Patents by Inventor Stephen Bartholomew

Stephen Bartholomew 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).

  • Redundant signal transmission system and development method
    Publication number: 20060185505
    Abstract: Percussive signal transmission tubes, of contrasting color, are joined along adjacent longitudinally extending portions by an adhesive bead of polymeric material. The tubes can be separated in the field and are provided on spools without any sheath. A small diameter (0.10 inch) tube can be used to reduce the size of the spool, or increase the length of tubing wound on the spool. An apparatus for assembling the product is also disclosed.
    Type: Application
    Filed: April 19, 2006
    Publication date: August 24, 2006
    Applicant: Shock Tube Systems, Inc.
    Inventors: John O'Brien, Thomas Nadeau, Timothy O'Brien, A. Bawabe, Stephen Bartholomew, Raymond Niederwerfer
  • Redundant signal transmission system and deployment means
    Publication number: 20050016370
    Abstract: Percussive signal transmission tubes, of contrasting color, are joined along adjacent longitudinally extending portions by an adhesive bead of polymeric material. The tubes can be separated in the field and are provided on spools without any sheath. A small diameter (0.10 inch) tube can be used to reduce the size of the spool, or increase the length of tubing wound on the spool. An apparatus for assembling the product is also disclosed.
    Type: Application
    Filed: September 22, 2003
    Publication date: January 27, 2005
    Inventors: John O'Brien, Thomas Nadeau, Timothy O'Brien, A. Bawabe, Stephen Bartholomew, Raymond Niederwerfer