Patents by Inventor Im Byung-Do

Im Byung-Do 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).

  • Dog excrement cleaner
    Patent number: 4741566
    Abstract: An apparatus for removing animal feces is provided that will conveniently collect and enclose feces into a receptacle wherein an improved scraping device is provided which opens outward of the receptacle in response to squeezing a trigger handle and which automatically in a scraping motion moves and encloses feces in the receptacle. In a modified form cleaning fluid is provided for flushing the apparatus.
    Type: Grant
    Filed: October 14, 1986
    Date of Patent: May 3, 1988
    Inventors: Im Byung-Do, George Spector