Patents by Inventor Yuko Kato

Yuko Kato 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).

  • Method for pipetting a blood sample
    Patent number: 5452619
    Abstract: In pipetting a blood plasma component and a red blood cell component separated vertically in a blood sample by a centrifugation, the red blood cell component having a high viscosity is aspirated as quickly as possible. A nozzle 32 is composed of a nozzle base 35 and a disposable tip 36, and is transferred upwardly and downwardly and to the right and left by an XYZ robot 34. At first the blood plasma component in the blood sample put in a test tube 62 is pipetted by a nozzle 32, and then an inner wall of the disposable tip 36 is coated with the blood plasma component, and thereafter the red blood component is pipetted.
    Type: Grant
    Filed: July 5, 1994
    Date of Patent: September 26, 1995
    Assignee: Abbott Laboratories
    Inventors: Junichi Kawanabe, Masaaki Takeda, Hitomi Katagi, Yuko Kato, Gregory A. Bielarczyk, Rosie L. Magee