Patents by Inventor Sang Hwa Lee

Sang Hwa Lee 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: 20100247010
    Abstract: The present invention relates to an airfoil-magnetic hybrid bearing, which is a combination of a magnetic bearing and airfoil bearing. An airfoil-magnetic hybrid bearing of the present invention comprises: a housing around a rotating shaft of a rotation device; an airfoil bearing positioned between the housing and the rotating shaft for forming dynamic pressure to levitate the rotating shaft during rotation of the rotating shaft; a magnetic bearing including a plurality of cores positioned radially between inner surface of the housing and outer surface of the airfoil bearing, the cores being projected to the center of the rotating shaft, and coils wound to the cores to levitate the rotating shaft using a magnetic attractive force generated by a current application thereto; and a coupling segment for coupling the airfoil bearing to the magnetic bearing directly.
    Type: Application
    Filed: November 19, 2007
    Publication date: September 30, 2010
    Inventors: Yong Bok Lee, Chang Ho Kim, Seung Jong Kim, Sang Hwa Lee, Hee Soo Kim
  • Publication number: 20100160511
    Abstract: Disclosed herein is a scratch-resistant polycarbonate resin composition, the resin composition comprising: (A) about 100 parts by weight of a polycarbonate resin; (B) about 1 to about 30 parts by weight of a phosphate eater compound represented by the following Formula (II) or a combination thereof: and (C) about 0.1 to about 30 parts by weight of a halogen substituted polycarbonate oligomer represented by the following Formula (III): wherein R1, R2, R4 and R5 are each independently C6-20 aryl or C1-10 alkyl-substituted C6-20 aryl, R3 is C6-30 aryl or C1-10 alkyl-substituted C6-30 aryl derivative, m represents a number average degree of polymerization, and the average of m is 0 to 3; wherein each X is independently fluorine, chlorine or bromine, each Y is independently hydrogen, C1-8 alkyl, fluorine, chlorine or bromine, n is an integer of 1 to 10, and 1 is an integer of 1 to 3.
    Type: Application
    Filed: December 16, 2009
    Publication date: June 24, 2010
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Hyuk Jin JUNG, Sang Hwa LEE, Seung Shik SHIN, Jong Cheol LIM
  • Publication number: 20090275527
    Abstract: The present invention relates to a skin aging treatment comprising paeoniflorin as an active ingredient. Since paeoniflorin is effective in significantly inhibiting and improving intrinsic skin aging, significantly inhibiting and improving DNA impairment and skin wrinkling caused by UV and improving existing wrinkles, a cosmetic composition and a pharmaceutical composition comprising paeoniflorin may become a very useful skin aging treatments.
    Type: Application
    Filed: July 14, 2009
    Publication date: November 5, 2009
    Applicant: LG HOUSEHOLD & HEALTH CARE LTD.
    Inventors: Hyoung-Kook Park, Jun-Man Lim, Sang-Hwa Lee, Sang-Jin Kang, Wan-Goo Cho
  • Publication number: 20090239975
    Abstract: Disclosed herein is a polycarbonate resin composition having good flame retardancy and light stability which can be useful for a LCD backlight component comprising: about 60 to about 95 parts by weight of a thermoplastic polycarbonate resin, and about 5 to about 40 parts by weight of a polyethylene naphthalate-terephthalate copolymer, about 5 to about 50 parts by weight of titanium dioxide based on about 100 parts by weight of a base resin comprising the thermoplastic polycarbonate resin and the polyethylene naphthalate-terephthalate copolymer, about 0.1 to about 10 parts by weight of an organosiloxane polymer based on about 100 parts by weight of a base resin comprising the thermoplastic polycarbonate resin and the polyethylene naphthalate-terephthalate copolymer, and about 0.05 to about 5 parts by weight of a fluorinated polyolefin resin based on about 100 parts by weight of a base resin comprising the thermoplastic polycarbonate resin and the polyethylene naphthalate-terephthalate copolymer.
    Type: Application
    Filed: June 5, 2009
    Publication date: September 24, 2009
    Applicant: CHEIL INDUSTRIES INC.
