Patents by Inventor Fumiaki Togashi

Fumiaki Togashi 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: 10222413
    Abstract: An IC handler (4) of the present invention transfers an IC device (D) to a test head (2). The test head (2) is provided with a socket (3), which has a placing surface (3a) having the IC device (D) placed thereon, and which attaches the IC device (D) placed on the placing surface (3a) to the test head (2). The IC handler (4) is provided with a non-contact displacement meter (71) that is disposed by being spaced apart from the socket (3) in the direction perpendicular to the placing surface (3a). The non-contact displacement meter (71) measures a distance from the non-contact displacement meter (71) to the IC device (D) placed on the placing surface (3a) by emitting a laser beam toward the placing surface (3a) of the socket (3).
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: March 5, 2019
    Assignee: HappyJapan Inc.
    Inventors: Shouhei Matsumoto, Mitsuo Koizumi, Fumiaki Togashi, Satoshi Ueno, Keitaro Harada, Masayoshi Yokoo
  • Publication number: 20160356843
    Abstract: An IC handler (4) of the present invention transfers an IC device (D) to a test head (2). The test head (2) is provided with a socket (3), which has a placing surface (3a) having the IC device (D) placed thereon, and which attaches the IC device (D) placed on the placing surface (3a) to the test head (2). The IC handler (4) is provided with a non-contact displacement meter (71) that is disposed by being spaced apart from the socket (3) in the direction perpendicular to the placing surface (3a). The non-contact displacement meter (71) measures a distance from the non-contact displacement meter (71) to the IC device (D) placed on the placing surface (3a) by emitting a laser beam toward the placing surface (3a) of the socket (3).
    Type: Application
    Filed: December 3, 2013
    Publication date: December 8, 2016
    Inventors: Shouhei Matsumoto, Mitsuo Koizumi, Fumiaki Togashi, Satoshi Ueno, Keitaro Harada, Masayoshi Yokoo