Patents by Inventor David Moisiuk

David Moisiuk 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).

  • Electric stippling device
    Patent number: 4037283
    Abstract: An electric stippling device includes a housing within which is positioned an electric motor, a rotatable eraser member operably connected to the motor for rotation therewith and a stippling shaft member operably connected to an opposite end of the motor for reciprocatory movement.
    Type: Grant
    Filed: August 3, 1976
    Date of Patent: July 26, 1977
    Inventor: David Moisiuk