Patents by Inventor Chul Seo

Chul Seo 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: 9871233
    Abstract: A rechargeable battery includes an electrode assembly comprising electrodes having coated and uncoated regions and being located at opposite sides of a separator; a case accommodating the electrode assembly; a cap plate sealing the case and having terminal holes through which electrode terminals coupled to the uncoated regions extend; a gasket between each electrode terminal and the cap plate; and a first insulating plate between the cap plate and the electrode assembly and fastened to the gaskets.
    Type: Grant
    Filed: June 8, 2015
    Date of Patent: January 16, 2018
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Sang-Kyoon Park, Yong-Chul Seo, Seung-Ho Kwak
  • Patent number: 9844755
    Abstract: Disclosed is a separation membrane cartridge-cleaning apparatus for sewage treatment process. The apparatus conveniently cleans the separation membrane cartridges, thereby improving workability, as the separation membrane cartridges mounted within the membrane separation aerobic tank of the sewage treatment process are removed which have been contaminated while performing the solid-liquid separation of the contaminants contained in the sewage, and then the cartridges are separably mounted on the cartridge-cleaning apparatus of water mill type rotatably installed within the cleaning tank containing the cleaning liquid, and thereafter, the contaminated separation membrane cartridges are immersed in the cleaning liquid and the water and air are sprayed from filter-cleaning means above the cartridges to clean the cartridges.
    Type: Grant
    Filed: November 20, 2014
    Date of Patent: December 19, 2017
    Assignee: YONGJIN ENVIRONMENT CO., LTD.
    Inventors: Ki Hwan Chung, Sun Chul Seo
  • Patent number: 9819003
    Abstract: A rechargeable battery includes an electrode assembly including first and second electrodes; a case accommodating the electrode assembly; a cap plate having a short-circuit opening; a first terminal coupled to the first electrode; a second terminal coupled to the second electrode; and a short-circuit member at the cap plate, corresponding to the short-circuit opening, and configured to deform to electrically couple the first and second electrodes; and a short-circuit protrusion at the second terminal and configured to contact the short-circuit member, wherein a surface roughness of the short-circuit protrusion is greater than that of the cap plate.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: November 14, 2017
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Min-Hyung Guen, Yong-Chul Seo
  • Patent number: 9735288
    Abstract: A one-time programmable non-volatile memory device includes a first conductivity type well region located in a semiconductor substrate, a selection gate electrode and a floating gate electrode located on the substrate, a first doped region located between the selection gate electrode and the floating gate electrode, a second conductivity type source region located on one side of the selection gate electrode, and a second conductivity type drain region located on one side of the floating gate electrode, wherein a depth of the drain region has a depth shallower than that of the first doped region with respect to a top surface of the substrate.
    Type: Grant
    Filed: July 7, 2016
    Date of Patent: August 15, 2017
    Assignee: Magnachip Semiconductor, Ltd.
    Inventors: Tae Ho Kim, Kyung Ho Lee, Young Chul Seo, Sung Jin Choi
  • Patent number: 9722237
    Abstract: A secondary battery having improved safety includes an electrode assembly, a case, and a cap assembly. The electrode assembly has first and second non-coating portions. The case accommodates the electrode assembly. The cap assembly includes a cap plate coupled to the case, and first and second collector plates. In the secondary battery, the first and second non-coating portions and the first and second collector plates are connected or coupled by first and second lead tabs, respectively, and the first and/or second lead tabs include a fuse portion.
    Type: Grant
    Filed: January 22, 2015
    Date of Patent: August 1, 2017
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Min-Hyung Guen, Yong-Chul Seo
  • Publication number: 20170179297
    Abstract: A one-time programmable non-volatile memory device includes a first conductivity type well region located in a semiconductor substrate, a selection gate electrode and a floating gate electrode located on the substrate, a first doped region located between the selection gate electrode and the floating gate electrode, a second conductivity type source region located on one side of the selection gate electrode, and a second conductivity type drain region located on one side of the floating gate electrode, wherein a depth of the drain region has a depth shallower than that of the first doped region with respect to a top surface of the substrate.
    Type: Application
    Filed: July 7, 2016
    Publication date: June 22, 2017
    Applicant: Magnachip Semiconductor, Ltd.
    Inventors: Tae Ho KIM, Kyung Ho LEE, Young Chul SEO, Sung Jin CHOI
  • Patent number: 9666240
    Abstract: A semiconductor device includes, a semiconductor chip having a first surface over which bonding pads are positioned, a second surface which faces away from the first surface, and a plurality of signal lines formed over the first surface, extending in a first direction; a plurality of redistribution lines formed over the first surface, having one set of ends electrically coupled to the bonding pads of the semiconductor chip, and extending in a direction oblique to the first direction; and a plurality of redistribution pads disposed over the first surface, and electrically coupled with an other set of ends of the redistribution lines which face away from the one set of ends.
    Type: Grant
    Filed: February 24, 2016
    Date of Patent: May 30, 2017
    Assignee: SK hynix Inc.
