Patents by Inventor Keith A. Krohe

Keith A. Krohe 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).

  • Patent number: 5454535
    Abstract: A support frame device is designed for the purpose of holding the rim of a plastic lawn or trash bag in an open upright or ground level position to receive refuse. The device facilitates collecting leaves, and lawn debris on uneven terrain and has a dust-pan type entry ramp whereby finer and dangerous materials found along side streets, alleyways, and gutters, such as broken glass, discarded needles and the like can be collected.
    Type: Grant
    Filed: April 5, 1994
    Date of Patent: October 3, 1995
    Inventors: William E. Thomson, Keith A. Krohe