Patents by Inventor Tae-Hyuk Yoon

Tae-Hyuk 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).

  • Jumping device for exercise
    Patent number: 6840893
    Abstract: Disclosed is a jumping device for exercise including an arc-shaped plate spring, a vertical member coupled to the plate spring, a footrest coupled to the vertical member while extending horizontally, a hinge lever hingably coupled to the footrest, a hoof lever hingably coupled to the hinge lever and fixedly mounted to the plate spring in an overlapping state, a shoe case serving as a shoe to be worn by a user, the shoe case being integrally coupled to the footrest while including a shoe bottom plate, and a U-shaped strip member serving as a connecting rod for connecting the footrest to the vertical member, the strip member having leg portions each fixedly mounted at a lower end thereof to an intermediate portion of the shoe bottom plate while extending upwardly and inclinedly toward an upper end thereof, and a connecting portion for connecting the leg portions, and a fitting member fixedly mounted to the connecting portion of the strip member at the rear of the strip member, the fitting member being fitted ar
    Type: Grant
    Filed: April 29, 2002
    Date of Patent: January 11, 2005
    Assignee: Poweriser Co., Ltd.
    Inventor: Tae-Hyuk Yoon
  • Jumping device for exercise
    Publication number: 20030134720
    Abstract: Disclosed is a jumping device for exercise including an arc-shaped plate spring, a vertical member coupled to the plate spring, a footrest coupled to the vertical member while extending horizontally, a hinge lever hingably coupled to the footrest, a hoof lever hingably coupled to the hinge lever and fixedly mounted to the plate spring in an overlapping state, a shoe case serving as a shoe to be worn by a user, the shoe case being integrally coupled to the footrest while including a shoe bottom plate, and a U-shaped strip member serving as a connecting rod for connecting the footrest to the vertical member, the strip member having leg portions each fixedly mounted at a lower end thereof to an intermediate portion of the shoe bottom plate while extending upwardly and inclinedly toward an upper end thereof, and a connecting portion for connecting the leg portions, and a fitting member fixedly mounted to the connecting portion of the strip member at the rear of the strip member, the fitting member being fitted ar
    Type: Application
    Filed: April 29, 2002
    Publication date: July 17, 2003
    Applicant: POWERISER CO., LTD.
    Inventor: Tae-Hyuk Yoon