Patents by Inventor Kyu-Woong Lee

Kyu-Woong 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: 20240125334
    Abstract: An air compressor according to an aspect of the present invention comprises: a housing; a rotating shaft which is disposed in the housing; a compression unit which is connected to the rotating shaft to compress and discharge inlet air; a motor unit which drives the rotating shaft; a control board which controls the motor unit; and a filter unit which filters out noise from external power and supplies the external power to the control board, wherein the housing includes a first cooling flow channel for cooling the motor unit and a second cooling flow channel for cooling the filter unit, and the first cooling flow channel communicates with the second cooling flow channel.
    Type: Application
    Filed: March 30, 2022
    Publication date: April 18, 2024
    Inventors: Kyu Sung CHOI, Hyun Chil KIM, Gun Woong PARK, Min Gyu PARK, Chi Yong PARK, Yeol Woo SUNG, Hyun Sup YANG, Jong Sung LEE
  • Publication number: 20240128517
    Abstract: Disclosed is an electrode assembly, a battery, and a battery pack and a vehicle including the same. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on an axis to define a core and an outer circumference. The first electrode includes an uncoated portion at a long side end thereof and exposed out of the separator along a winding axis direction of the electrode assembly. A part of the uncoated portion is bent in a radial direction of the electrode assembly to form a bending surface region that includes overlapping layers of the uncoated portion, and in a partial region of the bending surface region, the number of stacked layers of the uncoated portion is 10 or more in the winding axis direction of the electrode assembly.
    Type: Application
    Filed: January 19, 2022
    Publication date: April 18, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hae-Jin LIM, Jin-Hak KONG, Soon-O LEE, Kyu-Hyun CHOI, Do-Gyun KIM, Su-Ji CHOI, Kwang-Su HWANGBO, Geon-Woo MIN, Min-Ki JO, Jae-Won LIM, Hak-Kyun KIM, Je-Jun LEE, Ji-Min JUNG, Jae-Woong KIM, Jong-Sik PARK, Yu-Sung CHOE, Byoung-Gu LEE, Duk-Hyun RYU, Kwan-Hee LEE, Jae-Eun LEE, Bo-Hyun KANG, Pil-Kyu PARK
  • Patent number: 8741927
    Abstract: The present invention relates to a novel method for preparing a compound of formula (2) as the intermediate, which can be effectively used for preparation of a compound of formula (1) exhibiting good inhibitory activity against dipeptidyl peptidase IV enzyme.
    Type: Grant
    Filed: August 25, 2011
    Date of Patent: June 3, 2014
    Assignee: LG Life Sciences Ltd.
    Inventors: Bong Chan Kim, Kyu Young Kim, Hee Bong Lee, Ji Eun An, Kyu Woong Lee
  • Publication number: 20130165659
    Abstract: The present invention relates to a novel method for preparing a compound of formula (2) as the intermediate, which can be effectively used for preparation of a compound of formula (1) exhibiting good inhibitory activity against dipeptidyl peptidase IV enzyme.
    Type: Application
    Filed: August 25, 2011
    Publication date: June 27, 2013
    Applicant: LG LIFE SCIENCES LTD.
    Inventors: Bong Chan Kim, Kyu Young Kim, Hee Bong Lee, Ji Eun An, Kyu Woong Lee
  • Patent number: 8470836
    Abstract: Disclosed herein are novel compounds of Formula (1) as defined in the specification having excellent inhibitory activity against dipeptidyl peptidase-IV (DPP-IV), methods of preparing the same and pharmaceutical compositions comprising the same as an active agent.
    Type: Grant
    Filed: December 19, 2008
    Date of Patent: June 25, 2013
    Assignee: LG Life Sciences, Ltd.
    Inventors: Chang-Seok Lee, Hyeon Joo Yim, Kyoung-Hee Kim, Jaeick Lee, Sung-Hack Lee, Kyu Woong Lee, Hee Bong Lee, Wan Su Park, Changhee Min
  • Patent number: 8044080
    Abstract: The present invention relates to an isoxazoline derivative having the cyclic carboxylic acid hemiketal moiety of formula (1) for use as caspase inhibitor, a process for preparing it, and a pharmaceutical composition comprising it.
    Type: Grant
    Filed: February 21, 2006
    Date of Patent: October 25, 2011
    Assignee: LG Life Sciences Ltd.
    Inventors: Hyun Ik Shin, Hyeong Wook Choi, Tae Ho Heo, Kyu Woong Lee, Jae Hoon Lee, Ki Sook Park
  • Patent number: 7906676
    Abstract: The present invention relates to a novel process for the production of 3-amino-5-fluoro-4-dialkoxypentanoic acid ester used in the precursor of 3-amino-5-fluoro-4-oxopentanoic acid, represented by the following formula (I): wherein R1 and R2 are as defined in the Description.
    Type: Grant
    Filed: August 9, 2007
    Date of Patent: March 15, 2011
    Assignee: LG Life Sciences Ltd.
