Patents by Inventor Shigeru Miyakita

Shigeru Miyakita 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).

  • Semiconductor device low temperature test apparatus using electronic cooling element
    Patent number: 6970007
    Abstract: A semiconductor device test apparatus, has: a socket, which connects to a semiconductor device undergoing testing mounted thereon; a test tray, which houses the semiconductor device undergoing testing and which is provided, in a position on which the semiconductor device undergoing testing is mounted, with a first electronic cooling element that absorbs heat via one surface thereof and releases heat via the other surface thereof; and a contact block, which is provided with a second electronic cooling element that makes contact with the top of the semiconductor device undergoing testing in a state in which the semiconductor device undergoing testing is mounted on the socket.
    Type: Grant
    Filed: April 2, 2003
    Date of Patent: November 29, 2005
    Assignee: Fujitsu Limited
    Inventor: Shigeru Miyakita
  • Semiconductor device low temperature test apparatus using electronic cooling element
    Publication number: 20030197518
    Abstract: A semiconductor device test apparatus, has: a socket, which connects to a semiconductor device undergoing testing mounted thereon; a test tray, which houses the semiconductor device undergoing testing and which is provided, in a position on which the semiconductor device undergoing testing is mounted, with a first electronic cooling element that absorbs heat via one surface thereof and releases heat via the other surface thereof; and a contact block, which is provided with a second electronic cooling element that makes contact with the top of the semiconductor device undergoing testing in a state in which the semiconductor device undergoing testing is mounted on the socket.
    Type: Application
    Filed: April 2, 2003
    Publication date: October 23, 2003
    Applicant: FUJITSU LIMITED
    Inventor: Shigeru Miyakita