Patents by Inventor Tsugihiro Matsuoka

Tsugihiro Matsuoka 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 for testing semiconductors
    Patent number: 7109582
    Abstract: A semiconductor device that enables a test for individual IC chips mounted on an interposer is provided. In the semiconductor device having the interposer on which a first IC chip and a second IC chip are mounted, the first IC chip and the second IC chip are connected to outside the interposer by input wring and output wiring, respectively, and a transistor element serving as a switch is inserted in series into the wiring connecting between the first IC chip and the second IC chip.
    Type: Grant
    Filed: April 13, 2004
    Date of Patent: September 19, 2006
    Assignee: Sony Corporation
    Inventor: Tsugihiro Matsuoka
  • Semiconductor device
    Publication number: 20040206984
    Abstract: A semiconductor device that enables a test for individual IC chips mounted on an interposer is provided. In the semiconductor device having the interposer on which a first IC chip and a second IC chip are mounted, the first IC chip and the second IC chip are connected to outside the interposer by input wring and output wiring, respectively, and a transistor element serving as a switch is inserted in series into the wiring connecting between the first IC chip and the second IC chip.
    Type: Application
    Filed: April 13, 2004
    Publication date: October 21, 2004
    Applicant: Sony Corporation
    Inventor: Tsugihiro Matsuoka