    Inventors: Hyun Ik Shin, Hyeong Wook Choi, Jae Hoon Lee, Kyu Woong Lee
  • Publication number: 20100274013
    Abstract: Disclosed herein are novel compounds of Formula (1) as defined in the specification having excellent inhibitory activity against dipeptidyl peptidase-IV (DPP-IV), methods of preparing the same and pharmaceutical compositions comprising the same as an active agent.
    Type: Application
    Filed: December 19, 2008
    Publication date: October 28, 2010
    Applicant: LG LIFE SCIENCES, LTD.
    Inventors: Chang-Seok Lee, Hyeon Joo Yim, Kyoung-Hee Kim, Jaeick Lee, Sung-Hack Lee, Kyu Woong Lee, Hee Bong Lee, Wan Su Park, Changhee Min
  • Publication number: 20100036158
    Abstract: The present invention relates to a novel process for the production of 3-amino-5-fluoro-4-dialkoxypentanoic acid ester used in the precursor of 3-amino-5-fluoro-4-oxopentanoic acid, represented by the following formula (1): wherein R1 and R2 are as defined in the Description.
    Type: Application
    Filed: August 9, 2007
    Publication date: February 11, 2010
    Applicant: LG Life Sciences Ltd.
    Inventors: Hyun Ik Shin, Hyeong Wook Choi, Jae Hoon Lee, Kyu Woong Lee
  • Patent number: 7576214
    Abstract: Starting from ethyl 3-(2,6-dichloro-5-fluoropyridin-3-yl)-3-oxo-propanoate (1), the present invention provides highly pure 7-chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid (5) in one-pot four steps using a single solvent.
    Type: Grant
    Filed: October 22, 2004
    Date of Patent: August 18, 2009
    Assignee: LG Life Sciences Ltd.
    Inventors: Hyun-Ik Shin, Jay-Hyok Chang, Kyu-Woong Lee
  • Patent number: 7557133
    Abstract: The present invention relates to an isoxazoline derivative as an inhibitor against various caspases, a process for preparing the same, and a therapeutic composition for preventing inflammation and apoptosis comprising the same.
    Type: Grant
    Filed: August 26, 2004
    Date of Patent: July 7, 2009
    Assignee: LG Life Sciences Ltd.
    Inventors: Hye-Kyung Chang, Yeong-Soo Oh, Cheol-Won Park, Yong-Jin Jang, Tae-Kyo Park, Sung-Sub Kim, Min-Jung Kim, Mi-Jeong Park, Jung-Gyu Park, Hee-Dong Park, Kyeong-Sik Min, Tae-Soo Lee, Sang-Kyun Lee, Soo-Hyeon Kim, Hee-Kyung Jeong, Sun-Hwa Lee, Hwa-Dong Kim, Ae-Ri Kim, Ki-Sook Park, Hyun-Ik Shin, Hyeong-Wook Choi, Kyu-Woong Lee, Jae-Hoon Lee, Tae-Ho Heo, Ho-Jun Kim, Tae-Sik Kwon, Jeong Hui Seong
  • Publication number: 20090157624
    Abstract: Provided are a system and a method for indexing high-dimensional data in parallel in a cluster environment. The system for indexing high-dimensional data in parallel in a cluster environment includes a Spill-tree creation means for creating a Spill-tree using an sampled N-dimensional feature vector, a feature vector division storage means for distributedly storing the N-dimensional feature vector in a terminal node of the Spill-tree, and a local signature creation means for creating and managing a local signature for the N-dimensional feature vector dispersed into each node of the Spill-tree.
    Type: Application
    Filed: September 9, 2008
    Publication date: June 18, 2009
    Applicant: ELECTRONIC AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Kyu-Woong LEE, Mi-Young Lee, Hun-Soon Lee, Myung-Joon Kim
  • Publication number: 20080262032
    Abstract: The present invention relates to an isoxazoline derivative having the cyclic carboxylic acid hemiketal moiety of formula (1) for use as caspase inhibitor, a process for preparing it, and a pharmaceutical composition comprising it.
    Type: Application
    Filed: February 21, 2006
    Publication date: October 23, 2008
    Inventors: Hyun Ik Shin, Hyeong Wook Choi, Tae Ho Heo, Kyu Woong Lee, Jae Hoon Lee, Ki Sook Park
  • Patent number: 7185271
    Abstract: A computer-implemented method for facilitating auto-completion of user data input in a web page. The method includes receiving, during execution time of the web page, first user data input in a first data input field of the web page. The method also includes analyzing, during the execution time, the first user data input to ascertain among plurality of dictionary objects a first dictionary object. The first dictionary object represents a dictionary object from which candidate matches against the first user data input would be presented to a user of the web page. The plurality of dictionary objects are associated with the first data input field during build time of the web page. The method additionally includes matching at least a portion of the first user data input against members of the first dictionary object to obtain a first list of candidate matches. The method further includes presenting the first list of candidate matches to the user of the web page.
