Patents by Inventor Michiaki Sakakibara

Michiaki Sakakibara 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 of automatically discriminating and separating scraps containing copper from iron scraps
    Patent number: 5911327
    Abstract: Scrap containing copper is discriminated from iron scrap after being pulverized by imaging iron scrap using a color TV camera, treating RGB signals processed by each of the points in the image as a color vector, and discriminating scrap containing copper from iron scrap when the saturation value of the color vector is larger than a predetermined value and the hue angle of the color vector lies within a predetermined range.
    Type: Grant
    Filed: October 2, 1996
    Date of Patent: June 15, 1999
    Assignee: Nippon Steel Corporation
    Inventors: Fumio Tanaka, Toshio Akagi, Shuji Naito, Sumitada Kakimoto, Michiaki Sakakibara, Masahiro Ito, Akihiro Senda