Patents by Inventor Yoon Hee Lee

Yoon Hee 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: 20140240898
    Abstract: There is provided a multilayer ceramic electronic component, including a ceramic body, and an internal electrode formed in the ceramic body and having a plurality of non-electrode regions formed therein, wherein in a cross section formed in length and thickness directions of the ceramic body, when a thickness of the internal electrode is Te, an area of the internal electrode is Ae, and an area of the plurality of non-electrode regions is Ao, 0.1 ?m?Te?0.55 ?m and 3.2%?Ao:Ae?4.5% are satisfied.
    Type: Application
    Filed: May 10, 2013
    Publication date: August 28, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jong Han KIM, MIn Gon LEE, Yoon Hee LEE, Seung Ho LEE
  • Publication number: 20140177133
    Abstract: There is provided a multilayer ceramic electronic component, including: a ceramic body including dielectric layer; and first and second internal electrodes formed inside the ceramic body and disposed to face each other with the dielectric layer interposed therebetween, wherein, on a cross section of the ceramic body taken in length-thickness (L-T) directions thereof, a secondary phase material is formed at interfaces between the first and second internal electrodes and the dielectric layers, and a ratio of an area occupied by the secondary phase material to an overall area of the ceramic body is 0.1% to 0.5%.
    Type: Application
    Filed: March 18, 2013
    Publication date: June 26, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ro Woon LEE, Young Ho KIM, Kyung Jin CHOI, Yoon Hee LEE, Ki Chun YANG
  • Publication number: 20140104748
    Abstract: There are provided a multi-layered ceramic electronic component and a method of manufacturing the same. The multi-layered ceramic electronic component includes: a ceramic body; internal electrodes formed within the ceramic body and including non-electrode regions formed therein; and external electrodes formed on ends of the ceramic body and electrically connected to the internal electrodes, wherein in a cross section of the internal electrode, 70% or more of the non-electrode regions are distributed in a region formed between points inwardly spaced apart from each of the upper and lower boundary surfaces of the internal electrodes by 5%.
    Type: Application
    Filed: March 15, 2013
    Publication date: April 17, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ye Jun PARK, Jong Han Kim, Jae Man Park, Yoon Hee Lee
  • Publication number: 20140063685
    Abstract: There is provided a multilayer ceramic electronic component, including: a ceramic body including dielectric layers; first and second internal electrodes disposed to face each other within the ceramic body with the dielectric layer interposed therebetween; and first and second external electrodes electrically connected to the first and second internal electrodes, wherein the ceramic body includes a capacitance forming part contributing to capacitance formation and a non-capacitance forming part provided on at least one of upper and lower surfaces of the capacitance forming part, and when the capacitance forming part is divided into three areas in a thickness direction of the ceramic body, a difference in continuity between internal electrodes in a middle area of the three areas and internal electrodes in upper and lower areas thereof is 1% to 5%.
    Type: Application
    Filed: May 21, 2013
    Publication date: March 6, 2014
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Yoon Hee LEE, Ye Jun PARK, Ro Woon LEE
  • Publication number: 20130321979
    Abstract: There are provided a conductive paste composition for an internal electrode, a multilayer ceramic capacitor having the same, and a fabrication method thereof. The conductive paste composition for an internal electrode includes a binder, a solvent, and metal powder for an internal electrode, including a nickel particle coated with a nickel nitride.
    Type: Application
    Filed: August 21, 2012
    Publication date: December 5, 2013
    Inventors: Ye Jun PARK, Yoon Hee Lee, Dong Hoon Kim
  • Publication number: 20130321976
    Abstract: There is provided a method of preparing a nickel nanoparticle, the method including: forming an aqueous solution by mixing water and a solution containing a hydroxyl group; forming a mixed liquid by adding carboxylic acid to the aqueous solution at a ratio of 10 to 20 wt % with regard to the solution containing a hydroxyl group; and adding a nickel salt to the mixed liquid and stirring the mixed liquid.
    Type: Application
    Filed: August 14, 2012
    Publication date: December 5, 2013
    Inventors: Ro Woon LEE, Jae Man PARK, Sung Koo KANG, Yoon Hee LEE, Young Ho KIM
  • Publication number: 20130301184
    Abstract: There are provided a conductive paste composition for an internal electrode, a multilayer ceramic electronic component including the same, and a method of manufacturing the same, the conductive paste composition including: a metal powder; and an additive including at least one selected from glutamic acid, amino acids, thiols, and hydrocarbons.
