Patents by Inventor Jack Knowles

Jack Knowles 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).

  • Miniature RF coaxial cable with corrugated outer conductor
    Patent number: 6624358
    Abstract: A miniature coaxial cable having an outside diameter of less than 0.25 inch (6.3 mm). An inner conductor is surrounded by a foamed polymer dielectric and a continuous corrugated metal outer conductor surrounds the foamed dielectric. The cable of the invention has electrical performance superior to that of prior art cables having braided outer conductors and flexibility superior to that of cables having smooth tubular outer conductors.
    Type: Grant
    Filed: December 13, 2001
    Date of Patent: September 23, 2003
    Assignee: Andrew Corporation
    Inventors: James Krabec, Jack Knowles
  • MINIATURE RF COAXIAL CABLE WITH CORRUGATED OUTER CONDUCTOR
    Publication number: 20030111252
    Abstract: A miniature coaxial cable having an outside diameter of less than 0.25 inch (6.3 mm). An inner conductor is surrounded by a foamed polymer dielectric and a continuous corrugated metal outer conductor surrounds the foamed dielectric. The cable of the invention has electrical performance superior to that of prior art cables having braided outer conductors and flexibility superior to that of cables having smooth tubular outer conductors.
    Type: Application
    Filed: December 13, 2001
    Publication date: June 19, 2003
    Inventors: James Krabec, Jack Knowles