Patents by Inventor Robert F. Guardino

Robert F. Guardino 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).

  • Inhibition of reduction activities of leukocytes
    Patent number: 4610961
    Abstract: A means of selectively lysing leukocytes but not bacteria is described. This technique is useful in conjunction with a reduction analysis to provide a rapid interference-free determination of either leukocytes or bacteria in clinical samples. The method is adaptable to a solution or dry element mode.
    Type: Grant
    Filed: December 27, 1982
    Date of Patent: September 9, 1986
    Assignee: Eastman Kodak Company
    Inventors: Robert F. Guardino, Robert T. Belly
  • Process for rapidly differentiating between gram-negative and gram-positive microorganisms
    Patent number: 4525453
    Abstract: A process for rapidly differentiating between gram-positive and gram-negative microorganisms by mixing an anionic surfactant to inhibit the reduction capability of the gram-positive microorganisms, an electron transfer agent and a compound capable of being reduced to a detectable species by both gram-positive and gram-negative microorganisms in the absence of an anionic surfactant.
    Type: Grant
    Filed: October 26, 1982
    Date of Patent: June 25, 1985
    Assignee: Eastman Kodak Company
    Inventors: Robert F. Guardino, Robert T. Belly