Patents by Inventor Ji-Ding Gau

Ji-Ding Gau 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).

  • Filter cartridge cleaning apparatus
    Patent number: 7610645
    Abstract: A filter cartridge cleaning apparatus includes a housing, a brush mechanism for cleaning a filter cartridge passing through the housing, a guiding mechanism for feeding the filter cartridge toward a filter cartridge outlet of the housing, a water supply mechanism for supplying water to the filter cartridge, and a transmission mechanism for driving the brush mechanism and the guiding mechanism. The housing has a drain for draining sewage resulting from the cleaning process. The filter cartridge cleaning apparatus may be used with a water recycling apparatus to eliminate waste of water.
    Type: Grant
    Filed: April 26, 2005
    Date of Patent: November 3, 2009
    Inventor: Ji-Ding Gau
  • Filter cartridge cleaning apparatus
    Publication number: 20060236476
    Abstract: A filter cartridge cleaning apparatus includes a housing, a brush mechanism for cleaning a filter cartridge passing through the housing, a guiding mechanism for feeding the filter cartridge toward a filter cartridge outlet of the housing, a water supply mechanism for supplying water to the filter cartridge, and a transmission mechanism for driving the brush mechanism and the guiding mechanism. The housing has a drain for draining sewage resulting from the cleaning process. The filter cartridge cleaning apparatus may be used with a water recycling apparatus to eliminate waste of water.
    Type: Application
    Filed: April 26, 2005
    Publication date: October 26, 2006
    Inventor: Ji-Ding Gau