Patents by Inventor Dale Ashworth

Dale Ashworth 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).

  • Chromatographic system temperature control system
    Patent number: 10502721
    Abstract: A temperature controller for simultaneously controlling the temperatures of a plurality of heating elements for use in chromatographic analysis including columns, detectors, valves, transport lines and other components.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: December 10, 2019
    Assignee: Valco Instruments Company, L.P.
    Inventors: Stanley D. Stearns, Huamin Cai, Chris Bishop, Robert Simpson, Chris S. Cowles, Dale Ashworth, Douglas Dailey
  • Chromatographic system temperature control system
    Patent number: 10481136
    Abstract: A temperature controller for simultaneously controlling the temperatures of a plurality of heating elements for use in chromatographic analysis including columns, detectors, valves, transport lines and other components.
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: November 19, 2019
    Assignee: Valco Instruments Company, L.P.
    Inventors: Stanley D. Stearns, Huamin Cai, Chris Bishop, Robert Simpson, Chris S. Cowles, Dale Ashworth, Douglas Dailey
  • Chromatographic system temperature control system
    Patent number: 10481137
    Abstract: A temperature controller for simultaneously controlling the temperatures of a plurality of heating elements for use in chromatographic analysis including columns, detectors, valves, transport lines and other components.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: November 19, 2019
    Assignee: Valco Instruments Company, L.P.
    Inventors: Stanley D. Stearns, Huamin Cai, Chris Bishop, Robert Simpson, Chris S. Cowles, Dale Ashworth, Douglas Dailey
  • Chromatographic System Temperature Control System
    Publication number: 20190323999
    Abstract: A temperature controller for simultaneously controlling the temperatures of a plurality of heating elements for use in chromatographic analysis including columns, detectors, valves, transport lines and other components.
    Type: Application
    Filed: July 2, 2019
    Publication date: October 24, 2019
    Applicant: Valco Instruments Company, L.P.
    Inventors: Stanley D. Stearns, Huamin Cai, Chris Bishop, Robert Simpson, Chris S. Cowles, Dale Ashworth, Douglas Dailey
  • Chromatographic System Temperature Control System
    Publication number: 20190265208
    Abstract: A temperature controller for simultaneously controlling the temperatures of a plurality of heating elements for use in chromatographic analysis including columns, detectors, valves, transport lines and other components.
    Type: Application
    Filed: May 14, 2019
    Publication date: August 29, 2019
    Applicant: Valco Instruments Company, L.P.
    Inventors: Stanley D. Stearns, Huamin Cai, Chris Bishop, Robert Simpson, Chris S. Cowles, Dale Ashworth, Douglas Dailey
  • Chromatographic System Temperature Control System
    Publication number: 20190265209
    Abstract: A temperature controller for simultaneously controlling the temperatures of a plurality of heating elements for use in chromatographic analysis including columns, detectors, valves, transport lines and other components.
    Type: Application
    Filed: May 14, 2019
    Publication date: August 29, 2019
    Applicant: Valco Instruments Company, L.P.
    Inventors: Stanley D. Stearns, Huamin Cai, Chris Bishop, Robert Simpson, Chris S. Cowles, Dale Ashworth, Douglas Dailey
  • Chromatographic system temperature control system
    Patent number: 10324069
    Abstract: A temperature controller for simultaneously controlling the temperatures of a plurality of heating elements for use in chromatographic analysis including columns, detectors, valves, transport lines and other components.
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: June 18, 2019
    Assignee: Valco Instruments Company, L.P.
    Inventors: Stanley D. Stearns, Huamin Cai, Chris Bishop, Robert Simpson, Chris S. Cowles, Dale Ashworth, Douglas Dailey
  • Chromatographic System Temperature Control System
    Publication number: 20180246074
    Abstract: A temperature controller for simultaneously controlling the temperatures of a plurality of heating elements for use in chromatographic analysis including columns, detectors, valves, transport lines and other components.
    Type: Application
    Filed: February 24, 2017
    Publication date: August 30, 2018
    Applicant: Valco Instruments Company, L.P.
    Inventors: Stanley D. Stearns, Huamin Cai, Chris Bishop, Robert Simpson, Chris S. Cowles, Dale Ashworth, Douglas Dailey