Patents by Inventor Jack Xiao Peng Wang

Jack Xiao Peng Wang 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).

  • PERSON-SUPPORT APPARATUS HEIGHT INDICATOR
    Publication number: 20110169653
    Abstract: A person-support apparatus 10 comprises a lower frame, a support, an upper frame, and a light source. The support is coupled to the lower frame. The upper frame is movably supported above the lower frame by the support. The light source is configured to selectively emit light at one of a first wavelength and a second wavelength as a function of the height of the upper frame with respect to a reference point in order to indicate the height of the upper frame.
    Type: Application
    Filed: January 14, 2011
    Publication date: July 14, 2011
    Inventors: Jack Xiao Peng Wang, Abel Boon Thong Ang, Steven A. Dixon