    Type: Application
    Filed: July 25, 2012
    Publication date: November 14, 2013
    Inventors: Ro Woon Lee, Young Ho Kim, Yoon Hee Lee, Kyung Jin Choi
  • Publication number: 20130286539
    Abstract: There is provided a multilayer ceramic electronic component, including: a ceramic body; and internal electrodes formed inside the ceramic body and having a plurality of non-electrode regions, wherein, on a cross-section taken in length and thickness directions of the ceramic body, when a thickness of the internal electrode is denoted by Te, a continuity of the internal electrode is denoted by C, an area of the internal electrode is denoted by Ae, an area of the plurality of non-electrode regions is denoted by Ao, and a maximum diameter of the non-electrode region having the maximum diameter among the plurality of non-electrode regions is denoted by Pmax, 0.1 ?m?Te?0.5 ?m, 1.1%?Ao/Ae?3.2%, Pmax?120 nm, and 95%?C?99.5% are satisfied.
    Type: Application
    Filed: December 20, 2012
    Publication date: October 31, 2013
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Jong Han Kim, Yoon Hee Lee
  • Patent number: 8507816
    Abstract: A keypad for an electronic device having metallic texture has rigidity and elasticity equivalent to those of stainless steel. The keypad is manufactured and includes a metal alloy board, a keypad body manufactured by primarily thermal-treating the metal alloy board to a rigidity enough to be molded and molding the primarily thermal-treated metal alloy board with a press, a button portion formed by secondarily thermal-treating the keypad body to cure the keypad body and etching the secondarily thermal-treated keypad body by means of etching processing, and urethane rubber and a silicon pad attached to a back surface of the keypad body which has undergone anodizing processing and various colorations.
    Type: Grant
    Filed: September 15, 2010
    Date of Patent: August 13, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yoon-Hee Lee, Seung-Chang Baek, Young-Ki Kim, Yong-Wook Hwang, Jun-Young Lee, Sung-Wook Kang
  • Publication number: 20120237969
    Abstract: Disclosed is a method for preparation of transmissible spongiform encephalopathy (TSE) susceptible cells, and such cells may be efficiently used in diagnosis of TSE, etiology studies and development of novel therapeutics, etc.
    Type: Application
    Filed: November 22, 2010
    Publication date: September 20, 2012
    Applicant: Animal, Plant and Fisheries Quarantine and Inspect AGency
    Inventors: Dong-Seob Tark, Hyo-Jin Kim, Hyun-Joo Shon, Yoon-Hee Lee, Min-Jeong Kim, Eun-Im Yun, In-Soo Cho, Chang-Hee Kweon, Yi-Seok Joo, Otto Windl, Michael Neale
  • Publication number: 20110202163
    Abstract: Provided is a plant protection system, which determines initiation of protective actions for the plant, and more particularly to the plant protection system including four channels which controls systems that shut down the plant or mitigate consequences of abnormal conditions of the plant by detecting non-permissible plant conditions with the result of bistable logic comparing process parameters with their setpoints assigned to each channel. Accordingly, common mode failure and cyber security vulnerability caused by software are removed since the system is composed of FPGA and other types of hardware without central processing units and software in determining the initiation of plant protective actions.
    Type: Application
    Filed: October 22, 2009
    Publication date: August 18, 2011
    Applicant: KEPCO ENGINEERING & CONSTRUCTION COMPANY
    Inventors: Hang Bae Kim, Jae Hack Kim, Suk Gyu Han, See Chae Jeong, Yoon Hee Lee, Woong Seock Choi
  • Publication number: 20110128165
    Abstract: A keypad for an electronic device having metallic texture has rigidity and elasticity equivalent to those of stainless steel. The keypad is manufactured and includes a metal alloy board, a keypad body manufactured by primarily thermal-treating the metal alloy board to a rigidity enough to be molded and molding the primarily thermal-treated metal alloy board with a press, a button portion formed by secondarily thermal-treating the keypad body to cure the keypad body and etching the secondarily thermal-treated keypad body by means of etching processing, and urethane rubber and a silicon pad attached to a back surface of the keypad body which has undergone anodizing processing and various colorations.
    Type: Application
    Filed: September 15, 2010
    Publication date: June 2, 2011
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yoon-Hee LEE, Seung-Chang BAEK, Young-Ki KIM, Yong-Wook HWANG, Jun-Young LEE, Sung-Wook KANG
  • Publication number: 20090096014
    Abstract: A nonvolatile memory device includes a semiconductor substrate, a charge-trap structure disposed on the semiconductor substrate, which includes an insulating film and a plurality of carbon nanocrystals embedded in the insulating film, and a gate disposed on the charge-trap structure. The nonvolatile memory device may exhibit memory hysteresis characteristics with improved reliability.
