Patents by Inventor Ju Han Yoon

Ju Han Yoon 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: 6807751
    Abstract: An assembly between a front cabinet panel and a front support piece in a laundry drier is stably achieved, to improve work efficiency and productivity in a laundry drier fabrication process. The laundry drier has an internally mounted drum and includes a base forming a bottom of a body, a front cabinet panel forming a front side of the body, a pair of side cabinet panels forming opposing lateral sides of the body, a back cover forming a rear side of the body, a top cover covering an upper part of the body, a control panel installed on a rearward end of the top cover, and a front support piece installed behind the front cabinet panel to support a front side of the drier drum.
    Type: Grant
    Filed: November 21, 2003
    Date of Patent: October 26, 2004
    Assignee: LG Electronics Inc.
    Inventors: In Hee Han, Ju Han Yoon, Soo Won Park
  • Publication number: 20040163276
    Abstract: An apparatus for preventing a gap between a blower housing and a connection duct is provided in laundry drier including a base forming a bottom of a body, a front cabinet forming a front side of the body, a pair of opposing lateral cabinet sides, a back cover forming a rear side of the body, a top cover installed on an upper part of the body, a filter cover installed in rear of the front cabinet, a connection duct having an entrance side connected to the filter cover, and a blower installed to be connected to an exit side of the connection duct, which blocks an ancillary air flow to prevent a degradation in drying efficiency and drier performance. The apparatus includes a pressing member provided between the front cabinet and the connection duct to push the connection duct toward the blower to make the connection duct adhere closely to the blower housing.
    Type: Application
    Filed: December 9, 2003
    Publication date: August 26, 2004
    Inventors: In Hee Han, Ju Han Yoon
  • Publication number: 20040139627
    Abstract: An assembly between a front cabinet panel and a front support piece in a laundry drier is stably achieved, to improve work efficiency and productivity in a laundry drier fabrication process. The laundry drier has an internally mounted drum and includes a base forming a bottom of a body, a front cabinet panel forming a front side of the body, a pair of side cabinet panels forming opposing lateral sides of the body, a back cover forming a rear side of the body, a top cover covering an upper part of the body, a control panel installed on a rearward end of the top cover, and a front support piece installed behind the front cabinet panel to support a front side of the drier drum.
    Type: Application
    Filed: November 21, 2003
    Publication date: July 22, 2004
    Inventors: In Hee Han, Ju Han Yoon, Soo Won Park
  • Publication number: 20030167804
    Abstract: Drum device for a home appliance having a chamber for drying or washing laundry, including a sound attenuation member fitted to an outside surface thereof, thereby effectively attenuating noise caused by impact of articles, such as buttons, zippers, clips, and the like fitted to the laundry, to the metallic drum when the laundry introduced into the chamber is lifted and dropped as the drum rotates.
    Type: Application
    Filed: March 11, 2003
    Publication date: September 11, 2003
    Inventor: Ju Han Yoon
  • Patent number: 6607702
    Abstract: Photocatalyst filter, method for fabricating the same, and air cleaner thereof, the photocatalyst filter including a base material of a required shape, an enamel layer consisting of frit for forming an inorganic layer and additives for forming a porous surface layer as main composition coated on a surface of the base material, and a photocatalyst layer consisting of a photocatalyst solution consisting of a photocatalyst and a dispersion solvent and bonding agents as main composition coated on the enamel layer, and the method including the steps of (1) coating an enamel layer on a surface of a base material subjected to pretreatment for removal of foreign matters, the enamel layer consisting of frit for forming an inorganic layer on a surface of the base material and additives for forming a porous surface layer on the surface of the base material as main composition, and (2) coating a photocatalyst layer on the enamel layer; the photocatalyst layer consisting of a photocatalyst solution and bonding agents as m
    Type: Grant
    Filed: July 28, 1999
    Date of Patent: August 19, 2003
    Assignee: LG Electronics Inc.
    Inventors: Kwang Ok Kang, Young Ki Hong, Kyong Wook Heo, Sung Hwa Lee, Soo Yeon Shin, Jung Hun Kang, Yong Bok Choi, Ju Han Yoon
  • Patent number: 6161251
    Abstract: Suction nozzle for a vacuum cleaner including a suction nozzle body including; a main air flow passage having a main suction hole for drawing external air and a discharge hole for providing the drawn air to a body of the vacuum cleaner, and a supplementary air flow passage having a supplementary air flow passage for drawing external air and an opening for providing the external air drawn through the supplementary suction hole to the main air flow passage, and vibration generating means mounted in the supplementary air flow passage for generating a vibrating force by an air flow drawn through the supplementary suction hole, thereby facilitating an automatic removal of various foreign matters stuck to a surface of bedding, whereby improving a cleaning efficiency.
    Type: Grant
    Filed: January 27, 1999
    Date of Patent: December 19, 2000
    Assignee: LG Electronics, Inc.
    Inventors: Dong Yool Lee, Ju Han Yoon, Yong Bok Choi, Kyoung Suk Lim, Hoi Kil Jeong, Sang Jun Park