Patents by Inventor Lisa Hwang

Lisa Hwang 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: 5524308
    Abstract: An improved camping sleeping mat and/or chair arrangement having improved lateral edge stiffening rod retention pockets and having coupling members for coupling various portions together in various configurations. A separate inflatable pillow may be detachably mounted on the camping sleeping mat and/or chair arrangement.
    Type: Grant
    Filed: January 19, 1995
    Date of Patent: June 11, 1996
    Inventors: Phillip Hwang, Lisa Hwang
  • Patent number: 5474361
    Abstract: The present invention relates to a portable chair structure, and particularly to a chair structure that when folded down is space-saving and easy for carrying for leisure activities, comprising air cushion body, seat cover, and support rods wherein said air cushion body composed of a plurality of air cushions joined together, and on the top end of each air cushion having an intake for filling or discharge of air in or out of air cushion; on each end of seat cover having an awning for air cushion body to set therein, and each side of seat cover having support rod that provides support function to make the user of the chair feel more comfortable, and on each side of awnings having a connection strip connected to connection device, and the angle between the seat back and seat cover of chair can be adjustable by means of adjusting buckles on connection device.
    Type: Grant
    Filed: August 3, 1994
    Date of Patent: December 12, 1995
    Inventors: Phillip Hwang, Lisa Hwang
  • Patent number: 5384923
    Abstract: An improved camping sleeping mat and/or chair arrangement having improved lateral edge stiffening rod retention pockets and having coupling members for coupling various portions together in various configurations. A separate inflatable pillow may be detachably mounted on the camping sleeping mat and/or chair arrangement.
    Type: Grant
    Filed: August 13, 1993
    Date of Patent: January 31, 1995
    Assignee: Goodway Corporation
    Inventors: Phillip Hwang, Lisa Hwang
  • Patent number: 5190350
    Abstract: A lightweight seating arrangement having an envelope with an upper layer and a lower layer defining a pad-receiving, air-tight cavity. A pad is positioned within the cavity and preferrably bonded to the upper layer and lower layer. The pad folds along a fold line from a flat position to a position in which a back portion extends upwardly from the seat portion and the back portion is movable towards and away from the seat portion along the fold line. The pad may be comprised of two parts, one in the seat portion and one in the back portion, with a space therebetween to provide the fold line. Flaps extending completely across the seating arrangement are provided at the remote ends thereof and overly a portion of both the back portion and the seat portion. Tab portions are coupled to the flaps at the sides thereof and flexible straps, which are detachably coupled together, are provided on the tab portions.
    Type: Grant
    Filed: August 14, 1990
    Date of Patent: March 2, 1993
    Assignee: Goodway Corporation
    Inventors: Phillip Hwang, Lisa Hwang
  • Patent number: D329148
    Type: Grant
    Filed: September 13, 1989
    Date of Patent: September 8, 1992
    Assignee: Goodway Corporation
    Inventors: Phillip Hwang, Lisa Hwang
  • Patent number: D360768
    Type: Grant
    Filed: August 3, 1994
    Date of Patent: August 1, 1995
    Inventors: Phillip Hwang, Lisa Hwang
  • Patent number: D404118
    Type: Grant
    Filed: October 24, 1996
    Date of Patent: January 12, 1999
    Inventor: Lisa Hwang