Patents by Inventor Naoei Takeishi

Naoei Takeishi 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: 7372164
    Abstract: A semiconductor forming transistors on a semiconductor substrate includes a low concentration source/drain region formed in the semiconductor substrate, a high concentration source/drain region formed in the source/drain region, a gate electrode formed on the substrate through gate oxide film, a P type body region formed under the gate electrode and placed between the source/drain regions and, plug contact portions contacting the source/drain region and arranged in plural, and a source/drain electrode connecting to the source/drain region with contact through the contact portions.
    Type: Grant
    Filed: February 2, 2005
    Date of Patent: May 13, 2008
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Yoshinori Hino, Naoei Takeishi, Toshimitsu Taniguchi
  • Publication number: 20050156250
    Abstract: A semiconductor forming transistors on a semiconductor substrate includes a low concentration source/drain region formed in the semiconductor substrate, a high concentration source/drain region formed in the source/drain region, a gate electrode formed on the substrate through gate oxide film, a P type body region formed under the gate electrode and placed between the source/drain regions and, plug contact portions contacting the source/drain region and arranged in plural, and a source/drain electrode connecting to the source/drain region with contact through the contact portions.
    Type: Application
    Filed: February 2, 2005
    Publication date: July 21, 2005
    Applicant: Sanyo Electric Co., Ltd.
    Inventors: Yoshinori Hino, Naoei Takeishi, Toshimitsu Taniguchi
  • Patent number: 6873053
    Abstract: A semiconductor forming transistors on a semiconductor substrate includes a low concentration source/drain region formed in the semiconductor substrate, a high concentration source/drain region formed in the source/drain region, a gate electrode formed on the substrate through gate oxide film, a P type body region formed under the gate electrode and placed between the source/drain regions and, plug contact portions contacting the source/drain region and arranged in plural, and a source/drain electrode connecting to the source/drain region with contact through the contact portions.
    Type: Grant
    Filed: February 14, 2002
    Date of Patent: March 29, 2005
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Yoshinori Hino, Naoei Takeishi, Toshimitsu Taniguchi
  • Patent number: 6849947
    Abstract: The semiconductor device of the invention includes transistors for a driver and dummy patterns formed to be adjacent to the end portion of each output bit group constituting a cathode driver, anode drivers and anode drivers.
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: February 1, 2005
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Yoshinori Hino, Naoei Takeishi
  • Patent number: 6820246
    Abstract: In the driver for driving display having an anode driver, a cathode driver, and memory portions of a semiconductor device of the invention, anode driver regions connected to the memory portions are laid out equally in the chip, and SRAMs are arranged equally in the vicinity of each of anode driver regions so that drawing of wiring becomes easy and size of the chip is miniaturized.
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: November 16, 2004
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Yoshinori Hino, Naoei Takeishi, Yoshitaka Haraguchi
  • Patent number: 6742169
    Abstract: In the driver for driving display having an anode driver, a cathode driver, and memory portions of a semiconductor device of the invention, anode driver regions connected to the memory portions are laid out equally in the chip, and SRAMs and are arranged equally in the vicinity of each of anode driver regions so that drawing of wiring becomes easy and size of the chip is miniaturized.
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: May 25, 2004
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Yoshitaka Haraguchi, Naoei Takeishi, Yoshinori Hino
  • Publication number: 20020125512
    Abstract: A semiconductor forming transistors on a semiconductor substrate includes a low concentration source/drain region formed in the semiconductor substrate, a high concentration source/drain region formed in the source/drain region, a gate electrode formed on the substrate through gate oxide film, a P type body region formed under the gate electrode and placed between the source/drain regions and, plug contact portions contacting the source/drain region and arranged in plural, and a source/drain electrode connecting to the source/drain region with contact through the contact portions.
    Type: Application
    Filed: February 14, 2002
    Publication date: September 12, 2002
    Inventors: Yoshinori Hino, Naoei Takeishi, Toshimitsu Taniguchi
  • Publication number: 20020125474
    Abstract: The semiconductor device of the invention includes transistors for a driver and dummy patterns formed to be adjacent to the end portion of each output bit group constituting a cathode driver, anode drivers and anode drivers.
    Type: Application
    Filed: February 21, 2002
    Publication date: September 12, 2002
    Inventors: Yoshinori Hino, Naoei Takeishi
  • Publication number: 20020119614
    Abstract: In the driver for driving display having an anode driver, a cathode driver, and memory portions of a semiconductor device of the invention, anode driver regions connected to the memory portions are laid out equally in the chip, and SRAMs and are arranged equally in the vicinity of each of anode driver regions so that drawing of wiring becomes easy and size of the chip is miniaturized.
    Type: Application
    Filed: February 21, 2002
    Publication date: August 29, 2002
    Inventors: Yoshitaka Haraguchi, Naoei Takeishi, Yoshinori Hino
  • Publication number: 20020120911
    Abstract: In the driver for driving display having an anode driver, a cathode driver, and memory portions of a semiconductor device of the invention, anode driver regions connected to the memory portions are laid out equally in the chip, and SRAMs and are arranged equally in the vicinity of each of anode driver regions so that drawing of wiring becomes easy and size of the chip is miniaturized.
    Type: Application
    Filed: February 21, 2002
    Publication date: August 29, 2002
    Inventors: Yoshinori Hino, Naoei Takeishi, Yoshitaka Haraguchi