Patents by Inventor Kyu Ahn

Kyu Ahn 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).

  • SOLAR CELL HAVING REAR BUFFER LAYER AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20160005899
    Abstract: The invention relates a thin-film solar cell. In the related art, a buffer layer, a transparent electrode, and a grid electrode are formed on a light absorption layer, but in the invention, the buffer layer and the transparent electrode are not formed on a light absorption layer, and the buffer layer, the transparent electrode, and the grid electrode are formed under a CIGS face such that solar light is directly input to the light absorption layer without obstacles, and the first electrode and the buffer layer are patterned in a saw-toothed structure to engage with each other to reduce a distance by which electrons or holes generated by absorbing light energy move to the electrode or the buffer layer.
    Type: Application
    Filed: August 6, 2013
    Publication date: January 7, 2016
    Inventors: Young Joo EO, Ara CHO, Jun Sik CHO, Joo Hyung PARK, Kyung Hoon YOON, Se Jin AHN, Ji Hye GWAK, Jae Ho YUN, Kee Shik SHIN, Seoung Kyu AHN, Jin Su YOU, Sang Hyun PARK
  • Three-dimensional (3D) semiconductor device
    Patent number: 9224751
    Abstract: A semiconductor device includes interlayer dielectrics stacked and spaced apart from each other, a channel layer passing through the interlayer dielectrics, line pattern regions each surrounding a sidewall of the channel layer to be disposed between the interlayer dielectrics, a barrier pattern formed along a surface of each of the line pattern regions and the sidewall of the channel layer, a reaction preventing pattern formed on the barrier pattern along a surface of a first region of each of the line pattern regions, the first region being adjacent to the channel layer, a protection pattern filled in the first region on the reaction preventing pattern, and a first metal layer filled in a second region of each of the line pattern regions.
    Type: Grant
    Filed: August 6, 2014
    Date of Patent: December 29, 2015
    Assignee: SK Hynix Inc.
    Inventors: Chan Sun Hyun, Myung Kyu Ahn, Woo June Kwon
  • Rechargeable battery
    Patent number: 9209435
    Abstract: A rechargeable battery including an electrode assembly; a case containing the electrode assembly; a cap plate covering an opening of the case; and an external insulating member on an outer surface of the case, the external insulating member including an insulating cover on the cap plate, and an insulating tape coupled to the insulating cover on the case.
    Type: Grant
    Filed: January 30, 2013
    Date of Patent: December 8, 2015
    Assignees: Samsung SDI Co., Ltd., Robert Bosch GmbH
    Inventors: Byung-Kyu Ahn, Joong-Heon Kim, Zin Park, Duk-Jung Kim, Min-Hyung Guen, Myung-Chul Kim
  • Secondary battery
    Patent number: 9203060
    Abstract: A secondary battery having a current interrupt device (CID) between a negative current collecting plate and a case of the secondary battery. The secondary battery includes: an electrode assembly including a positive electrode, a separator, and a negative electrode; a case housing the electrode assembly; a cap assembly coupled to the case for sealing the case; a positive current collecting plate connected to the positive electrode and the cap assembly; an insulator in the case adjacent an end plate of the case; and a negative current collecting plate connected to the negative electrode and the end plate of the case, the end plate being curved convexly toward an inner cavity of the case.
