Patents by Inventor Young-Chul Cha

Young-Chul Cha 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).

  • Publication number: 20250091584
    Abstract: The present invention relates to a control system and method for a vehicle suspension system. More specifically, the present invention relates to a control system and method for a vehicle suspension system capable of controlling a suspension system of a traveling vehicle by detecting a road surface condition of a lane.
    Type: Application
    Filed: September 18, 2023
    Publication date: March 20, 2025
    Inventors: Hyeong Jun KIM, Young Chul CHA
  • Publication number: 20240347245
    Abstract: The present invention relates to a magnetorheological fluid. The magnetorheological fluid according to the present invention is a magnetorheological fluid whose flow characteristics change in response to the application of an external magnetic field, the magnetorheological fluid including: a dispersion medium containing oil; magnetic particles; and an additive, wherein the oil has a triglyceride structure composed of ester bonds between glycerol and fatty acid.
    Type: Application
    Filed: January 9, 2024
    Publication date: October 17, 2024
    Inventors: Hyeong Jun KIM, Young Chul CHA, Seong Jun SHIN, Jeong Hoon KIM
  • Publication number: 20120136887
    Abstract: The present invention relates to a method and a system for providing a multifunctional search window (search box) service, and more specifically, to a method and a system which can provide a multifunctional search window service for offering search and shortcut services based on various search rules and shortcuts that are generated by users, and suggest recommended search words and recommended search rules when a certain query is inputted. To this end, the present invention provides a search window service system positioned on the front end of a conventional search engine or service server.
    Type: Application
    Filed: October 24, 2009
    Publication date: May 31, 2012
    Inventors: Myoung Geun Cha, Young Chul Cha
  • Publication number: 20090144133
    Abstract: Provided are a context related advertisement/information exposure method and a recommendation service system. The method includes the steps of: queuing information recommended (‘recommended information’) by a user on a queue list; selecting a candidate group (current list) to be exposed in an information region of contents page; determining an initial exposure number of each recommended information on the current list, and mapping each recommended information on the current list by the initial exposure number upon exposure of the contents to expose the same; comparing each recommended information that has been exposed by the exposure number with a reference value to determine whether its remaining on the current list is required; and determining a unit exposure number of recommended information that remains on the current list (residual recommended information), and mapping the residual recommended information by the unit exposure number upon exposure of the contents, to thereby expose the same.
    Type: Application
    Filed: May 16, 2007
    Publication date: June 4, 2009
    Applicant: KT Corporation
    Inventors: Young-Chul Cha, Seong-Hwan Jang
  • Publication number: 20080223385
    Abstract: There is disclosed a nail file used to trim or polish the fingernails or the toenails. Conventionally, there has been suggested a nail file having attached a abrasive paper with a roughness on the surface of the stick shaped as a flat plate, or attached abrasive papers with different roughnesses partially, however, several problems have been caused, such as they were very inconvenient to use, and new file should be exchanged if any one of the abrasive papers runs out of its durability, so that it becomes a burden economically.
    Type: Application
    Filed: September 4, 2006
    Publication date: September 18, 2008
    Inventor: Young-Chul Cha