Patents by Inventor Ki Cheol Cha

Ki Cheol 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).

  • Patent number: 11937765
    Abstract: A cleaning apparatus including a vacuum cleaner and a docking station is provided. The cleaning apparatus includes a vacuum cleaner including a dust collecting chamber in which foreign substances are collected, and a docking station configured to be connected to the dust collecting chamber to remove the foreign substances collected in the dust collecting chamber. The dust collecting chamber is configured to collect foreign substances through centrifugation, and configured to be docked to the docking station, and the docking station includes a suction device configured to suction the foreign substances and air in the dust collecting chamber docked to the docking station.
    Type: Grant
    Filed: December 12, 2019
    Date of Patent: March 26, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: See Hyun Kim, In Gyu Choi, Ki Hwan Kwon, Shin Kim, Hyeon Cheol Kim, Do Kyung Lee, Hyun Ju Lee, Yun Soo Jang, Seung Ryong Cha, Jung Gyun Han
  • Patent number: 9140061
    Abstract: A vertical blind united by weaving and a method of fabricating the same are disclosed, wherein a plurality of fabric louvers 20 each having a constant width are arranged at a regular interval in one surface of a curtain section 10 having a predetermined area resulting from a mesh structure, the curtain section 10 is united with the fabric louvers 20 by weaving along longitudinal edges of the fabric louvers 20, and upper ends of the fabric louvers 20 are applied to a typical vertical blind structure, so that lighting is adjusted by rotation of the fabric louvers and air ventilation through the curtain section 10 is facilitated.
    Type: Grant
    Filed: April 29, 2009
    Date of Patent: September 22, 2015
    Inventor: Ki Cheol Cha
  • Patent number: 8950462
    Abstract: The present invention provides a textile blind united by weaving, which is formed as a single body by weaving slat textiles along a width between a front textile and a back textile in parallel with each other, wherein the slat textiles are arranged along the height of the front and back textiles to make the textile blind easily block lights.
    Type: Grant
    Filed: December 19, 2011
    Date of Patent: February 10, 2015
    Inventor: Ki Cheol Cha
  • Patent number: 8474508
    Abstract: Provided is a blind including a light-shielding sheet 20 having an internal space 22; a connecting string 30 which is received in the internal space 22; and an adjusting string 40 which is connected so as to alternately enclose an outer surface of the connecting string 30. Therefore, the blind has improved functionality and usability.
    Type: Grant
    Filed: February 23, 2011
    Date of Patent: July 2, 2013
    Inventor: Ki Cheol Cha
  • Publication number: 20120085504
    Abstract: The present invention provides a textile blind united by weaving, which is formed as a single body by weaving slat textiles along a width between a front textile and a back textile in parallel with each other, wherein the slat textiles are arranged along the height of the front and back textiles to make the textile blind easily block lights.
    Type: Application
    Filed: December 19, 2011
    Publication date: April 12, 2012
    Inventor: Ki Cheol CHA
  • Publication number: 20110209833
    Abstract: Provided is a blind including a light-shielding sheet 20 having an internal space 22; a connecting string 30 which is received in the internal space 22; and an adjusting string 40 which is connected so as to alternately enclose an outer surface of the connecting string 30. Therefore, the blind has improved functionality and usability.
    Type: Application
    Filed: February 23, 2011
    Publication date: September 1, 2011
    Inventor: KI CHEOL CHA
  • Publication number: 20110036514
    Abstract: A vertical blind united by weaving and a method of fabricating the same are disclosed, wherein a plurality of fabric louvers 20 each having a constant width are arranged at a regular interval in one surface of a curtain section 10 having a predetermined area resulting from a mesh structure, the curtain section 10 is united with the fabric louvers 20 by weaving along longitudinal edges of the fabric louvers 20, and upper ends of the fabric louvers 20 are applied to a typical vertical blind structure, so that lighting is adjusted by rotation of the fabric louvers and air ventilation through the curtain section 10 is facilitated.
    Type: Application
    Filed: April 29, 2009
    Publication date: February 17, 2011
    Inventor: Ki Cheol Cha
  • Publication number: 20090139665
    Abstract: The present invention provides a textile blind united by weaving, which is formed as a single body by weaving slat textiles along a width between a front textile and a back textile in parallel with each other, wherein the slat textiles are arranged along the height of the front and back textiles to make the textile blind easily block lights.
    Type: Application
    Filed: July 26, 2007
    Publication date: June 4, 2009
    Inventor: Ki Cheol Cha
  • Patent number: D600057
    Type: Grant
    Filed: May 7, 2008
    Date of Patent: September 15, 2009
    Inventor: Ki Cheol Cha