    Type: Grant
    Filed: August 20, 2002
    Date of Patent: February 27, 2007
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Kyu-Woong Lee, Karen E. Wales
  • Publication number: 20070021613
    Abstract: Starting from ethyl 3-(2,6-dichloro-5-fluoropyridin-3-yl)-3-oxo-propanoate (1), the present invention provides highly pure 7-chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid (5) inone-potfour stepsusing a single solvent.
    Type: Application
    Filed: October 22, 2004
    Publication date: January 25, 2007
    Inventors: Hyun-Ik Shin, Jay-Hyok Chang, Kyu-Woong Lee
  • Publication number: 20060264652
    Abstract: The present invention relates to a process for preparing 4-chloro-3-hydroxybutanoic acid ester, an intermediate for preparing atorvastatin, in high purity and yield, by comprising the steps of 1) reacting epichlorohydrin of formula (2) with cyanide of formula (3) under the condition of pH ranging from 7 to 8, to form the 4-chloro-3-hydroxybutyronitrile of formula (4) and 2a) dissolving the 4-chloro-3-hydroxybutyronitrile of formula (4) in an alcoholic solvent and reacting it with hydrogen chloride, or 2b) reacting the 4-chloro-3-hydroxybutyronitrile of formula (4) in an alcoholic solvent saturated with hydrogen chloride, to form the 4-chloro-3-hydroxybutyronitrile acid ester of formula (I).
    Type: Application
    Filed: April 14, 2004
    Publication date: November 23, 2006
    Inventors: Sung-Wook Cho, Jay-Hyok Chang, Kyu-Woong Lee, Ki-Kon Lee, Byung-Ran So, Hyun-Ik Shin
  • Publication number: 20060223848
    Abstract: The present invention relates to an isoxazoline derivative as an inhibitor against various caspases, a process for preparing the same, and a therapeutic composition for preventing inflammation and apoptosis comprising the same
    Type: Application
    Filed: August 26, 2004
    Publication date: October 5, 2006
    Inventors: Hye-Kyung Chang, Yeong-Soo Oh, Cheol-Won Park, Yong-Jin Jang, Tae-Kyo Park, Sung-Sub Kim, Min-Jung Kim, Mi-Jeong Park, Jung-Gyu Park, Hee-Dong Park, Kyeong-Sik Min, Tae-Soo Lee, Sang-Kyun Lee, Soo-Hyeon Kim, Hee-Kyung Jeong, Sun-Hwa Lee, Hwa-Dong Kim, Ae-Ri Kim, Ki-Sook Park, Hyun-Ik Shin, Hyeong-Wook Choi, Kyu-Woong Lee, Jae-Hoon Lee, Tae-Ho Heo, Ho-Jun Kim, Tae-Sik Kwon
  • Publication number: 20060158886
    Abstract: Illuminated bowl with an inner bowl, an outer bowl constructed of sand blasted translucent glass or plastic, the inner and outer bowl being fused together at their top perimeter edge forming a hollow cavity. The hollow cavity is filled with a magnifying liquid such as mineral oil. A power supply such as a battery, a switch, a plurality of colored LED's, a battery door are contained within a depression located on the underside of the outer bowl. The LED's are aimed at the hollow cavity filled with magnifying liquid causing the outer bowl to be illuminated and to glow evenly throughout the body of the bowl. A preferred embodiment includes the inner bowl is also made of translucent material such as sand blasted plastic or glass causing the inner bowl to glow evenly.
    Type: Application
    Filed: January 14, 2005
    Publication date: July 20, 2006
    Inventor: Kyu-Woong Lee
  • Publication number: 20060158870
    Abstract: Illuminated dinnerware such as a bowl, plate or mug, where the dinnerware is constructed in layers. A first layer being constructed of fluorescent plastic. A second layer constructed of opaque material. A third transparent layer that is removable and replaceable and whose outer edge extends beyond the edge of the first and second layers. A power supply such as a battery, one or more UV LED's and a switch are wired together to illuminate the fluorescent layer. A preferred embodiment includes additional fluorescent layers can be added to the first layer thereby creating multiple illuminated edges.
    Type: Application
    Filed: January 14, 2005
    Publication date: July 20, 2006
    Inventor: Kyu-Woong Lee
  • Publication number: 20060158867
    Abstract: Electro-luminescent illuminated dinnerware with a dinnerware item such as a bowl, plate or cup that employs a length of electro-luminescent wire equal to the length of the circumference of a dinnerware item into a grooved portion about the top most perimeter of the dinnerware item and capped by a transparent enclosing ring. A channel traveling up the dinnerware item retains a pair of insulated wires. The dinnerware item has a recessed base that retains a power supply such as a battery, a step up transformer, and a switch. The items in the recessed base are connected in a standard way to the electro-luminescent wire so that the perimeter edge of the dinnerware item appears to glow when the switch is activated.
    Type: Application
    Filed: January 14, 2005
    Publication date: July 20, 2006
    Inventor: Kyu-Woong Lee