    Inventors: Hyuk Jin JUNG, Jong Cheol LIM, Sang Hwa LEE, Jong Yeun KIM
  • Publication number: 20090233997
    Abstract: The present invention relates to a composition for promoting collagen synthesis and a composition for external application to skin which includes the collagen synthesis promoting composition. The collagen synthesis promoting composition includes, as an effective component, at least one selected from the group consisting of compounds represented as: wherein R is hydrogen, a methoxy group, or a 3-methyl-2-butenyl group. The composition for external application to skin includes at least one collagen synthesis promoting component selected from the group consisting of compounds represented by above.
    Type: Application
    Filed: March 17, 2009
    Publication date: September 17, 2009
    Applicant: LG HOUSEHOLD & HEALTH CARE, LTD.
    Inventors: Mu-Hyun JIN, Sang-Hwa Lee, Yang-Mi Park, Sang-Jin Kang
  • Publication number: 20090058991
    Abstract: A panoramic picture photographing method permits more accurate photographing of an image, particularly a panoramic image of a subject, without additional equipment, or separate devices and hardware. The method includes projecting an image, which is successively inputted in every predetermined unit of time, to an imaginary surface having a same focal distance in photographing each image constituting a panoramic picture to obtain a projected image; confirming movement of a corresponding photographing apparatus so that the projected image is compared with a previous image in real time by using a motion estimation technique, to which exposure correction has been applied; determining a photographing time point of each image by confirming the confirmed movement of the corresponding photographing apparatus according to a photographing direction has reached a predetermined critical value; and photographing each image at the photographing time point of each image according to a passive input or automatically.
    Type: Application
    Filed: August 27, 2008
    Publication date: March 5, 2009
    Inventors: Soo-Kyun KIM, Jae-Won Moon, Sung-Dae Cho, Sang-Wook Oh, Byung-Jun Son, Tae-Hwa Hong, Hee-Won Jung, Nam-Ik Cho, Sang-Hwa Lee, Seong-Jong Ha
  • Publication number: 20080252717
    Abstract: Disclosed is a method for photographing a panoramic image including the steps of recognizing movement of a corresponding photographing apparatus by comparing a current real-time input image with a previous image through a motion estimation mechanism with exposure compensation, determining a time to photograph each next picture by determining whether movement in a photography direction reaches a preset threshold value, and photographing each next picture by manual or automatic operation at the determined time.
    Type: Application
    Filed: April 7, 2008
    Publication date: October 16, 2008
    Inventors: Jae-Won Moon, Soo-Kyun Kim, Sung-Dae Cho, Yun-Je Oh, Hee-Won Jung, Nam-Ik Cho, Sang-Hwa Lee, Seong-Jong Ha
  • Publication number: 20080194496
    Abstract: The present invention relates to a skin aging treatment comprising paeoniflorin as an active ingredient. Since paeoniflorin is effective in significantly inhibiting and improving intrinsic skin aging, significantly inhibiting and improving DNA impairment and skin wrinkling caused by UV and improving existing wrinkles, a cosmetic composition and a pharmaceutical composition comprising paeoniflorin may become a very useful skin aging treatments.
    Type: Application
    Filed: May 10, 2005
    Publication date: August 14, 2008
    Applicant: LG HOUSEHOLD & HEALTH CARE LTD.
    Inventors: Hyoung-Kook Park, Jun-Man Lim, Sang-Hwa Lee, Sang-Jin Kang, Wan-Goo Cho
  • Publication number: 20080056612
    Abstract: A method for taking a panorama mosaic photograph includes displaying a partial image of a previously taken image as a guide image on a viewer of an image to be currently taken and taking a number of images constituting the panorama mosaic photograph according to a photography operation; projecting the taken images onto a common cylindrically curved surface; and joining the projected images into a single image.
