Patents by Inventor Moo hyun Yoon

Moo hyun 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).

  • Exercise management device using hula hoop having device for measuring spinning direction and exercise amount
    Patent number: 11090521
    Abstract: An exercise management device using a hula hoop having a device for measuring spinning direction and exercise amount includes: an annular body part; a sensor unit including a gyro sensor, an acceleration sensor, and a gravity sensor; a hula hoop including a control unit including a MICOM for receiving and analyzing a data value detected by the sensor unit to calculate and obtain exercise information, a communication unit having a Bluetooth chip for transmitting the exercise information or the data value, and a power unit for switching on/off the control unit; and a wireless communication device having a dedicated program for receiving the exercise information or the data value transmitted from the communication unit and displaying the exercise information.
    Type: Grant
    Filed: February 23, 2017
    Date of Patent: August 17, 2021
    Assignee: VIRFIT CORP.
    Inventor: Moo Hyun Yoon
  • Hula hoop
    Patent number: D847910
    Type: Grant
    Filed: September 8, 2017
    Date of Patent: May 7, 2019
    Assignee: VIRFIT CORP.
    Inventor: Moo hyun Yoon