    Type: Grant
    Filed: December 18, 2009
    Date of Patent: December 1, 2015
    Assignees: Samsung SDI Co., Ltd., Robert Bosch GmbH
    Inventors: Sung-Bae Kim, Yong-Sam Kim, Dae-Won Han, Sang-Won Byun, Byung-Kyu Ahn
  • Sealing case
    Patent number: 9190638
    Abstract: A sealing case includes a main body with an opening, the main body including a housing space therein, a cover configured to cover the opening of the main body, a first fastening portion along an outer circumferential portion of the opening of the main body, a second fastening portion on the cover and corresponding to the first fastening portion, and a sealing member interposed between the main body and the cover, the sealing member having a ‘U’ shape and being fitted between the first fastening portion on the main body and a second fastening portion on the cover.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: November 17, 2015
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Jun-Ho Lee, Sang-Kyu Ahn
  • SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20150279856
    Abstract: A semiconductor device includes interlayer dielectrics stacked and spaced apart from each other, a channel layer passing through the interlayer dielectrics, line pattern regions each surrounding a sidewall of the channel layer to be disposed between the interlayer dielectrics, a barrier pattern formed along a surface of each of the line pattern regions and the sidewall of the channel layer, a reaction preventing pattern formed on the barrier pattern along a surface of a first region of each of the line pattern regions, the first region being adjacent to the channel layer, a protection pattern filled in the first region on the reaction preventing pattern, and a first metal layer filled in a second region of each of the line pattern regions.
    Type: Application
    Filed: August 6, 2014
    Publication date: October 1, 2015
    Inventors: Chan Sun HYUN, Myung Kyu AHN, Woo June KWON
  • DIAMINOPYRIMIDINE DERIVATIVES AND PROCESSES FOR THE PREPARATION THEREOF
    Publication number: 20150274700
    Abstract: The present invention provides a diaminopyrimidine derivative or its pharmaceutically acceptable salt, a process for the preparation thereof, a pharmaceutical composition comprising the same, and a use thereof. The diaminopyrimidine derivative or its pharmaceutically acceptable salt functions as a 5-HT4 receptor agonist, and therefore can be usefully applied for preventing or treating dysfunction in gastrointestinal motility, one of the gastrointestinal diseases, such as gastroesophageal reflux disease (GERD), constipation, irritable bowel syndrome (IBS), dyspepsia, post-operative ileus, delayed gastric emptying, gastroparesis, intestinal pseudo-obstruction, drug-induced delayed transit, or diabetic gastric atony.
    Type: Application
    Filed: February 24, 2012
    Publication date: October 1, 2015
    Applicant: YUHAN CORPORATION
    Inventors: Hyun-Joo LEE, Dong-Hoon KIM, Tae-Kyun KIM, Young-Ae YOON, Jae-Young SIM, Myung-Hun CHA, Eun-Jung JUNG, Kyoung-Kyu AHN, Tai-Au LEE
  • Rechargeable battery
    Patent number: 9142814
    Abstract: A rechargeable battery including an electrode assembly, the electrode assembly including an anode, a cathode, and a separator therebetween; a case accommodating the electrode assembly, the case having an opening; a cap plate coupled to the opening of the case, the cap plate having a discharge hole; and a vent plate coupled to the discharge hole, wherein the vent plate includes a main notch part corresponding to the discharge hole, and a sub-notch part separated from the main notch part.
    Type: Grant
    Filed: March 18, 2011
    Date of Patent: September 22, 2015
    Assignees: SAMSUNG SDI CO., LTD., ROBERT BOSCH GmbH
    Inventors: Sang-Won Byun, Byung-Kyu Ahn, Chi-Young Lee
  • Battery module
    Patent number: 9136520
    Abstract: A battery module according to the present invention includes rechargeable batteries that include a first terminal and a second terminal which protrude outward, the first terminal including differentiation portions formed of an indentation or a protruding portion to differentiate the first terminal from the second terminal; and connection members that electrically connect the rechargeable batteries, fixed to the first and second terminals of adjacent rechargeable batteries, including verification portions which fit the differentiation portions so as to improve assemblability and minimize contact resistance.