    Type: Application
    Filed: June 11, 2008
    Publication date: April 16, 2009
    Inventors: Sam-Jong Choi, Kyoo-Chul Cho, Jung-Sik Choi, Hee-sung Kim, Tae-Soo Kang, Yoon-Hee Lee
  • Patent number: 7501246
    Abstract: Disclosed are a gene coding for L-arabinose isomerase derived from Thermotoga neapolitana 5068, a thermostable arabinose isomerase expressed from the gene, a recombinant expression vector containing the gene, a microorganism transformed with the expression vector, a process for preparing thermostable arabinose isomerase from the transformant ,and a process for preparing D-tagatose employing the arabinose isomerase. Since the recombinant arabinose isomerase is highly thermostable and can produce tagatose with high yield at high temperature, it can be efficiently applied in pharmaceutical and food industries.
    Type: Grant
    Filed: December 22, 2004
    Date of Patent: March 10, 2009
    Assignee: CJ Cheiljedang Corporation
    Inventors: Yu Ryang Pyun, Byoung Chan Kim, Han Seung Lee, Dong Woo Lee, Yoon Hee Lee
  • Patent number: 7414213
    Abstract: Disclosed is a manufacturing method of a keypad for a mobile phone and the keypad manufactured thereby, in which a vacuum deposition layer and a cellophane paper are attached to a lower surface of a key in the keypad.
    Type: Grant
    Filed: August 8, 2007
    Date of Patent: August 19, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong-Wook Hwang, Young-Ki Kim, Shin-Chul Kang, Hyun-Jung Jeong, Chang-Youn Hwang, Woo-Seok Chin, Yoon-Hee Lee
  • Publication number: 20080124468
    Abstract: Disclosed is a plating method which, includes preparing a plating base; printing a plating pattern on a plating surface of the plating base; and plating the plating surface of the plating base. During plating, a plating layer is formed on a portion where the plating pattern is not printed. The method is provided for contributing to diversification of the external appearance of a compact type device such as portable terminals, is capable of printing three-dimensional patterns as well as a trademark and a logo, and is capable of highlighting the metallic texture together with three dimensional solid patterns.
    Type: Application
    Filed: October 17, 2007
    Publication date: May 29, 2008
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Il-Jin Kim, Yoon-Hee Lee, Shin-Chul Kang, Hoon-Soo Park
  • Publication number: 20080039149
    Abstract: Provided is a key for a portable terminal. The key includes a metallic case including a plated layer exposed to the outside of the portable terminal and an electro-forming layer formed on the inner side of the plated layer and a synthetic resin layer formed on the inner side of the electro-forming layer. The synthetic resin layer is formed on the inner side of the electro-forming layer by mounting the metallic case in a mold and performing insert injection. Since the key includes the electro-forming layer made of copper and the plated layer plated on the electro-forming layer on a surface for forming the exterior, it can be easily manufactured and can contribute to improvement of the exterior design of the portable terminal.
    Type: Application
    Filed: August 8, 2007
    Publication date: February 14, 2008
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-Jung JEONG, Yoon-Hee Lee, Shin-Chul Kang, Yong-Wook Hwang, Young-Ki Kim
  • Publication number: 20080035460
    Abstract: Disclosed is a manufacturing method of a keypad for a mobile phone and the keypad manufactured thereby, in which a vacuum deposition layer and a cellophane paper are attached to a lower surface of a key in the keypad.
    Type: Application
    Filed: August 8, 2007
    Publication date: February 14, 2008
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong-Wook HWANG, Young-Ki KIM, Shin-Chul KANG, Hyun-Jung JEONG, Chang-Youn HWANG, Woo-Seok CHIN, Yoon-Hee LEE
  • Publication number: 20070246775
    Abstract: Provided are an SOI substrate, memory devices using the SOI substrate, and a method of manufacturing the same. The SOI substrate includes a thermal oxide layer pattern which minimizes leakage current but allows back biasing and heat dissipation through the substrate. The SOI substrate also includes a metal-gettering site to further minimize leakage current.
    Type: Application
    Filed: April 24, 2007
    Publication date: October 25, 2007
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young-Soo PARK, Kyoo-Chul CHO, Soo-Yeol CHOI, Tae-Soo KANG, Yoon-Hee LEE
  • Patent number: 6933138
    Abstract: Disclosed are a novel gene coding for L-arabinose isomease derived from Thermotoga neapolitana 5068, a thermostable arabinose isomerase expressed from the said gene, a recombinant expression vector containing the said gene, a microorganism transformed with the said expression vector, a process for preparing thermostable arabinose isomerase from the said transformant and a process for preparing D-tagatose employing the said enzyme. Since the recombinant arabinose isomerase is highly thermostable and can produce tagatose with high yield at high temperature, it can be efficiently applied in pharmaceutical and food industries.
    Type: Grant
    Filed: June 20, 2003
    Date of Patent: August 23, 2005
    Assignee: CJ Corp.
    Inventors: Yu Ryang Pyun, Byoung Chan Kim, Han Seung Lee, Dong Woo Lee, Yoon Hee Lee