Patents by Inventor Young Han

Young Han 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: 8865636
    Abstract: An environmental safety paint stripping composition comprising dichloroethylene, aromatic alcohols and ethers, surfactants, corrosion inhibitors, thickeners, wax solvents and water. This paint stripping composition is particularly useful in stripping paint and other polymeric coatings from metal substrates such as aluminum and it alloys.
    Type: Grant
    Filed: January 18, 2013
    Date of Patent: October 21, 2014
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Young Han, Dane Hanson
  • Publication number: 20120135905
    Abstract: An aerosol electrical contact cleaning and lubricating compound formulation including a first solvent, a second solvent, a third solvent, a lubricant, and a propellant. The first solvent is a mixture of methyl nanofluoroisobutyl ether and methyl nanofluorobutyl ether. The second solvent is a dichloroethylene, while the third solvent is an alkyl cyclohexane. The lubricant is perfluropolyether oil, and the propellant is a hydrofluorocarbon liquefied gas.
    Type: Application
    Filed: November 30, 2010
    Publication date: May 31, 2012
    Inventor: Young Han
  • Patent number: 7860289
    Abstract: A dental microscopic procedure uses a digital surgical scope comprising a lens assembly for magnifying an optical image of an object and an illumination device for illuminating the object along the optical axis and from the direction of the lens assembly; an image data taking device, an image data processing/storing device having a database, one or more displays, and one or more controls for controlling the behaviors of the digital surgical scope, the image data taking device, the image data processing/storing device, and the one or more displays. The procedure comprises steps for capturing images, enhancing images, and selecting and performing functions on the images, wherein the function comprises deleting, exporting, importing, multi-viewing, printing, and managing the images with the database.
    Type: Grant
    Filed: June 15, 2009
    Date of Patent: December 28, 2010
    Inventors: Ben Yoo, Young Han, Sung Shim, Won Joo Woo
  • Publication number: 20100149323
    Abstract: A dental microscopic procedure uses a digital surgical scope comprising a lens assembly for magnifying an optical image of an object and an illumination device for illuminating the object along the optical axis and from the direction of the lens assembly; an image data taking device, an image data processing/storing device having a database, one or more displays, and one or more controls for controlling the behaviors of the digital surgical scope, the image data taking device, the image data processing/storing device, and the one or more displays. The procedure comprises steps for capturing images, enhancing images, and selecting and performing functions on the images, wherein the function comprises deleting, exporting, importing, multi-viewing, printing, and managing the images with the database.
    Type: Application
    Filed: June 15, 2009
    Publication date: June 17, 2010
    Inventors: Ben YOO, Young Han, Sung Shim, Won Joo Woo
  • Patent number: 7620228
    Abstract: A method of dental microscopic procedure, using a digital surgical scope, includes steps for selecting a function of the digital surgical scope to perform, obtaining the corresponding images from the image data taking device or the image data processing/storing device, processing the images by the image data processing/storing device, and displaying the images on the displays. The dental surgical procedure is done by seeing the images displayed on the screen. The digital surgical scope includes a microscope lens assembly for magnifying an optical image of an object and an in-line illumination device for illuminating the object along the same optical axis and from the same direction of the microscope lens assembly. The image data processing/storing device is for manipulating the image taken by the microscope lens assembly and the image data taking device.
    Type: Grant
    Filed: August 21, 2008
    Date of Patent: November 17, 2009
    Assignee: Simji Co., Ltd.
    Inventors: Ben Yoo, Young Han, Sung Shim, Won Joo Woo
  • Publication number: 20090041317
    Abstract: A method of dental microscopic procedure, using a digital surgical scope, includes steps for selecting a function of the digital surgical scope to perform, obtaining the corresponding images from the image data taking device or the image data processing/storing device, processing the images by the image data processing/storing device, and displaying the images on the displays. The dental surgical procedure is done by seeing the images displayed on the screen. The digital surgical scope includes a microscope lens assembly for magnifying an optical image of an object and an in-line illumination device for illuminating the object along the same optical axis and from the same direction of the microscope lens assembly. The image data processing/storing device is for manipulating the image taken by the microscope lens assembly and the image data taking device.
    Type: Application
    Filed: August 21, 2008
    Publication date: February 12, 2009
    Inventors: Ben Yoo, Young Han, Sung Shim, Won Joo Woo
  • Patent number: 7433505
    Abstract: A method of dental microscopic procedure, using a digital surgical scope, includes steps for selecting a function of the digital surgical scope to perform, obtaining the corresponding images from the image data taking device or the image data processing/storing device, processing the images by the image data processing/storing device, and displaying the images on the displays. The dental surgical procedure is done by seeing the images displayed on the screen. The digital surgical scope includes a microscope lens assembly for magnifying an optical image of an object and an in-line illumination device for illuminating the object along the same optical axis and from the same direction of the microscope lens assembly. The image data processing/storing device is for manipulating the image taken by the microscope lens assembly and the image data taking device.
