Patents by Inventor Robin Welch

Robin Welch 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).

  • Calibration of electrodes
    Patent number: 5578194
    Abstract: A CO.sub.2 electrode can be calibrated with two PCO.sub.2 calibration standard solutions having known pH values and known bicarbonate ion source concentrations. An O.sub.2 electrode can be calibrated using air as one calibration standard and a solution containing an excess of an O.sub.2 depleting agent as a second calibration standard.
    Type: Grant
    Filed: March 10, 1995
    Date of Patent: November 26, 1996
    Assignee: Nova Biomedical Corporation
    Inventors: Chung C. Young, Jeffrey Chien, David Ferragamo, Robin A. Welch
  • Icon for a display screen of an industrial control system
    Patent number: D569870
    Type: Grant
    Filed: May 10, 2005
    Date of Patent: May 27, 2008
    Assignee: Institutt for Energiteknikk
    Inventors: Alf Ove Braseth, Robin Welch, Øystein Veland