Patents by Inventor Daigo KOSAKA

Daigo KOSAKA 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).

  • Eddy current flaw detection probe and eddy current flaw inspection apparatus
    Patent number: 9453818
    Abstract: The eddy current flaw detection probe (100) includes a first yoke (1), a second yoke (2), a first permanent magnet (3), a second permanent magnet (4), a sensing coil (6). The second yoke (2) is inserted in a freely insertable and extractable manner along an inner peripheral surface of the first yoke (1).
    Type: Grant
    Filed: September 5, 2013
    Date of Patent: September 27, 2016
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Hidehiko Suetsugu, Toyokazu Tada, Daigo Kosaka
  • EDDY CURRENT FLAW DETECTION PROBE AND EDDY CURRENT FLAW INSPECTION APPARATUS
    Publication number: 20150323502
    Abstract: The eddy current flaw detection probe (100) includes a first yoke (1), a second yoke (2), a first permanent magnet (3), a second permanent magnet (4), a sensing coil (6). The second yoke (2) is inserted in a freely insertable and extractable manner along an inner peripheral surface of the first yoke (1).
    Type: Application
    Filed: September 5, 2013
    Publication date: November 12, 2015
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Hidehiko SUETSUGU, Toyokazu TADA, Daigo KOSAKA