Patents by Inventor Wen-Hsu Hsien

Wen-Hsu Hsien 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).

  • Air-pressure massaging device having an automatic adjustment function
    Patent number: 7338458
    Abstract: An air-pressure massaging device having an automatic adjustment function comprises: a base, inside which being disposed a drive rod; two fixed massaging assemblies mounted onto the drive rod; two adjustable massaging assemblies moveably mounted onto the drive rod; an airbag disposed in the base serving to move the adjustable massaging assembly relative to the fixed massaging assembly. Through inflation and deflation of the airbag, the adjustable massaging assemblies will be caused to move relative to the fixed massaging assemblies, so that a distance between the fixed massaging assemblies and the adjustable massaging assemblies is adjusted.
    Type: Grant
    Filed: January 6, 2005
    Date of Patent: March 4, 2008
    Inventor: Wen-Hsu Hsien