Patents by Inventor Eric S. Barrow

Eric S. Barrow 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).

  • Miniaturized centrifugal bioreactor and rotor system
    Patent number: 12674129
    Abstract: A centrifugal bioreactor includes a turntable assembly, an electric motor coupled to the turntable assembly, and a replaceable rotor assembly coupled to the turntable assembly. The replaceable rotor assembly includes a plurality of reaction chambers that house cell cultures. A fresh medium tank holds fresh medium for the cell cultures, a spent medium tank holds a first portion of spent medium produced by the cell cultures, and an inoculation tank combines the fresh medium from the fresh medium tank and a second portion of the spent medium. A gas exchanger exposes the fresh medium and the second portion of the spent medium to gas. Additionally, a first pump supplies the fresh medium and the second portion of the spent medium to the plurality of the reaction chambers, and a second pump discard the first portion of the spent medium to the spent medium tank.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: July 7, 2026
    Assignee: Washington State University
    Inventors: Bernard J. Van Wie, Kitana M. Kaiphanliam, Eric S. Barrow
  • MINIATURIZED CENTRIFUGAL BIOREACTOR AND ROTOR SYSTEM
    Publication number: 20220154125
    Abstract: A centrifugal bioreactor includes a turntable assembly, an electric motor coupled to the turntable assembly, and a replaceable rotor assembly coupled to the turntable assembly. The replaceable rotor assembly includes a plurality of reaction chambers that house cell cultures. A fresh medium tank holds fresh medium for the cell cultures, a spent medium tank holds a first portion of spent medium produced by the cell cultures, and an inoculation tank combines the fresh medium from the fresh medium tank and a second portion of the spent medium. A gas exchanger exposes the fresh medium and the second portion of the spent medium to gas. Additionally, a first pump supplies the fresh medium and the second portion of the spent medium to the plurality of the reaction chambers, and a second pump discard the first portion of the spent medium to the spent medium tank.
    Type: Application
    Filed: November 16, 2021
    Publication date: May 19, 2022
    Applicant: Washington State University
    Inventors: Bernard J. Van Wie, Kitana M. Kaiphanliam, Brenden Fraser-Hevlin, Eric S. Barrow