Patents by Inventor Ill Soon JANG

Ill Soon JANG 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-reinforcing steel cord and radial tire using the same
    Patent number: 9610806
    Abstract: Disclosed is a tire-reinforcing steel cord for a radial tire. The tire-reinforcing steel cord has a double layer structure including a first-layer core and a second-layer core provided on the surface of the first-layer core. The first-layer core has an elliptical or rectangular cross section. The tire-reinforcing steel cord can improve processability, fatigue characteristics, and rolling resistance performance of a tire, resulting in improved fuel efficiency. A radial tire using the tire-reinforcing steel cord is also disclosed.
    Type: Grant
    Filed: April 9, 2014
    Date of Patent: April 4, 2017
    Assignee: Hankook Tire Co., Ltd.
    Inventors: Kwan Woo Jung, Il Yong Park, Kum Kang Hwang, Ill Soon Jang, Ji Wan Lee, Mi Jung Lee
  • TIRE-REINFORCING STEEL CORD AND RADIAL TIRE USING THE SAME
    Publication number: 20150068655
    Abstract: Disclosed is a tire-reinforcing steel cord for a radial tire. The tire-reinforcing steel cord has a double layer structure including a first-layer core and a second-layer core provided on the surface of the first-layer core. The first-layer core has an elliptical or rectangular cross section. The tire-reinforcing steel cord can improve processability, fatigue characteristics, and rolling resistance performance of a tire, resulting in improved fuel efficiency. A radial tire using the tire-reinforcing steel cord is also disclosed.
    Type: Application
    Filed: April 9, 2014
    Publication date: March 12, 2015
    Applicant: HANKOOK TIRE CO., LTD.
    Inventors: Kwan Woo JUNG, Il Yong PARK, Kum Kang HWANG, Ill Soon JANG, Ji Wan LEE, Mi Jung LEE