Patents by Inventor Eng Lock David Chee

Eng Lock David Chee 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).

  • Waste converter
    Patent number: 7879600
    Abstract: A waste converter (10) for domestic use includes two waste conversion regions. Household waste is placed in a primary waste conversion region (40) which includes flies and maggots. When waste has sufficiently decomposed it falls through to a secondary waste conversion region which includes composting worms and woodlice.
    Type: Grant
    Filed: May 5, 2006
    Date of Patent: February 1, 2011
    Inventor: Eng Lock David Chee
  • Waste Converter
    Publication number: 20080206856
    Abstract: A waste converter (10) for domestic use includes two waste conversion regions. Household waste is placed in a primary waste conversion region (40) which includes flies and maggots. When waste has sufficiently decomposed it falls through to a secondary waste conversion region which includes composting worms and woodlice.
    Type: Application
    Filed: May 5, 2006
    Publication date: August 28, 2008
    Inventor: Eng Lock David Chee