Patents by Inventor Yung-Zhang Wen

Yung-Zhang Wen 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).

  • Patent number: 6659021
    Abstract: A foldable table has a plastics table plate, a hoop-shaped frame, four corner seats disposed on four corners of the hoop-shaped frame, and four leg tubes. Each leg tube is disposed on the corresponding corner seat. A center panel is disposed on the plastics table plate. The plastics table plate has a periphery flange and a periphery channel. Four square blocks are disposed on four corners of the plastics table plate. Each corner seat has a groove and an elastic blocking angle bar. At least a connection bar is connected to the corresponding corner seat and the corresponding leg tube. At least a connection plate is connected to the corresponding elastic blocking angle bar and the corresponding leg tube. The hoop-shaped frame is inserted in the plastics table plate. Each square block is inserted in the corresponding groove of the corner seat.
    Type: Grant
    Filed: March 13, 2002
    Date of Patent: December 9, 2003
    Inventor: Yung-Zhang Wen
  • Publication number: 20030172855
    Abstract: A foldable table has a plastics table plate, a hoop-shaped frame, four corner seats disposed on four corners of the hoop-shaped frame, and four leg tubes. Each leg tube is disposed on the corresponding corner seat. A center panel is disposed on the plastics table plate. The plastics table plate has a periphery flange and a periphery channel. Four square blocks are disposed on four corners of the plastics table plate. Each corner seat has a groove and an elastic blocking angle bar. At least a connection bar is connected to the corresponding corner seat and the corresponding leg tube. At least a connection plate is connected to the corresponding elastic blocking angle bar and the corresponding leg tube. The hoop-shaped frame is inserted in the plastics table plate. Each square block is inserted in the corresponding groove of the corner seat.
    Type: Application
    Filed: March 13, 2002
    Publication date: September 18, 2003
    Inventor: Yung-Zhang Wen