Patents by Inventor Hye Yeon Shon

Hye Yeon Shon 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).

  • Apparatus for reducing vibration of an elevator car
    Patent number: 6315084
    Abstract: In the conventional elevator, there arise problems that there is no apparatus capable of reducing only radio-frequency components according to the characteristics of the rubber isolator and dealing with vertical vibration of the entire car, although it is possible to reduce the vibration descending along the rope while passing through the rubber isolator at the lower portion of the car.
    Type: Grant
    Filed: March 3, 2000
    Date of Patent: November 13, 2001
    Assignee: Otis Elevator Company
    Inventor: Hye Yeon Shon