Patents Assigned to Mark T. Alberhasky
  • Tissue analysis device
    Patent number: 5002735
    Abstract: A tissue analysis device includes first and second plates which are rigid and radiographically transparent, at least one of the plates defining a plurality of pinholes arranged in an evenly spaced pattern to form a rectangular grid, with at least one of the plates including coordinate markings which can be seen both optically and radiographically to create a rectangular coordinate system for defining each section of the grid.
    Type: Grant
    Filed: July 12, 1988
    Date of Patent: March 26, 1991
    Assignee: Mark T. Alberhasky
    Inventors: Mark T. Alberhasky, James D. Riehm