    Type: Grant
    Filed: November 1, 2005
    Date of Patent: October 7, 2008
    Inventors: Ben Yoo, Young Han, Sung Shim, Won Joo Woo
  • Publication number: 20080014462
    Abstract: An organic EL device is disclosed, which has an organic multilayer between a first electrode and a second electrode, the organic multilayer comprising a hole injection layer formed on the first electrode, and formed of a mixture of at least one selected from organic materials and at least one selected from inorganic materials; a hole transport layer having at least one layer on the hole injection layer; and an emitting layer formed on the hole transport layer.
    Type: Application
    Filed: September 26, 2007
    Publication date: January 17, 2008
    Inventors: Myung KIM, Hyung Oh, Jae Kyung, Sung Kim, Jae Lee, Young Han, Chun Park, Jong Yoon, Sae Park
  • Publication number: 20070183266
    Abstract: A universal time display includes location indicators, each of which displays the local time of a predetermined location in the world. Each of the location indicators automatically displays the local time of the predetermined location including daylight saving time setting of the predetermined location. The daylight saving time is set in the display including daylight saving time information that is updated via a public communication network, such as the Internet, and the wireless phone network, etc. The universal time display is adapted to be included in a digital equipment including the computer, cell phone and other digital devices. The location indicator that displays the local time of a user is positioned at the uppermost position of the display. When one of the location indicators is selected, the selected location indicator changes brightness or size so that the selected location indicator is distinguished from the background.
    Type: Application
    Filed: February 7, 2006
    Publication date: August 9, 2007
    Inventor: Young Han
  • Publication number: 20070139962
    Abstract: A backlight assembly is provided. The backlight assembly includes a plurality of lamps and a plurality of holes in a cover bottom that correspond to the plurality of lamps. The backlight may be capable of improving luminous efficiency of a plurality of lamps is provided.
    Type: Application
    Filed: December 7, 2006
    Publication date: June 21, 2007
    Inventor: Young Han
  • Publication number: 20070133923
    Abstract: Provided are high power PLC optical Tx module and PLC optical Tx/Rx module. The PLC optical Tx/Rx module is located in an OLT of a PON system. The high power PLC optical Tx/Rx module includes a photodiode, a laser diode, an SOA, an optical coupler, and a PLC platform. The photodiode converts an input optical signal into an electrical signal, and the laser diode generates an optical signal of a predetermined wavelength. The SOA amplifies the optical signal generated by the laser diode, and the optical coupler couples optical signals, outputs the coupled signal to a splitter, divides an optical signal from the slitter, and outputs the divided signals to the photodiode. The PLC platform incorporates the photodiode, the laser diode, the SOA, and the optical coupler into one package to allow an optical signal to be output with high power.
    Type: Application
    Filed: June 12, 2006
    Publication date: June 14, 2007
    Inventors: Sung Park, Dong Lee, Bin Yoon, Jong Kim, Mun Lee, Young Han
  • Publication number: 20070098237
    Abstract: A method of dental microscopic procedure, using a digital surgical scope, includes steps for selecting a function of the digital surgical scope to perform, obtaining the corresponding images from the image data taking device or the image data processing/storing device, processing the images by the image data processing/storing device, and displaying the images on the displays. The dental surgical procedure is done by seeing the images displayed on the screen. The digital surgical scope includes a microscope lens assembly for magnifying an optical image of an object and an in-line illumination device for illuminating the object along the same optical axis and from the same direction of the microscope lens assembly. The image data processing/storing device is for manipulating the image taken by the microscope lens assembly and the image data taking device.
    Type: Application
    Filed: November 1, 2005
    Publication date: May 3, 2007
    Inventors: Ben Yoo, Young Han, Sung Shim, Won Woo
  • Publication number: 20070091587
    Abstract: A backlight unit for a liquid crystal display (LCD) device includes a light source, a bottom cover to receive the light source, a diffuser positioned to diffuse light irradiated from the light source, and resistors positioned between the bottom cover and the light source.
    Type: Application
    Filed: June 8, 2006
    Publication date: April 26, 2007
    Inventor: Young Han
  • Publication number: 20060262051
    Abstract: A method for driving a flat panel display to improve an image quality and a lifetime of the flat panel display is disclosed. The method for driving the flat panel display includes the steps of: a) storing electric-charges contained in a parasitic capacitor of a data line and a pixel-storage capacitor (Cst) in each pixel via a pixel transistor connected to the data line, which enters a floating state during a predetermined time other than a light-emitting time caused by a data-current writing operation, until a current voltage reaches a threshold voltage of the pixel transistor; and b) performing the writing of a data current corresponding to a pixel to be driven by the data line via the pixel transistor, such that the flat panel display emits light.
