Patents by Inventor Randolph M. Ferlic

Randolph M. Ferlic 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).

  • Radiographic grid with reduced lamellae density artifacts
    Patent number: 6055296
    Abstract: A radiographic grid with reduced line density artifacts. The radiographic grid includes a grid housing sized to receive a plurality of x-ray radiation absorbing lamellae. Each of the plurality of lamellae has a foil strip applied to its lower end portion. The foil eliminates the lamella line artifacts otherwise emanating from the lamellae.
    Type: Grant
    Filed: February 13, 1998
    Date of Patent: April 25, 2000
    Inventors: Daniel J. Ferlic, Randolph M. Ferlic
  • Radiographic grid with reduced lamellae density artifacts
    Patent number: 5721761
    Abstract: A radiographic grid with reduced line density artifacts. The radiographic grid includes a grid housing sized to receive a plurality of x-ray radiation absorbing lamellae. Each of the plurality of lamellae has a foil strip applied to its outer walls. The foil eliminates the lamella line artifacts otherwise emanating from the lamellae.
    Type: Grant
    Filed: September 20, 1996
    Date of Patent: February 24, 1998
    Inventors: Daniel J. Ferlic, Randolph M. Ferlic
  • Radiographic grid
    Patent number: 5357553
    Abstract: A radiographic grid includes a grid housing having first and second side walls, a first cover sheet disposed on the grid housing, and a plurality of x-ray radiation absorbing lamellae disposed between the first and second side walls of the grid housing. Each of the plurality of lamellae has at least one alignment tab protruding from a lateral edge thereof for engaging the cover sheet such that each of the lamellae are maintained in alignment with respect to each other.
    Type: Grant
    Filed: February 28, 1994
    Date of Patent: October 18, 1994
    Inventors: Daniel J. Ferlic, Randolph M. Ferlic