    Type: Application
    Filed: June 14, 2007
    Publication date: March 6, 2008
    Inventors: Kyoung-Ju Park, Sung-Dae Cho, Soo-Kyun Kim, Jae-Won Moon, Nam-Ik Cho, Sang-Hwa Lee, Hyung-Il Koo, Seong-Jong Ha
  • Publication number: 20080031318
    Abstract: Provided are a frame conversion apparatus and method and a frame type detecting apparatus and method. The frame conversion apparatus may include a detecting unit and an inverse telecine unit. The detecting unit may determine that each data frame is a telecine frame or a progressive frame according to the rate of discrete cosine transform (DCT) operation type performed on macro blocks of the frame or the number of the macro blocks on which each type of DCT operation is performed and output frame type information. The inverse telecine unit may convert the data frames into progressive frames and output the progressive frames in response to the frame type information.
    Type: Application
    Filed: September 22, 2006
    Publication date: February 7, 2008
    Inventors: Seong-Jong Ha, Nam-lk Cho, Sang-Hwa Lee
  • Patent number: 7282421
    Abstract: A method for reducing a thickness variation of a nitride layer in a shallow trench isolation (STI) CMP process is provided, the method including forming an active region pattern in an alignment key region of a scribe lane where a device isolation film is formed at an ISO level, and forming a dummy active region pattern substantially adjacent to a vernier key pattern in the scribe lane during formation of the vernier key pattern, wherein the dummy active region pattern is spaced apart from the vernier key pattern by a known distance. Preferably, the active region pattern and the dummy active region pattern are formed prior to the STI CMP process.
    Type: Grant
    Filed: November 30, 2004
    Date of Patent: October 16, 2007
    Assignee: Hynix Semiconductor Inc.
    Inventors: Yong Soo Choi, Hyuk Kwon, Sang Hwa Lee, Geun Min Choi, Yong Wook Song, Gyu Han Yoon
  • Publication number: 20070174960
    Abstract: An odor control apparatus for drains, which is installed at a drain, for easily discharging sewage and preventing odor from flowing backward. The odor control apparatus for drains is installed at a drain, which has a drain pipe connected to a drain hole formed through an indoor bottom, and a drain upper plate provided with a plurality of through holes and attached to the upper end surface of the drain hole, and includes an odor control body having a flange formed on the upper end thereof and caught by the upper end of the drain pipe; a fixed body including an upper body having a support rim caught by a protrusion formed on the inner surface of the odor control body, and a protruding lower body having a drain hole; and a movable body, ascending and descending based on the amount of sewage.
    Type: Application
    Filed: November 27, 2006
    Publication date: August 2, 2007
    Inventor: Sang-Hwa Lee
  • Publication number: 20070065377
    Abstract: The present invention relates to a composition for promoting collagen synthesis and a composition for external application to skin which includes the collagen synthesis promoting composition. The collagen synthesis promoting composition includes, as an effective component, at least one selected from the group consisting of compounds represented as: wherein R is hydrogen, a methoxy group, or a 3-methyl-2-butenyl group. The composition for external application to skin includes at least one collagen synthesis promoting component selected from the group consisting of compounds represented by above.
    Type: Application
    Filed: September 21, 2004
    Publication date: March 22, 2007
    Inventors: Mu-Hyun Jin, Sang-Hwa Lee, Yang-Mi Park, Sang-Jin Kang
  • Patent number: 6986268
    Abstract: A flat glass plate having a low residual stress, suitable for use in preparing a display, can be prepared without an annealing or polishing process by way of controlling the horizontal temperature gradient of a molten glass plate to a specific range during cooling.
    Type: Grant
    Filed: November 1, 2002
    Date of Patent: January 17, 2006
    Assignee: Samsung Corning Precision Glass Co., Ltd.
    Inventor: Sang-Hwa Lee
  • Patent number: 6742269
    Abstract: A laser verticality/horizon indicator for construction is provided that realizes irradiation of laser beam, and indication of both a vertical point and a horizontal line using optical refraction. The laser verticality/horizon indicator embodies a scientific and systematic use mechanism through electrically controlled operation of equipment to indicate vertical and horizontal positions as a precise measurement, and to enhance the handling efficiency of the equipment. The laser verticality/horizon indicator includes a mounting board having a driving motor, a rotary bulb, a prism mounted in the rotary bulb, a battery receiving bulb used as a power supply, and a laser inducing hole. The laser verticality/horizon indicator further includes a laser generator separately mounted on the mounting board, and a plumb bob forming a body structure of the verticality/horizon indicator, the mounting board and the laser generator being installed in the plumb bob.
