Patents by Inventor Paul S. Satoh

Paul S. Satoh 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).

  • ELECTROCHEMICAL TYROSINASE ENZYME IMMUNOASSAY BIOSENSOR AND SYSTEMS AND METHODS RELATED THERETO
    Publication number: 20170299581
    Abstract: Devices, assays and methods for detecting analytes in a sample are provided. Biosensor devices include a biosensor interface that includes enzyme-conjugated molecules, antibodies and an enzyme driven redox cycle coupled to an electrically conductive electrode for signal amplification. The biosensor devices are easily adaptable to a variety of assay formats, a variety of target analytes and provide real-time measurements combined with high sensitivity and high specificity for the analyte.
    Type: Application
    Filed: December 19, 2016
    Publication date: October 19, 2017
    Inventors: Robert M. WORDEN, Paul S. SATOH
  • Linker compounds, linker-compound-ligands and linker-compound-receptors
    Patent number: 4879249
    Abstract: Novel immunoassay which utilizes an enzyme linked ligand or receptor wherein the enzyme is bacterial luciferase; mercantile kit useful in performing said immunoassay; and compounds utilized in performing said assay.
    Type: Grant
    Filed: March 17, 1986
    Date of Patent: November 7, 1989
    Inventors: Thomas O. Baldwin, Thomas F. Holzman, Paul S. Satoh, Frederick S. Yein
  • Immunoassay for complement fragments
    Patent number: 4731336
    Abstract: A method for assaying complement fragment C.sub.3 a, C.sub.4 a or C.sub.5 a or the des-Arg derivative thereof in a biological sample which comprises combining equal volumes of the biological sample and a solution of 0.8 to 1.6% of an acridine derivative selected from the group consisting of acrinol, acriflavine, acriflavine hydrochloride, and aminacrine, incubating the mixture for about one minute to 2 hour at about 25.degree. C., recovering the supernatant from the resultant precipitate, incubating the supernatant with a known amount of a labeled complement fragment selected from C.sub.3 a, C.sub.4 a or C.sub.
    Type: Grant
    Filed: November 3, 1986
    Date of Patent: March 15, 1988
    Assignee: Amersham International plc
    Inventor: Paul S. Satoh
  • Immunoassays with luciferase labeled ligands or receptors
    Patent number: 4614712
    Abstract: Immunoassays which utilize an enzyme linked ligand or receptor wherein the enzyme is bacterial luciferase; mercantile kit useful in performing said immunoassay; and compounds utilized in performing said assay.
    Type: Grant
    Filed: February 25, 1983
    Date of Patent: September 30, 1986
    Assignees: The Upjohn Company, Texas A&M University System
    Inventors: Thomas O. Baldwin, Thomas F. Holzman, Paul S. Satoh, Frederick S. Yein
  • Horizontal electrophoresis or isoelectric focusing apparatus and method of using same
    Patent number: 4289596
    Abstract: Electrophoresis or isoelectric focusing of a starting species, in free solution, is performed in an elongated horizontal vessel, following which the vessel is turned about its horizontal longitudinal axis in order to move the separated fractions into separate collecting compartments contained within the vessel.
    Type: Grant
    Filed: May 27, 1980
    Date of Patent: September 15, 1981
    Assignee: The Upjohn Company
    Inventor: Paul S. Satoh
  • Horizontal electrophoresis or isoelectric focusing apparatus
    Patent number: 4234404
    Abstract: Electrophoresis or isoelectric focusing of a starting species, in free solution, is performed in an elongated horizontal vessel, following which the vessel is turned about its horizontal longitudinal axis in order to move the separated fractions into separate collecting compartments contained within the vessel.
    Type: Grant
    Filed: April 11, 1979
    Date of Patent: November 18, 1980
    Assignee: The Upjohn Company
    Inventor: Paul S. Satoh