Patents by Inventor C. Hwa Chang

C. Hwa Chang 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).

  • Velocity control and terrain selection for gravity moderation
    Publication number: 20110088586
    Abstract: A system, method, and apparatus is described for providing a reduced or moderated gravity environment in a terrestrial payload. The system includes the evaluation of terrain to support an appropriately shaped vehicle guide, the construction of a vehicle guide, the provision of a high-speed vehicle and a control system adapted to control a motion of the vehicle across the vehicle guide with a specific velocity profile so as to produce a moderated gravity environment.
    Type: Application
    Filed: September 24, 2010
    Publication date: April 21, 2011
    Inventors: Jerry Huang, C. Hwa Chang, Lehan Huang, Shawn Huang