Patents by Inventor Kenji Uchijo

Kenji Uchijo 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: 8137035
    Abstract: A cutting insert includes a rake face region located on an upper surface, a flank located on a front surface, and a cutting edge located at an intersection between the rake face region and the flank. At least three types of projections having different distances from the cutting edge are on the rake face region. When these three types of projections are arranged in the order of increasing distance from the cutting edge, namely, a first projection, a second projection and a third projection, the top of the second projection is lower than an imaginary straight line connecting the top of the first projection and the top of the third projection in the side view.
    Type: Grant
    Filed: August 31, 2007
    Date of Patent: March 20, 2012
    Assignee: Kyocera Corporation
    Inventors: Kenji Uchijo, Yoshihiro Inoue
  • Publication number: 20100067992
    Abstract: A cutting insert comprising a rake face region located on an upper surface, a flank located on a front surface, and a cutting edge located at an intersection between the rake face region and the flank. At least three types of projections having different distances from the cutting edge are located on the rake face region. When these three types of projections are arranged in the order of their increasing distance from the cutting edge, namely, a first projection, a second projection and a third projection, the top of the second projection is located lower than an imaginary straight line connecting the top of the first projection and the top of the third projection in the side view.
    Type: Application
    Filed: August 31, 2007
    Publication date: March 18, 2010
    Applicant: KYOCERA CORPORATION
    Inventors: Kenji Uchijo, Yoshihiro Inoue