Patents by Inventor Joohyun Yoon

Joohyun Yoon 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).

  • VIRTUAL KEYBOARD
    Publication number: 20160034178
    Abstract: Embodiments of the present invention relate to a virtual keyboard. More specifically, the present invention provides a virtual keyboard having a common text format tool bar that works all applications. When a virtual keyboard trigger is received, the device examines the text input characteristics. The present invention provides at least one text formatter on the touch screen. When one text format is selected, then that text format is displayed. The virtual keyboard includes an HTML (hypertext markup language) formatted text interface.
    Type: Application
    Filed: January 5, 2012
    Publication date: February 4, 2016
    Applicant: LG CNS CO., LTD.
    Inventor: Joohyun Yoon
  • Sleep aid device
    Patent number: D1032001
    Type: Grant
    Filed: June 10, 2022
    Date of Patent: June 18, 2024
    Assignee: LEESOL CO., LTD.
    Inventors: Moonsoo Kim, Seungwoo Lee, Joohyun Yoon, Gusung Kwon