Patents by Inventor Richard J. Kiefer

Richard J. Kiefer 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).

  • Static eliminator and ion discharge means therefor
    Patent number: 4107755
    Abstract: A static eliminator having an electrical cable for providing a corona field that is discharged by capacitors each having a body and an emitter electrode formed indivisible and as unitary parts of each other and wherein the housing of such eliminator cooperates with the capacitor structures so as to enable them to be quickly and easily assembled in such manner that if, and when, it is desired to vary the discharge at the electrodes, the same may be accomplished by the use of a metallic sleeve or band cooperating with the cable and capacitor.
    Type: Grant
    Filed: January 17, 1977
    Date of Patent: August 15, 1978
    Inventor: Richard J. Kiefer
  • Surface cleaning device
    Patent number: 3986223
    Abstract: A device to remove surface particulates from fed materials, as paper and the like, wherein a reduced pressure is applied in a housing to effect a pressure gradient across the fed material to distort and conform the same to a substantial peripheral portion of a brush rotating in the housing to provide an area of surface cleaning engagement between the brush and the fed material to thereby produce an effective and efficient cleaning action.
    Type: Grant
    Filed: February 13, 1975
    Date of Patent: October 19, 1976
    Assignee: Herbert Products, Inc.
    Inventor: Richard J. Kiefer