Patents by Inventor Ikechukwu Joel Okoye

Ikechukwu Joel Okoye 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).

  • Tire curing bladder
    Patent number: 7144236
    Abstract: An expandable bladder for shaping a pneumatic tire to be mounted inside a tire curing press has a pair of opposing annular beads and an expansion portion located between the pair of annular beads. The expansion portion of the bladder has a central portion, shoulder portions, and sidewall portions. When the bladder is in a mounted but uninflated mode, the shoulder portions have a radius of curvature less than infinity. At a distance (x) from each end of the central portion, the bladder has an increased thickness in the shoulder and upper sidewall portions.
    Type: Grant
    Filed: August 23, 2004
    Date of Patent: December 5, 2006
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Yang Wang, Ikechukwu Joel Okoye, Alfonso Quijano, Susan Lynn Ashton, Ching-Chih Lee
  • Tire curing bladder
    Patent number: 7128545
    Abstract: An expandable, toroidal shaped bladder for use in a tire curing press has a pair of opposing annular beads and an expansion portion location between the pair of annular beads. The expansion portion of the bladder has a central portion, shoulder portions, and sidewall portions. When the bladder is in a mounted but uninflated mode, the shoulder portions of the bladder have a radius of curvature R1 significantly less than a radius of curvature Rc of the central portion. The shoulder portions have a bubble or square-like configuration.
    Type: Grant
    Filed: June 14, 2005
    Date of Patent: October 31, 2006
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Yang Wang, Ikechukwu Joel Okoye, Alfonso Quijano, Susan Lynn Ashton, Ching-Chih Lee