Patents by Inventor Ralf Bonkowski

Ralf Bonkowski 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).

  • Charge tube assembly for a perforating gun
    Patent number: 6662883
    Abstract: A charge tube assembly for a perforating gun includes a tubular body having opposed ends. Integrally formed engagement members are positioned at each of the opposed ends. Detachable end plates are secured to each of the opposed ends. Each of the end plates has openings engagable with the engagement members.
    Type: Grant
    Filed: November 13, 2001
    Date of Patent: December 16, 2003
    Assignee: LRI Oil Tools Inc.
    Inventor: Ralf Bonkowski
  • Charge tube assembly for a perforating gun
    Publication number: 20030047358
    Abstract: A charge tube assembly for a perforating gun includes a tubular body having opposed ends. Integrally formed engagement members are positioned at each of the opposed ends. Detachable end plates are secured to each of the opposed ends. Each of the end plates has openings engagable with the engagement members.
    Type: Application
    Filed: November 13, 2001
    Publication date: March 13, 2003
    Inventor: Ralf Bonkowski