Patents by Inventor John Yakiwchuk

John Yakiwchuk 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).

  • Portable snow blower
    Patent number: 4070771
    Abstract: A portable snow blower which may be employed on the roof of a building or vehicle to remove snow without damage to the roof on which the snow lies. The unit is formed of a shaped housing fitted at its rear with an external handle and enclosing a powered air blower. The discharge opening of the blower is located at a forward tapered end section of the housing, with the opening extending across the top of the end section, and with the bottom portion of the end section of the housing being enclosed.
    Type: Grant
    Filed: November 9, 1976
    Date of Patent: January 31, 1978
    Assignee: The Raymond Lee Organization, Inc.
    Inventor: John Yakiwchuk