Patents by Inventor Reed Robert Papke

Reed Robert Papke 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).

  • Stud welding gun with stud detection system
    Patent number: 6998564
    Abstract: A stud welding gun includes a closed conductivity path indicating a stud properly positioned for welding. Another aspect includes a conductivity detection circuit closed when a stud is present. A further aspect provides a method to operate a stud welding gun including closing a conductivity path to permit a welding operation. A still further aspect provides a method to detect a stud presence by passing a conductivity current from a conductivity detection circuit through a conductivity path closed by a stud.
    Type: Grant
    Filed: April 18, 2003
    Date of Patent: February 14, 2006
    Assignee: Newfrey LLC
    Inventors: Reed Robert Papke, Richard Louis Eberling