    Type: Application
    Filed: May 17, 2006
    Publication date: November 23, 2006
    Inventors: Seong Kim, Ho Lim, Young Han
  • Publication number: 20060195609
    Abstract: Extended internal domain name service of URI taking distributed service scheme, wherein site names or proper nouns that are not formal top-level domains are used as top-level domains. A central name server, a local name server and a user computer, each of which is loaded with a program for domain service. A service preparation step, the local name server registers a name and address of a site into the central name server and is given a top-level domain from the central name server. A name registration step, the local name server gives names to resources inside a site or site user registers names of information into the local name server. A domain inquiry step, the user computer inquires internal domains of particular local name server without confusion to existing domain service when user inputs internal domains according to a domain scheme.
    Type: Application
    Filed: August 1, 2003
    Publication date: August 31, 2006
    Inventor: Young Han
  • Publication number: 20060186805
    Abstract: An organic EL device and a method for manufacturing the same are disclosed. The organic EL device comprises a substrate having a first electrode arranged on an active region, at least one organic material layer formed on the first electrode, a second electrode formed on the organic material layer so as to extend to an inactive region of the substrate to allow heat of the device to be dissipated to an outside therethrough, and a seal-cup facing the second electrode while being sealingly connected with the second electrode at a seal line via a sealant. The organic EL device can effectively lower an interior temperature of the device while preventing degradation thereof, thereby remarkably increasing lifetime thereof, and enhance interface stability of the device, thereby remarkably suppressing degradation in characteristics of the device.
    Type: Application
    Filed: February 17, 2006
    Publication date: August 24, 2006
    Inventors: Chang Kim, Young Han, Ho Lee, Jin Chung, Hong Kim
  • Publication number: 20060130428
    Abstract: A garment bagging apparatus having a frame connected to a feeder drive train for supporting a supply of bagging material. A garment support is positioned relative to the feeder drive train. Suspension members attached to the frame suspend the apparatus off of and in spaced apart relation to a floor surface. A feed carriage is included with support members to moveably support the feed carriage solely from a portion of the frame above the feed carriage. Grippers are mounted on the feed carriage to grip the bagging material. When a garment is hung from the garment support, the feed carriage is moveable to positions below the garment.
    Type: Application
    Filed: December 15, 2005
    Publication date: June 22, 2006
    Inventor: Young Han
  • Publication number: 20060120656
    Abstract: Disclosed herein is a functional tunable multichannel filter which is capable of adjusting channel spacing and/or a wavelength location using polarization controllers (?/2, (?/4). The functional tunable multichannel filter includes one or more polarization maintaining fibers, a first polarization controller (?/2), a second polarization controller (?/4) and a 3 dB coupler. Additionally, the functional tunable multichannel filter is configured to tune a wavelength and adjust channel spacing by adjusting polarization of an optical signal passing through each of the polarization maintaining fibers using the first and second polarization controllers.
    Type: Application
    Filed: June 29, 2005
    Publication date: June 8, 2006
    Applicant: Korea Insititute of Science and Technology
    Inventors: Young Han, Sang Kim, Sang Lee
  • Publication number: 20060088246
    Abstract: Provided are a multi-wavelength optical transceiver module and a multiplexer/demultiplexer using a thin film filter. The multi-wavelength optical transceiver module includes: a PLC platform, on which a predetermined optical waveguide unit is formed and an optical transmitter is mounted; an optical fiber coupled to one side of the PLC platform to transmit a predetermined light; a plurality of thin film filters coupled to another side of the PLC platform to separate input optical wavelengths; and an optical receiver coupled to one side of the thin film filters to receive light that is input from the optical fiber and transmits the thin film filters, thereby enabling mass production of the optical transceiver module with low cost.
    Type: Application
    Filed: July 25, 2005
    Publication date: April 27, 2006
    Inventors: Young Han, Yoon Park, Sang Park, Jang Shin, Duk Kim, Hee Sung
  • Publication number: 20050255334
    Abstract: An organic electronic device. The device includes a first electrode to inject or extract hole, the first electrode including a conductive layer and an n-type organic compound layer disposed on the conductive layer, a second electrode to inject or extract electron, a p-type organic compound layer disposed between the n-type organic compound layer and the second electrode. The p-type organic compound layer forms an NP junction between the n-type organic compound layer and the p-type organic compound layer. The energy difference between a lowest unoccupied molecular orbital (LUMO) energy of the n-type organic compound layer and a Fermi energy of the conductive layer is about 2 eV or less, and the energy difference between the LUMO energy of the n-type organic compound layer and a highest unoccupied molecular orbital (HOMO) energy of the p-type organic compound layer is about 1 eV or less.
    Type: Application
    Filed: May 11, 2005
    Publication date: November 17, 2005
    Inventors: Minsoo Kang, Sae Son, Hyeon Choi, Jun Jang, Sang Jeon, Yeon Kim, Seokhee Yoon, Young Han