    Type: Grant
    Filed: May 9, 2002
    Date of Patent: June 1, 2004
    Inventors: Byoung Chul Kim, Sang-hwa Lee, Vitali Khulugurov, Nikolay Ivanov
  • Publication number: 20040055335
    Abstract: A flat glass plate having a low residual stress, suitable for use in preparing a display, can be prepared without an annealing or polishing process by way of controlling the horizontal temperature gradient of a molten glass plate to a specific range during cooling.
    Type: Application
    Filed: November 1, 2002
    Publication date: March 25, 2004
    Inventor: Sang-Hwa Lee
  • Patent number: 6641866
    Abstract: The present invention relates to a manufacturing process of a coated granular sodium percarbonate, wherein the surface of said sodium percarbonate establishes a multiple coating layer by being internally coated with a specific composition containing alkali metal silicate while externally coated with a specific composition containing alkali metal sulfate on upper part of said internally coated layer thus providing said sodium percarbonate an excellent dissolving rate in water as well as a good storage stability, preventing it from caking during delivery or storage, and being ultimately utilized as an effective detergent bleach containing zeolite as its detergent builder.
    Type: Grant
    Filed: January 9, 2002
    Date of Patent: November 4, 2003
    Assignee: Oriental Chemical Industries Co., Ltd.
    Inventors: Sang Hwa Lee, Yong Il Kim, Sun Ki Shur, Jong Pill Lee
  • Publication number: 20020184774
    Abstract: Disclosed is a laser verticality/horizon indicator for construction. An object of the present invention is to provide a laser verticality/horizon indicator for construction that realizes irradiation of laser beam and indication of both a vertical point and a horizontal line using optical refraction, thereby achieving general use purposes and enhancing the working efficiency. Another object of the present invention is to provide a laser verticality/horizon indicator for construction that embodies a scientific and systematic use mechanism through electrically controlled operation of equipment to indicate vertical and horizontal positions as a precise measurement and to enhance the handling efficiency of the equipment.
    Type: Application
    Filed: May 9, 2002
    Publication date: December 12, 2002
    Inventors: Byoung Chul Kim, Sang-hwa Lee, Vitali Khulugurov, Nikolay Ivanov
  • Patent number: 6465408
    Abstract: The present invention relates to a coated granular sodium percarbonate for detergent and its manufacturing process, and more particularly to a coated granular sodium percarbonate and its manufacturing process, wherein the surface of said sodium percarbonate establishes a multiple coating layer by being internally coated with a specific composition containing alkali metal silicate while externally coated with a specific composition containing alkali metal sulfate on upper part of said internally coated layer thus providing said sodium percarbonate an excellent dissolving rate in water as well as a good storage stability, preventing it from caking during delivery or storage, and being ultimately utilized as an effective detergent bleach containing zeolite as its detergent builder.
    Type: Grant
    Filed: May 24, 2000
    Date of Patent: October 15, 2002
    Assignee: Oriental Chemical Industries Co., Ltd.
    Inventors: Sang Hwa Lee, Yong Il Kim, Sun Ki Shur, Jong Pill Lee
  • Publication number: 20020086807
    Abstract: The present invention relates to a coated granular sodium percarbonate for detergent and its manufacturing process, and more particularly to a coated granular sodium percarbonate and its manufacturing process, wherein the surface of said sodium percarbonate establishes a multiple coating layer by being internally coated with a specific composition containing alkali metal silicate while externally coated with a specific composition containing alkali metal sulfate on upper part of said internally coated layer thus providing said sodium percarbonate an excellent dissolving rate in water as well as a good storage stability, preventing it from caking during delivery or storage, and being ultimately utilized as an effective detergent bleach containing zeolite as its detergent builder.
    Type: Application
    Filed: January 9, 2002
    Publication date: July 4, 2002
    Applicant: Oriental Chemical Industries Co., Ltd.
    Inventors: Sang Hwa Lee, Yong Il Kim, Sun Ki Shur, Jong Pill Lee