Patents by Inventor Gyu Man Sim

Gyu Man Sim 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).

  • Earth bolt containing surface treatment layer and method of surface treatment of earth bolt
    Patent number: 9771965
    Abstract: An earth bolt with a surface treatment layer are a method of surface treatment of the earth bolt are provided. The surface treatment includes a tin-zinc plated layer, a colored chromate film layer and a silicate coating layer. Since the earth bolt with the surface treatment layer has improved electro-conductivity and anti-rusting property, it may protect electrical/electronic components fitted to a vehicle from electromagnetic shock and remove noise therefrom, thereby improving reliability of a vehicle body.
    Type: Grant
    Filed: September 10, 2014
    Date of Patent: September 26, 2017
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventor: Gyu Man Sim
  • EARTH BOLT CONTAINING SURFACE TREATMENT LAYER AND METHOD OF SURFACE TREATMENT OF EARTH BOLT
    Publication number: 20150176628
    Abstract: An earth bolt with a surface treatment layer are a method of surface treatment of the earth bolt rae provided. The surface treatment includes a tin-zinc plated layer, a colored chromate film layer and a silicate coating layer. Since the earth bolt with the surface treatment layer has improved electro-conductivity and anti-rusting property, it may protect electrical/electronic components fitted to a vehicle from electromagnetic shock and remove noise therefrom, thereby improving reliability of a vehicle body.
    Type: Application
    Filed: September 10, 2014
    Publication date: June 25, 2015
    Inventor: Gyu Man Sim
  • COATING METHOD AND COATING LAYER OF BRAKE HOSE FITTING
    Publication number: 20140186638
    Abstract: Disclosed herein is a method of coating a brake hose fitting. The method includes plating a brake hose fitting with a zinc-nickel (Zn—Ni) alloy including about 6˜12 wt % of nickel (Ni). The method further includes post-treating the plated brake hose fitting with a silicon (Si) solution.
    Type: Application
    Filed: July 23, 2013
    Publication date: July 3, 2014
    Applicants: KIA MOTORS CORPORATION, HYUNDAI MOTOR COMPANY
    Inventors: Gyu Man Sim, Min Su Choi