    Type: Grant
    Filed: January 4, 2010
    Date of Patent: September 15, 2015
    Assignees: Samsung SDI Co., Ltd., Robert Bosch GmbH
    Inventors: Sung-Bae Kim, Yong-Sam Kim, Dae-Won Han, Sang-Won Byun, Byung-Kyu Ahn
  • METHOD FOR CORRECTING ERROR OF IMPERFECT ENTANGLED QUBIT IN RECEIVER
    Publication number: 20150214984
    Abstract: Provided is an EA-CWS quantum error correction code for correcting an error on imperfect entangled qubits, and a method for correcting an error using entangled qubits snared between a sender and a receiver includes, after an encoding process to send the entangled qubits, performing an operation of a Pauli error on different stabilizer generators of an EA-CWS code, converting an error occurring on the sender or the receiver to en error correction code in a correctable error form as a result of the operation, and correcting the error on entangled qubits occurring at the side of the sender or the receiver by generating a word operator of a CWS code using the converted error correction code.
    Type: Application
    Filed: January 22, 2015
    Publication date: July 30, 2015
    Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
    Inventors: Byung-Kyu Ahn, Jun Heo
  • Battery pack
    Patent number: 9093730
    Abstract: A battery pack includes a number of battery modules, a case, a circulation unit and a control unit. The case accommodates the plurality of battery modules therein. The circulation unit is positioned in the case so as to circulate heat generated from the plurality of battery modules. The control unit selects one or more of the number of battery modules and operates the circulation unit using power of the selected battery modules. Accordingly, the temperature equilibrium of the battery pack is implemented by conducting heat from a high-temperature battery module to a low-temperature battery module, so that it is possible to decrease the degree of deterioration and to extend the lifetime of the battery pack.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: July 28, 2015
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Sang-Kyu Ahn
  • Sealing case
    Patent number: 9093687
    Abstract: A sealing case including a main body, a cover and a sealing member is disclosed. The main body has a first surface opened to a housing space therein. The cover is disposed over the first surface. The sealing member is interposed between the main body and the cover. The main body includes a first fastening portion protruding toward the sealing member. The cover includes a second fastening portion protruding toward the sealing member. The first and second fastening portions are spaced apart from each other. The main body and the cover are coupled together to be water-tight.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: July 28, 2015
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Sang-Kyu Ahn, Jun-Ho Lee
  • FUSED RING COMPOUND CONTAINING FURAN OR SALT THEREOF AND PHARMACEUTICAL COMPOSITION COMPRISING SAME
    Publication number: 20150191478
    Abstract: The present invention provides a fused ring compound containing furan or a pharmaceutically acceptable salt thereof, a method for preparing same, a pharmaceutical composition comprising same, and a use thereof. The fused ring compound containing furan or a pharmaceutically acceptable salt thereof inhibits the activity of phosphatidylinositol 3-kinase (PI3K) and can therefore be used in a pharmaceutical composition for treating and preventing respiratory diseases, inflammatory diseases, proliferative diseases, cardiovascular diseases, or central nervous system diseases which occur due to the over-activation of PI3K.
    Type: Application
    Filed: July 23, 2013
    Publication date: July 9, 2015
    Applicant: YUHAN CORPORATION
    Inventors: Hyoung Sig Seo, Tae Kyun Kim, Hyun Joo Lee, Dong Hoon Kim, Gyu Jin Lee, Jun Chul Park, Ji Yeong Gal, Tae-hoon Kim, Kwan Hoon Hyun, Kyoung Kyu Ahn, Kaapjoo Park, Su Youn Nam, Ge Hyeong Lee, Hee Jong Lim
  • Secondary battery with film covering safety vent
    Patent number: 9065113
    Abstract: A secondary battery includes a case configured to accommodate an electrode assembly, a safety vent on a first side of the case, and a film unit disposed on the first side of the case, the film unit including a first film unit covering at least a part of the safety vent, the first film unit including a break unit, and a second film unit extending from the first film unit, the second film unit being adhered to the case.
    Type: Grant
    Filed: November 2, 2010
    Date of Patent: June 23, 2015
    Assignees: SAMSUNG SDI CO., LTD., ROBERT BOSCH GmbH
    Inventors: Byung-Kyu Ahn, Yong-Sam Kim, Sang-Won Byun, Sung-Bae Kim
  • SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20150155295
    Abstract: A semiconductor device includes first semiconductor patterns with protrusions formed on the sidewalls thereof, and second semiconductor patterns respectively coupled to the first semiconductor patterns and increasing in width away from joining surfaces where the first semiconductor patterns and the second semiconductor patterns are coupled.
