Patents by Inventor Yun Hwan Liao

Yun Hwan Liao 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).

  • Publication number: 20160275826
    Abstract: A compound name-card-shaped proximity card holder includes: a main body that includes a first pocket, a plurality of interlayers, and a second pocket. The first pocket and the main body form a first receiving compartment. The second pocket and the main body form a second receiving compartment. The first receiving compartment and the second receiving compartment receive and hold therein various articles, such as cards and proximity cards. The interlayers are arranged in the interior of the main body and are fixed by a circular button to the main body to be rotatable out of the main body. The interlayers are each in the form of an open-end folder for insertion and storage of a single proximity card. The interlayers of the main body are formed of thin metal sheets or FAM films protect proximity cards placed inside and outside the interlayers from affecting and demagnetizing each other.
    Type: Application
    Filed: March 18, 2015
    Publication date: September 22, 2016
    Inventor: Yun-Hwan Liao
  • Patent number: 6217404
    Abstract: The present invention proposes a toy airplane, which can turn a round and fly back to the original position where it has been launched by hand. The toy airplane comprises a foldable fuselage, a wing, a tail, a central fixing plate, a tail fin, a balance weight block, and a plurality of adhesive sheets. A pair of wing slots and a pair of tail slots are respectively disposed at the middle section and rear section of the foldable fuselage. The wing slot forms a specific curve, and the tail slot is matched with the wing slot to tilt a proper angle. The wing and the tail can exactly penetrate through the wing slots and the tail slots, respectively. Notches are respectively disposed at the front edges and rear edges of the central lines of the wing and the tail. The central fixing plate having a balance weight groove and a first retaining groove is installed in the foldable fuselage and is fastened in the two notches of the wing via the first retaining groove.
    Type: Grant
    Filed: June 16, 2000
    Date of Patent: April 17, 2001
    Inventor: Yun Hwan Liao