    Inventor: Hyun Chul Seo
  • Publication number: 20170110160
    Abstract: A semiconductor chip module includes a chip unit including first and second semiconductor chips formed over a single body to be adjacent in a first direction with a scribe line region interposed therebetween, and having a first surface over which bonding pads of the first and second semiconductor chips are positioned; redistribution lines formed over the first surface, having one set of ends which are respectively electrically coupled to the bonding pads, and extending in a direction oblique to the first direction toward the scribe line region; and redistribution pads disposed over the first surface, and electrically coupled with another set of ends of the redistribution lines.
    Type: Application
    Filed: February 23, 2016
    Publication date: April 20, 2017
    Inventors: Hyun Chul SEO, Jun Sik KIM
  • Publication number: 20170110161
    Abstract: A semiconductor device includes, a semiconductor chip having a first surface over which bonding pads are positioned, a second surface which faces away from the first surface, and a plurality of signal lines formed over the first surface, extending in a first direction; a plurality of redistribution lines formed over the first surface, having one set of ends electrically coupled to the bonding pads of the semiconductor chip, and extending in a direction oblique to the first direction; and a plurality of redistribution pads disposed over the first surface, and electrically coupled with an other set of ends of the redistribution lines which face away from the one set of ends.
    Type: Application
    Filed: February 24, 2016
    Publication date: April 20, 2017
    Inventor: Hyun Chul SEO
  • Publication number: 20160336582
    Abstract: A battery module includes: a plurality of rechargeable batteries electrically connected in series with each other, each including a short-circuit member that is deformable according to an increase of an internal pressure; and a fuse member including a connection plate overlapping the short-circuit member and a fuse including a first end connected with the connection plate and a second end connected with a first electrode or a second electrode of one of a first rechargeable battery and a second rechargeable battery located at an end along the plurality of rechargeable batteries.
    Type: Application
    Filed: November 17, 2015
    Publication date: November 17, 2016
    Inventors: Sang-Won BYUN, Jeong-Won OH, Min-Yeol HAN, Yong-Chul SEO, Seung-Ho KWAK
  • Patent number: 9461295
    Abstract: A rechargeable battery is provided. The rechargeable battery includes a case, an electrode assembly in the case, a cap plate sealing an opening of the case, and a terminal portion attached to the cap plate. The terminal portion includes a terminal plate on the cap plate and electrically connected to the electrode assembly, and an auxiliary plate electrically connecting the cap plate to the terminal plate. The auxiliary plate has a plurality of openings for reducing a current flow along a short circuit current path.
    Type: Grant
    Filed: September 11, 2012
    Date of Patent: October 4, 2016
    Assignees: Samsung SDI Co., Ltd., Robert Bosch GmbH
    Inventors: Min-Hyung Guen, Yong-Chul Seo
  • Patent number: 9406925
    Abstract: A rechargeable battery including a case including an electrode assembly therein; a cap plate on the case, the cap plate including a short-circuit hole therein; an internal insulator at an inner side of the cap plate, the internal insulator covering the short-circuit hole; first and second electrode terminals that penetrate through the internal insulator and the cap plate and that are electrically connected to the electrode assembly; an external short-circuit part on the cap plate, the external short-circuit part including a membrane electrically connected to the short-circuit hole of the cap plate, the cap plate being electrically connected to the second electrode terminal, and a short-circuit tab electrically connected to the first electrode terminal, the external short-circuit part selectively spacing or short-circuiting the first electrode terminal and the second electrode terminal; and a retainer coupled with the internal insulator, the retainer being between the internal insulator and the electrode assem
    Type: Grant
    Filed: February 9, 2015
    Date of Patent: August 2, 2016
    Assignee: SAMSUNG SDI CO., LTD.
    Inventors: Yong-Chul Seo, Min-Hyung Guen
  • Publication number: 20160217943
    Abstract: An electronic device, according to one embodiment of the present invention, can comprise: a housing which has an opening part penetrating through the inside and the outside of the electronic device and forms the outside of the electronic device; a key button inserted into the opening part so as to be movable; a sealing member which is disposed such that the sealing member slidably contacts the outer surface of the key button, and prevents communication between the inside and the outside of the electronic device through the inner surface of the opening part and the outer surface of the key button; and a push switch accommodated in the housing and pressed by an inward movement of the key button. Various other embodiments are possible.
    Type: Application
    Filed: September 3, 2014
    Publication date: July 28, 2016
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hoon-Jae KIM, Ki-Hwan KWAK, Kyung-Chul SEO
  • Patent number: 9321875
    Abstract: Provided are an additive for resist represented by the following formula (1), and a resist composition containing the additive. The additive according to the present invention can suppress leaching caused by water during an immersion lithographic process by increasing hydrophobicity of the surface of the resist film in the exposure at the time of applying the additive to a resist composition, and can form a fine resist pattern having excellent sensitivity and resolution at the time of applying the additive to a resist composition. wherein the substituents respectively have the same meanings as defined above.
