Patents by Inventor Sung Ryul CHA

Sung Ryul CHA 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).

  • Card-type smart key and control method thereof
    Patent number: 10325429
    Abstract: A card-type smart key includes at least one button, at least one touch sensor disposed around the at least one button, and a controller for receiving at least one input from the at least one button and the at least one touch sensor, wherein, upon sensing manipulation of any one of the at least one button and then sensing touch from a touch sensor disposed around the manipulation-sensed button, the controller performs a function corresponding to the manipulation.
    Type: Grant
    Filed: November 17, 2017
    Date of Patent: June 18, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Hyundai Mobis Co., Ltd.
    Inventors: Sang Min Lee, Sung Ryul Cha, Duk Yun Cho
  • CARD-TYPE SMART KEY AND CONTROL METHOD THEREOF
    Publication number: 20180300972
    Abstract: A card-type smart key includes at least one button, at least one touch sensor disposed around the at least one button, and a controller for receiving at least one input from the at least one button and the at least one touch sensor, wherein, upon sensing manipulation of any one of the at least one button and then sensing touch from a touch sensor disposed around the manipulation-sensed button, the controller performs a function corresponding to the manipulation.
    Type: Application
    Filed: November 17, 2017
    Publication date: October 18, 2018
    Inventors: Sang Min LEE, Sung Ryul CHA, Duk Yun CHO