    Type: Application
    Filed: April 22, 2014
    Publication date: June 4, 2015
    Applicant: SK hynix Inc.
    Inventors: Chan Sun HYUN, Wan Soo KIM, Myung Kyu AHN, Young Bin KO
  • CONNECTION TERMINAL
    Publication number: 20150140875
    Abstract: Provided is a connection terminal including: a conductive plate including a connection unit having a ring shape, and an extension unit integrally formed with the connection unit and extending from one side of the connection unit; and a connection cable electrically connected to the conductive plate, wherein the conductive plate further includes a damping portion formed as a part of the extension unit and bent to protrude along a direction perpendicular to the connection unit.
    Type: Application
    Filed: November 14, 2014
    Publication date: May 21, 2015
    Inventor: Sang-Kyu AHN
  • Battery unit and battery module having cooling structure
    Patent number: 8986865
    Abstract: A battery unit and a battery module including a stack of a plurality of the battery units. The battery unit includes: a battery cell including electrode terminals; and a case for housing the battery cell, wherein the case includes: a spacer that is disposed on facing portions of an edge of the case and protrudes in a thickness direction of the case, an inlet guide portion for guiding air for cooling the battery cell, and an outlet guide portion for guiding air to be discharged toward the electrode terminals.
    Type: Grant
    Filed: March 23, 2011
    Date of Patent: March 24, 2015
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Laurence Sang-Kyu Ahn
  • RECHARGEABLE BATTERY
    Publication number: 20150079460
    Abstract: A rechargeable battery includes an electrode assembly to perform charging and discharging, an electrode terminal electrically connected to the electrode assembly, a case that receives the electrode assembly, a cap plate coupled to the case, and an insulation tape including a portion separated into at least two pieces and attached to an external surface of the case, edge portions of the case overlapping at least three sheets of the insulation tape attached to the external surface of the case.
    Type: Application
    Filed: May 29, 2014
    Publication date: March 19, 2015
    Applicant: SAMSUNG SDI CO., LTD.
    Inventors: Sang-Won BYUN, Young-Sik MOON, Hong-Hyeon LEE, Joong-Heon KIM, Byung-Kyu AHN
  • Battery pack
    Patent number: 8980465
    Abstract: A battery pack that includes a battery cell having a positive and negative electrode terminal extending from a side of the battery cell. The positive and negative electrode terminal each have a non-exposed surface and an exposed surface. The battery pack also includes a case that includes a first case and a second case. The first case includes a first terminal guide unit to accommodate the positive electrode terminal with the non-exposed surface of the positive electrode terminal facing the first terminal guide. The second case includes a second terminal guide unit that accommodates the negative electrode terminal. The non-exposed surface of the negative electrode terminal faces the second terminal guide. The first case and the second case are coupled together with the battery cell positioned between the first case and the second case.
    Type: Grant
    Filed: November 30, 2011
    Date of Patent: March 17, 2015
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Laurence Sang-Kyu Ahn
  • Rechargeable battery
    Patent number: 8968908
    Abstract: A rechargeable battery includes a plurality of electrode assemblies each having a first planar surface and a second planar surface substantially opposite to the first planar surface; a case housing the electrode assemblies; and a safety member having a first side plate that contacts the first planar surface of a first electrode assembly of the plurality of electrode assemblies, wherein the first electrode assembly is located at a periphery of the electrode assemblies, a second side plate that contacts the second planar surface of the first electrode assembly, and a connector electrically connecting the first side plate and the second side plate to each other, wherein the safety member is electrically coupled to the first electrode.
    Type: Grant
    Filed: April 5, 2011
    Date of Patent: March 3, 2015
    Assignees: Samsung SDI Co., Ltd., Robert Bosch GmbH
    Inventors: Yong-Sam Kim, Byung-Kyu Ahn