Patents by Inventor Ronald J. Zdroik

Ronald J. Zdroik 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).

  • Rotary Cutter
    Publication number: 20140190020
    Abstract: Embodiments according to the present invention provide improved rotary cutters and associated methods. A cutter includes a handle coupled to a plurality of rotary cutting elements which may be rotatable substantially within the same plane, within closely spaced parallel planes, or within intersecting planes, wherein the intersection of such planes occurs substantially tangential to the rotary cutting elements. The rotary cutting elements are preferably different sized and preferably becoming smaller distally from the handle. A method includes cutting an article with a plurality of rotary blades with a single motion of a human hand and/or arm. Such article may be, for example, a food article, such as pizza, or a textile article, such as leather, vinyl, or even gypsum board.
    Type: Application
    Filed: March 11, 2014
    Publication date: July 10, 2014
    Inventors: Garet K. Galster, Ronald J. Zdroik
  • Rotary cutter
    Patent number: 8667696
    Abstract: Embodiments according to the present invention provide improved rotary cutters and associated methods. A cutter includes a handle coupled to a plurality of rotary cutting elements which may be rotatable substantially within the same plane, within closely spaced parallel planes, or within intersecting planes, wherein the intersection of such planes occurs substantially tangential to the rotary cutting elements. The rotary cutting elements are preferably different sized and preferably becoming smaller distally from the handle. A method includes cutting an article with a plurality of rotary blades with a single motion of a human hand and/or arm. Such article may be, for example, a food article, such as pizza, or a textile article, such as leather, vinyl, or even gypsum board.
    Type: Grant
    Filed: October 24, 2011
    Date of Patent: March 11, 2014
    Inventors: Ronald J. Zdroik, Garet K. Galster
  • Rotary Cutter
    Publication number: 20120096719
    Abstract: Embodiments according to the present invention provide improved rotary cutters and associated methods. A cutter includes a handle coupled to a plurality of rotary cutting elements which may be rotatable substantially within the same plane, within closely spaced parallel planes, or within intersecting planes, wherein the intersection of such planes occurs substantially tangential to the rotary cutting elements. The rotary cutting elements are preferably different sized and preferably becoming smaller distally from the handle. A method includes cutting an article with a plurality of rotary blades with a single motion of a human hand and/or arm. Such article may be, for example, a food article, such as pizza, or a textile article, such as leather, vinyl, or even gypsum board.
    Type: Application
    Filed: October 24, 2011
    Publication date: April 26, 2012
    Inventors: Ronald J. Zdroik, Garet K. Galster