Patents by Inventor Hyun Joo Yoo

Hyun Joo Yoo 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).

  • Finger grip for smart device
    Patent number: 11470952
    Abstract: The present invention relates to a finger grip for a smart device, including: a bonding sheet having a bonding surface attached to one side of an outer surface of the smart device; a guide sheet coupled to one side surface of the bonding sheet and having a guide slot formed on one side thereof and a coupling groove formed on the other side thereof; a variable sheet laminated on one side surface of the guide sheet and having a fusion portion formed correspondingly to the coupling groove and a slide pin formed protrudingly therefrom to pass through the guide slot; a fixing rivet coupled to the slide pin of the variable sheet to prevent the slide pin from escaping from the guide slot; and a printed film coupled to one side surface of the variable sheet.
    Type: Grant
    Filed: June 1, 2019
    Date of Patent: October 18, 2022
    Assignee: MOMOSTICK CO., LTD.
    Inventor: Hyun Joo Yoo
  • FINGER GRIP FOR SMART DEVICE
    Publication number: 20190281965
    Abstract: The present invention relates to a finger grip for a smart device, including: a bonding sheet having a bonding surface attached to one side of an outer surface of the smart device; a guide sheet coupled to one side surface of the bonding sheet and having a guide slot formed on one side thereof and a coupling groove formed on the other side thereof; a variable sheet laminated on one side surface of the guide sheet and having a fusion portion formed correspondingly to the coupling groove and a slide pin formed protrudingly therefrom to pass through the guide slot; a fixing rivet coupled to the slide pin of the variable sheet to prevent the slide pin from escaping from the guide slot; and a printed film coupled to one side surface of the variable sheet.
    Type: Application
    Filed: June 1, 2019
    Publication date: September 19, 2019
    Inventor: Hyun Joo Yoo
  • Finger grip for smart device
    Patent number: 10349728
    Abstract: A finger grip for a smart device, including: a bonding sheet having a bonding surface attached to one side of an outer surface of the smart device; a guide sheet coupled to one side surface of the bonding sheet and having a guide slot formed on one side thereof and a coupling groove formed on the other side thereof; a variable sheet laminated on one side surface of the guide sheet and having a fusion portion formed correspondingly to the coupling groove and a slide pin formed protrudingly therefrom to pass through the guide slot; a fixing rivet coupled to the slide pin of the variable sheet to prevent the slide pin from escaping from the guide slot; and a printed film coupled to one side surface of the variable sheet.
    Type: Grant
    Filed: June 20, 2018
    Date of Patent: July 16, 2019
    Inventor: Hyun Joo Yoo
  • FINGER GRIP FOR SMART DEVICE
    Publication number: 20190090621
    Abstract: The present invention relates to a finger grip for a smart device, including: a bonding sheet having a bonding surface attached to one side of an outer surface of the smart device; a guide sheet coupled to one side surface of the bonding sheet and having a guide slot formed on one side thereof and a coupling groove formed on the other side thereof; a variable sheet laminated on one side surface of the guide sheet and having a fusion portion formed correspondingly to the coupling groove and a slide pin formed protrudingly therefrom to pass through the guide slot; a fixing rivet coupled to the slide pin of the variable sheet to prevent the slide pin from escaping from the guide slot; and a printed film coupled to one side surface of the variable sheet.
    Type: Application
    Filed: June 20, 2018
    Publication date: March 28, 2019
    Inventor: Hyun Joo Yoo
  • Mobile phone case with a holder
    Patent number: D972548
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: December 13, 2022
    Inventor: Hyun Joo Yoo
  • Mobile phone holder
    Patent number: D972551
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: December 13, 2022
    Inventor: Hyun Joo Yoo