Patents by Inventor Mark Edmund Lowell

Mark Edmund Lowell 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).

  • Optical fiber in metal tube with termination
    Patent number: 10520638
    Abstract: The current disclosure describes a tube-in-tube optical fiber sensor system. A tube-in-tube optical fiber core includes an inner tube, an outer tube and one or more optical fiber sensors contained in the inner tube. The inner tube and the outer tube each include a termination portion about a sensing end of the optical fiber core. The termination portion of the outer tube includes a closed end that is swaged and welded.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: December 31, 2019
    Assignee: PRYSMIAN S.P.A.
    Inventors: Mark Edmund Lowell, Toma Milouchev
  • DOWNHOLE CABLE WITH REDUCED DIAMETER
    Publication number: 20180095231
    Abstract: An optical/electrical cable for downhole environments includes a plurality of optical fibers disposed within an interior metal tube. An electrically conducting layer surrounds the interior metal tube, an insulation layer surrounds and contacts the electrically conducting layer, and an exterior metal tube surrounds and contacts the insulation layer.
    Type: Application
    Filed: December 5, 2017
    Publication date: April 5, 2018
    Applicant: PRYSMIAN S.P.A.
    Inventors: Mark Edmund Lowell, Edward Wiencek, Mark Denne, Matthew Bodziony
  • Downhole cable with reduced diameter
    Patent number: 9915798
    Abstract: An optical/electrical cable for downhole environments includes a plurality of optical fibers disposed within an interior metal tube. An electrically conducting layer surrounds the interior metal tube, an insulation layer surrounds and contacts the electrically conducting layer, and an exterior metal tube surrounds and contacts the insulation layer.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: March 13, 2018
    Assignee: PRYSMIAN S.P.A.
    Inventors: Mark Edmund Lowell, Edward Wiencek, Mark Denne, Matthew Bodziony
  • DOWNHOLE CABLE WITH REDUCED DIAMETER
    Publication number: 20170184804
    Abstract: An optical/electrical cable for downhole environments includes a plurality of optical fibers disposed within an interior metal tube. An electrically conducting layer surrounds the interior metal tube, an insulation layer surrounds and contacts the electrically conducting layer, and an exterior metal tube surrounds and contacts the insulation layer.
    Type: Application
    Filed: December 28, 2015
    Publication date: June 29, 2017
    Inventors: Mark Edmund Lowell, Edward Wiencek, Mark Denne, Matthew Bodziony
  • Strain sensor, manufacturing method and system
    Patent number: 9182303
    Abstract: Strain sensor, including an elongated protective encasing (5) surrounding an inner space, and an optical fiber (3) extending through the encasing (5), the fiber (3) at least including a fiber core (3a) and a fiber cladding (3b), wherein a cured filler material fills (4) at least part of a space between the fiber (3) and the protective encasing (5), the cured filler material (4) being configured for allowing strain coupling between the protective encasing (5) and the fiber (3), wherein an outer diameter of the fiber (3) is at least about 250 ?m, and wherein the cured filler material (4) is one or more of: a flexible material, a resilient material, and a material having a shore A hardness that is lower than about 50. The invention also provides a method and system for manufacturing a strain sensor.
    Type: Grant
    Filed: February 10, 2013
    Date of Patent: November 10, 2015
    Assignee: Draka Holding N.V.
    Inventors: Mark Edmund Lowell, Tyler Louis Angers, Jan Wigger Jonker, Kendall Waterman
  • Loose-tube optical-fiber cable
    Patent number: 8929701
    Abstract: The present invention relates to loose-tube optical-fiber cables that are capable of operating in high-temperature environments.
    Type: Grant
    Filed: February 15, 2013
    Date of Patent: January 6, 2015
    Assignee: Draka Comteq, B.V.
    Inventors: Mark Edmund Lowell, Tyler Louis Angers, Jan Wigger Jonker