Patents by Inventor Kimio Hosoki

Kimio Hosoki 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
    Patent number: 8310034
    Abstract: A semiconductor device having a digital region and an analog region embedded therein has an annular seal ring which surrounds the outer circumference of the digital region and the analog region in a plan view; a guard ring which is provided in the area surrounded by the seal ring, between the digital region and the analog region, so as to isolate the analog region from the digital region, and so as to be electrically connected to the seal ring; and an electrode pad which is electrically connected to the guard ring in the vicinity of the guard ring.
    Type: Grant
    Filed: May 20, 2010
    Date of Patent: November 13, 2012
    Assignee: RENESAS Electronics Corporation
    Inventors: Shinichi Uchida, Takasuke Hashimoto, Masayuki Furumiya, Kimio Hosoki, Hideo Ohba
  • Semiconductor device
    Publication number: 20100314727
    Abstract: A semiconductor device having a digital region and an analog region embedded therein has an annular seal ring which surrounds the outer circumference of the digital region and the analog region in a plan view; a guard ring which is provided in the area surrounded by the seal ring, between the digital region and the analog region, so as to isolate the analog region from the digital region, and so as to be electrically connected to the seal ring; and an electrode pad which is electrically connected to the guard ring in the vicinity of the guard ring.
    Type: Application
    Filed: May 20, 2010
    Publication date: December 16, 2010
    Applicant: NEC Electronics Corporation
    Inventors: Shinichi Uchida, Takasuke Hashimoto, Masayuki Furumiya, Kimio Hosoki, Hideo Ohba