Patents by Inventor Gui Nam Sun

Gui Nam Sun 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: 10635138
    Abstract: Provided is an electric shock protection device disposed between a human body contactable conductor and an internal circuit unit of an electronic device. The electric shock protection device includes: a sintered body where a plurality of sheet layers stacked; an electric shock protection unit including at least one pair of inner electrodes disposed spaced a predetermined interval apart from each other inside the sintered body and a pore disposed between the inner electrodes; and at least one capacitor layer configured to pass communication signals flowing from the conductor.
    Type: Grant
    Filed: May 25, 2017
    Date of Patent: April 28, 2020
    Assignee: AMOTECH CO., LTD.
    Inventors: Tong Gi Kim, Jun-Suh Yu, Kyu Hwan Park, Gui Nam Sun, Jae Su Ryu, Seung Chul Lee
  • Patent number: 10222838
    Abstract: Provided is an electric shock protection device disposed between a human body contactable conductor and an internal circuit unit of an electronic device, wherein in order to pass static electricity without causing dielectric breakdown when the static electricity flows from the conductor, block a leakage current of an external power source flowing from a ground of the circuit unit, and pass communication signals flowing from the conductor, the following equation is satisfied: Vbr>Vin where Vbr is a breakdown voltage of the electric shock protection device and Vin is a rated voltage of an external power source of the electronic device.
    Type: Grant
    Filed: October 16, 2015
    Date of Patent: March 5, 2019
    Assignee: AMOTECH CO., LTD.
    Inventors: Tong Gi Kim, Jun-Suh Yu, Kyu Hwan Park, Gui Nam Sun, Jae Su Ryu, Byung Guk Lim, Rieon Kim
  • Patent number: 10175727
    Abstract: Provided are an electric shock protection device and a mobile electronic apparatus including the same. The electric shock protection device is disposed between a human contactable conductor and an internal circuit unit of an electronic device, in order to pass static electricity without causing dielectric breakdown when the static electricity is introduced from the conductor, and block a leakage electric current of an external power source introduced from a ground of the circuit unit, the following formula is satisfied: Vbr>Vin where Vbr is a breakdown voltage of the electric shock protection device, and Vin is a rated voltage of an external power source of the electronic device.
    Type: Grant
    Filed: October 16, 2015
    Date of Patent: January 8, 2019
    Assignee: AMOTECH CO., LTD.
    Inventors: Jun-Suh Yu, Kyu Hwan Park, Tong Gi Kim, Gui Nam Sun, Jae Su Ryu, Byung Guk Lim, Rieon Kim
  • Publication number: 20170262024
    Abstract: Provided is an electric shock protection device disposed between a human body contactable conductor and an internal circuit unit of an electronic device. The electric shock protection device includes: a sintered body where a plurality of sheet layers stacked; an electric shock protection unit including at least one pair of inner electrodes disposed spaced a predetermined interval apart from each other inside the sintered body and a pore disposed between the inner electrodes; and at least one capacitor layer configured to pass communication signals flowing from the conductor.
    Type: Application
    Filed: May 25, 2017
    Publication date: September 14, 2017
    Inventors: Tong Gi Kim, Jun-Suh Yu, Kyu Hwan Park, Gui Nam Sun, Jae Su Ryu, Seung Chul Lee
  • Patent number: 9703326
    Abstract: Provided is an electric shock protection device disposed between a human body contactable conductor and an internal circuit unit of an electronic device. The electric shock protection device includes: a sintered body where a plurality of sheet layers stacked; an electric shock protection unit including at least one pair of inner electrodes disposed spaced a predetermined interval apart from each other inside the sintered body and a pore disposed between the inner electrodes; and at least one capacitor layer configured to pass communication signals flowing from the conductor.
    Type: Grant
    Filed: October 16, 2015
    Date of Patent: July 11, 2017
    Assignee: AMOTECH CO., LTD.
    Inventors: Tong Gi Kim, Jun-Suh Yu, Kyu Hwan Park, Gui Nam Sun, Jae Su Ryu, Seung Chul Lee
  • Publication number: 20160149398
    Abstract: Provided is an electric shock protection device disposed between a human body contactable conductor and an internal circuit unit of an electronic device, wherein in order to pass static electricity without causing dielectric breakdown when the static electricity flows from the conductor, block a leakage current of an external power source flowing from a ground of the circuit unit, and pass communication signals flowing from the conductor, the following equation is satisfied: Vbr>Vin where Vbr is a breakdown voltage of the electric shock protection device and Vin is a rated voltage of an external power source of the electronic device.
    Type: Application
    Filed: October 16, 2015
    Publication date: May 26, 2016
    Inventors: Tong Gi Kim, Jun-Suh Yu, Kyu Hwan Park, Gui Nam Sun, Jae Su Ryu, Byung Guk Lim, Rieon Kim
  • Publication number: 20160149397
    Abstract: Provided is an electric shock protection device disposed between a human body contactable conductor and an internal circuit unit of an electronic device. The electric shock protection device includes: a sintered body where a plurality of sheet layers stacked; an electric shock protection unit including at least one pair of inner electrodes disposed spaced a predetermined interval apart from each other inside the sintered body and a pore disposed between the inner electrodes; and at least one capacitor layer configured to pass communication signals flowing from the conductor.
    Type: Application
    Filed: October 16, 2015
    Publication date: May 26, 2016
    Inventors: Tong Gi Kim, Jun-Suh Yu, Kyu Hwan Park, Gui Nam Sun, Jae Su Ryu, Seung Chul Lee
  • Publication number: 20160149399
    Abstract: Provided are an electric shock protection device and a mobile electronic apparatus including the same. The electric shock protection device is disposed between a human contactable conductor and an internal circuit unit of an electronic device, in order to pass static electricity without causing dielectric breakdown when the static electricity is introduced from the conductor, and block a leakage electric current of an external power source introduced from a ground of the circuit unit, the following formula is satisfied: Vbr>Vin where Vbr is a breakdown voltage of the electric shock protection device, and Vin is a rated voltage of an external power source of the electronic device.
    Type: Application
    Filed: October 16, 2015
    Publication date: May 26, 2016
    Inventors: Jun-Suh Yu, Kyu Hwan Park, Tong Gi Kim, Gui Nam Sun, Jae Su Ryu, Byung Guk Lim, Rieon Kim