Patents by Inventor Hun-Fa Hung

Hun-Fa Hung 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).

  • Airbag for shoes
    Patent number: 6562427
    Abstract: An airbag for shoes has a plurality of elastically compressible cylindrical cushion members which are interconnected in a predetermined array by a connecting plate. The cushion members/connecting plate combination is encapsulated in a casing. The cushion members, connecting plate and casing are joined together to form an integral unit. The cushion members have a spiral groove formed in their outer surface which increases their compressibility during the initial phase of compression.
    Type: Grant
    Filed: October 11, 2001
    Date of Patent: May 13, 2003
    Assignee: Chinook Trading Company
    Inventor: Hun-Fa Hung
  • AIRBAG FOR SHOES
    Publication number: 20030072909
    Abstract: An airbag for shoes has a plurality of elastically compressible cylindrical cushion members which are interconnected in a predetermined array by a connecting plate. The cushion members/connecting plate combination is encapsulated in a casing. The cushion members, connecting plate and casing are joined together to form an integral unit. The cushion members have a spiral groove formed in their outer surface which increases their compressibility during the initial phase of compression.
    Type: Application
    Filed: October 11, 2001
    Publication date: April 17, 2003
    Inventor: Hun-Fa Hung
  • Insert for an airbag for shoes
    Patent number: D460854
    Type: Grant
    Filed: October 11, 2001
    Date of Patent: July 30, 2002
    Assignee: Chinook Trading Company
    Inventor: Hun-Fa Hung