Patents by Inventor Richard Kim Cho

Richard Kim Cho 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).

  • Constant Temperature Tub (CTT)
    Publication number: 20130160200
    Abstract: This is a device and method to keep the temperature of the water in a bathtub at constant temperature throughout the duration of its use. The invention runs off of the electricity supplied to a home. It provides a system that conserves water and energy. The invention only replaces the energy lost to the environment and recycles the water.
    Type: Application
    Filed: December 26, 2011
    Publication date: June 27, 2013
    Inventor: Richard Kim Cho