Patents by Inventor William H. Gunther

William H. Gunther 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).

  • Folding mechanism
    Patent number: 4179111
    Abstract: A mechanism for folding a sheet, such as an envelope with an insert superimposed, means for moving said sheet and insert and means for folding the sheet around the insert. The folding means comprises a ramp having a stop at its forward end and having its rear end spaced above the plane of the moving means to form a gap. Means for causing the sheet to fold along a fold line and for pushing the folded sheet through said gap.
    Type: Grant
    Filed: November 21, 1977
    Date of Patent: December 18, 1979
    Assignee: G. B. R., Ltd.
    Inventors: William H. Gunther, Jr., Roman M. Golicz, James W. Hough
  • Apparatus for applying chemicals to envelopes
    Patent number: 4106432
    Abstract: Apparatus for applying a coating to edges of envelopes. The envelopes are fed from a stack feeding device to a first conveyor which conveys them past a roller which applies the coating to one edge. A dead plate receives the envelopes from the first conveyor and feeds them to a second conveyor which is at right angles to the first conveyor. Applicator rollers are placed on opposite sides of the second conveyor to coat opposing edges of the envelopes.
    Type: Grant
    Filed: April 19, 1976
    Date of Patent: August 15, 1978
    Assignee: Thor Dahl, Inc.
    Inventor: William H. Gunther, Jr.
  • Envelope opening process
    Patent number: 4082603
    Abstract: A method and mechanism for opening envelopes by chemical means.
    Type: Grant
    Filed: July 28, 1975
    Date of Patent: April 4, 1978
    Assignee: Thor Dahl, Inc.
    Inventors: John B. McPherson, William H. Gunther, Jr.
  • Mechanism and method of making an envelope
    Patent number: 4071997
    Abstract: An improved machine and method of making and folding a personalized letter and a personalized envelope.
    Type: Grant
    Filed: April 27, 1976
    Date of Patent: February 7, 1978
    Assignee: Gunther Business Systems, Inc.
    Inventors: William H. Gunther, Jr., Roman M. Golicz, James W. Hough
  • Envelope opening machine
    Patent number: 4069011
    Abstract: A machine for opening envelopes by heat process which have been previously treated with chemicals.
    Type: Grant
    Filed: April 27, 1976
    Date of Patent: January 17, 1978
    Assignee: Thor Dahl, Inc.
    Inventor: William H. Gunther, Jr.