING TOOL AND METHOD FOR MANUFACTURING CUT PRODUCT USING SAME
    Publication number: 20160243625
    Abstract: A cutting tool such as a drill (1) in which a coating layer (6) is provided to the surface of a base body (5) having a rod shape, which is equipped with a cutting edge (2) provided to at least the tip portion (A) of the base body (5) having a rod shape and a chip discharge section (4) provided adjacent to the cutting edge (2) so as to extend rearwards (i.e., towards the rear end) from the tip portion (A), the coating layer (6) comprising a mixture phase of diamond and graphite and having a diamond content ratio which is lower in a rear end located 10 mm rearward from the tip than in the tip portion (A).
    Type: Application
    Filed: September 30, 2014
    Publication date: August 25, 2016
    Inventors: Masahiro WAKI, Mari IMAZATO, Tan KA