Patents by Inventor Song-Nam Son

Song-Nam Son 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).

  • Patent number: 9120440
    Abstract: A shock absorber of a vehicle employing permanent magnets and electromagnets includes a first permanent magnet on an internal surface of a bumper face; a second permanent magnet on the front surface of a shock absorbing foam, which is installed on a front surface of the vehicle body and has the same polarity as the first permanent magnet; and an electromagnet on the internal surface of the shock absorbing foam, and has the same polarity as that of the second permanent magnet when the vehicle operating speed exceeds the standard vehicle speed, wherein the first permanent magnet and the second permanent magnet are respectively comprised of a plurality of partitioned magnet blocks; and their external surfaces are coated with rubber or synthetic resin thereby reducing damage.
    Type: Grant
    Filed: April 16, 2012
    Date of Patent: September 1, 2015
    Assignee: Dongchun Co., Ltd.
    Inventor: Song-Nam Son
  • Publication number: 20150001862
    Abstract: A shock absorber of a vehicle employing permanent magnets and electromagnets includes a first permanent magnet on an internal surface of a bumper face; a second permanent magnet on the front surface of a shock absorbing foam, which is installed on a front surface of the vehicle body and has the same polarity as the first permanent magnet; and an electromagnet on the internal surface of the shock absorbing foam, and has the same polarity as that of the second permanent magnet when the vehicle operating speed exceeds the standard vehicle speed, wherein the first permanent magnet and the second permanent magnet are respectively comprised of a plurality of partitioned magnet blocks; and their external surfaces are coated with rubber or synthetic resin thereby reducing damage.
    Type: Application
    Filed: April 16, 2012
    Publication date: January 1, 2015
    Inventor: Song-Nam Son