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: April 26, 2016
    Assignee: KOREA KUMHO PETROCHEMICAL CO., LTD.
    Inventors: Jin Bong Shin, Dong Chul Seo, Hyun Soon Lim, Joon Hee Han
  • Publication number: 20160099445
    Abstract: A rechargeable battery includes an electrode assembly comprising electrodes having coated and uncoated regions, being located on opposite sides of a separator and spirally wound together with the separator; a case accommodating the electrode assembly; an insulating plate on the electrode assembly and having a protruding portion and internal terminal holes; and a cap plate sealing the case and having terminal holes, wherein each of the electrode terminals passes through a respective one of the internal terminal holes to protrude from that terminal hole.
    Type: Application
    Filed: June 8, 2015
    Publication date: April 7, 2016
    Inventors: Sang-Kyoon Park, Yong-Chul Seo, Seung-Ho Kwak
  • Publication number: 20160099440
    Abstract: An aspect of an exemplary embodiment of the present invention is directed toward a rechargeable battery for reducing the number of parts for electrically insulating an electrode assembly from a case as well as enabling sizes of the parts to be easily controlled. A rechargeable battery according to an exemplary embodiment of the present invention includes: an electrode assembly including electrodes at opposite sides of a separator, each of the electrodes having a coated region and an uncoated region, and the electrodes and the separator being spirally wound; an insulating case for accommodating the electrode assembly and allowing the uncoated regions to be drawn out through respective uncoated region holes; a case for accommodating the insulating case; and a cap plate coupled to an opening of the case and allowing electrode terminals respectively coupled to the uncoated regions to be drawn out through respective terminal holes.
    Type: Application
    Filed: June 5, 2015
    Publication date: April 7, 2016
    Inventors: Sang-Kyoon Park, Yong-Chul Seo, Seung-Ho Kwak, Joong-Heon Kim
  • Publication number: 20160099457
    Abstract: A rechargeable battery includes: a first electrode assembly and a second electrode assembly, each of the first and second electrode assemblies including a first electrode and a second electrode, each of the first and second electrodes including an electrode plate and an electrode uncoated region; a case accommodating the first and second electrode assemblies; a cap assembly sealing the case; a first current collecting member electrically connecting the first electrode of the first electrode assembly and the first electrode of the second electrode assembly; and a second current collecting member electrically connecting the second electrode of the first electrode assembly and the second electrode of the second electrode assembly. Each of the first and second current collecting members includes a first current collecting plate coupled with a connecting terminal, and a second current collecting plate, one surface of the second current collecting plate contacting at least one of the electrode uncoated regions.
    Type: Application
    Filed: June 24, 2015
    Publication date: April 7, 2016
    Inventors: Sang-Kyoon Park, Yong-Chul Seo, Seung-Ho Kwak
  • Publication number: 20160099444
    Abstract: A rechargeable battery includes an electrode assembly comprising electrodes having coated and uncoated regions and being located at opposite sides of a separator; a case accommodating the electrode assembly; a cap plate sealing the case and having terminal holes through which electrode terminals coupled to the uncoated regions extend; a gasket between each electrode terminal and the cap plate; and a first insulating plate between the cap plate and the electrode assembly and fastened to the gaskets.
    Type: Application
    Filed: June 8, 2015
    Publication date: April 7, 2016
    Inventors: Sang-Kyoon Park, Yong-Chul Seo, Seung-Ho Kwak
  • Publication number: 20160049635
    Abstract: Embodiments of the present invention are directed toward a rechargeable battery including: an electrode assembly including a first electrode and a second electrode, each of which includes an electrode plate and an electrode uncoated region; a case for accommodating the electrode assembly and having an opening; a cap assembly coupled to the opening to seal the case; and a current collecting member between the cap assembly and the electrode assembly and respectively coupled to an electrode uncoated region of the first electrode and an electrode uncoated region of the second electrode. The current collecting member includes a first current collector that faces one side of the cap assembly, a second current collector that contacts the electrode uncoated region, and a connecting portion that is shifted toward one side of the first current collector and connects the first and second current collectors.
    Type: Application
    Filed: June 5, 2015
    Publication date: February 18, 2016
    Inventors: Sang-Kyoon Park, Yong-Chul Seo, Seung-Ho Kwak
  • Publication number: 20160043378
    Abstract: A rechargeable battery includes a case having an electrode assembly, a cap plate to seal an opening of the case, and an electrode terminal in the cap plate. The electrode terminal includes a plate terminal at an upper area and a bent plate to electrically couple the plate terminal to the cap plate. The bent plate sets a gap between the plate terminal and the cap plate, and provides a current path from the plate terminal to the cap plate having a length greater than an interval between the plate terminal and the cap plate.
    Type: Application
    Filed: May 4, 2015
    Publication date: February 11, 2016
    Inventors: Min-Hyung GUEN, Yong-Chul SEO