Patents by Inventor Dale R. Disharoon

Dale R. Disharoon 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).

  • Methods and apparatus for cutting a substrate
    Patent number: 4485706
    Abstract: Methods and apparatus utilizing a vitreous carbon knife element having particular properties for smoothly cutting a substrate such as a tissue substrate for microtomy or during surgical procedures such as ophthalmolgic or heart surgery.
    Type: Grant
    Filed: March 1, 1982
    Date of Patent: December 4, 1984
    Inventor: Dale R. Disharoon
  • Method and apparatus for microtomy
    Patent number: 4317401
    Abstract: Methods and apparatus for microtomy utilizing a vitreous carbon knife element having particular properties. The knife element may desirably be rendered hydrophilic along at least one surface to facilitate cleaved sample processing, and provides for economical, high quality cleaving of multiple tissue samples.
    Type: Grant
    Filed: October 27, 1980
    Date of Patent: March 2, 1982
    Inventor: Dale R. Disharoon
  • Method of microtomy utilizing vitreous carbon blade
    Patent number: 4269092
    Abstract: Methods and apparatus for microtomy utilizing a vitreous carbon knife element having particular properties. The knife element may desirably be rendered hydrophilic along at least one surface to facilitate cleaved sample processing, and provides for economical, high quality cleaving of multiple tissue samples.
    Type: Grant
    Filed: July 11, 1979
    Date of Patent: May 26, 1981
    Assignee: Dale R. Disharoon
    Inventor: Dale R. Disharoon