Patents by Inventor Mario Bruno

Mario Bruno 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).

  • Paper knife and staple puller head
    Patent number: 4670926
    Abstract: A paper knife and staple puller head formed by a thin razor type blade having a cutting edge directed towards the interior, and by a non-cutting guide member arranged at a certain angle in front of the cutting edge of the blade. The guide member terminates with an upwardly directed point, thus forming a staple puller. This head can be applied to a handle body of the paper knife type or to a pocketable body of reduced dimensions.
    Type: Grant
    Filed: September 18, 1986
    Date of Patent: June 9, 1987
    Inventor: Mario Bruno
  • Motor saw blade
    Patent number: 4157673
    Abstract: A motor saw blade with unset saw teeth along at least one edge of the blade and comprising finishing saw teeth having ground centripetally tapering flanks and alternating with roughing saw teeth thinner and longer than the finishing saw teeth so that neither of the teeth need be set.
    Type: Grant
    Filed: December 5, 1977
    Date of Patent: June 12, 1979
    Inventor: Mario Bruno