Patents by Inventor Arthur Stackaruk

Arthur Stackaruk 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).

  • Stackaruk engine
    Patent number: 4194479
    Abstract: In a four stroke internal combustion engine enhanced combustion within the cylinder is obtained by providing a second ignition spark retarded from the first spark by a flywheel angle of about 30.degree. to about 180.degree..
    Type: Grant
    Filed: March 17, 1977
    Date of Patent: March 25, 1980
    Inventor: Arthur Stackaruk