Patents by Inventor Steven Kenneth Hunley

Steven Kenneth Hunley 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).

  • Hematocrit sampling system
    Patent number: 7018353
    Abstract: Accurate measurement of hematocrit during blood recovery or plasma sequestration processes by means of algorithms to account for the presence of air or other non-blood substances in salvaged or separated blood is described. A method of automatic start-up of the hematocrit measurement circuit and a method of determining the minimum volume of blood required to obtain an accurate measurement of the hematocrit also is described.
    Type: Grant
    Filed: April 8, 2003
    Date of Patent: March 28, 2006
    Assignee: COBE Cardiovascular, Inc.
    Inventors: Steven Kenneth Hunley, Rainer Harald Koenig
  • Hematocrit sampling system
    Publication number: 20030195452
    Abstract: Accurate measurement of hematocrit during blood recovery or plasma sequestration processes by means of algorithms to account for the presence of air or other non-blood substances in salvaged or separated blood is described. A method of automatic start-up of the hematocrit measurement circuit and a method of determining the minimum volume of blood required to obtain an accurate measurement of the hematocrit also is described.
    Type: Application
    Filed: April 8, 2003
    Publication date: October 16, 2003
    Applicant: COBE Cardiovascular, Inc.
    Inventors: Steven Kenneth Hunley, Rainer Harald Koenig
  • Hematocrit sampling system
    Patent number: 6554788
    Abstract: Accurate measurement of hematocrit during blood recovery or plasma sequestration processes by means of algorithms to account for the presence of air or other non-blood substances in salvaged or separated blood is described. A method of automatic start-up of the hematocrit measurement circuit and a method of determining the minimum volume of blood required to obtain an accurate measurement of the hematocrit also is described.
    Type: Grant
    Filed: June 2, 2000
    Date of Patent: April 29, 2003
    Assignee: Cobe Cardiovascular, Inc.
    Inventors: Steven Kenneth Hunley, Rainer Harald Koenig