Patents by Inventor Hyo Sun AHN

Hyo Sun 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).

  • Publication number: 20230373116
    Abstract: Disclosed is a razor cartridge according to an embodiment of the disclosure, which includes a blade formed with a cutting edge; a blade housing longitudinally accommodating the blade, and including a top to which the cutting edge is at least partially exposed and a bottom opposite to the top; and a guard member including a skin contact portion at least partially exposed to the top, and longitudinally accommodated in the blade housing so that the skin contact portion can move up and down relative to the blade housing.
    Type: Application
    Filed: May 22, 2023
    Publication date: November 23, 2023
    Inventors: Sung Jin PARK, Hyo Sun AHN
  • Publication number: 20230364816
    Abstract: A razor assembly is proposed. The razor assembly may include a cartridge including at least one blade, and a handle assembly. The handle assembly may include a handle top part positioned at an upper part in an extending direction of the handle assembly. The handle assembly may also include a heating element configured to simultaneously heat the handle top part and the at least one blade in a contactless manner.
    Type: Application
    Filed: July 27, 2023
    Publication date: November 16, 2023
    Inventors: Sejun JANG, Youngjin LEE, Sung Hee SON, Hyo Sun AHN
  • Patent number: 11745370
    Abstract: A razor assembly is disclosed. The present disclosure in at least one embodiment provides a razor assembly, comprising: a cartridge including at least one blade; and a handle assembly, wherein the handle assembly includes: a heating bar disposed on the handle assembly; at least one induction coil which is disposed under the heating bar and configured to heat the heating bar in a contactless manner; and a grip portion.
    Type: Grant
    Filed: September 8, 2021
    Date of Patent: September 5, 2023
    Assignee: DORCO CO., LTD.
    Inventors: Sejun Jang, Youngjin Lee, Sung Hee Son, Hyo Sun Ahn
  • Publication number: 20230166420
    Abstract: Disclosed are a razor assembly, and a razor handle and a razor cartridge which are applied to the razor assembly, the razor assembly including: a razor cartridge including a plurality of blades including cutting edges, and a blade housing accommodating the plurality of blades in a longitudinal direction; and a handle coupling with the razor cartridge, and including a head, an interposed element provided at a first side of the head, and a grip extended from a second side of the head, the interposed element being accommodated inside the razor cartridge and interposed between the plurality of blades.
    Type: Application
    Filed: November 23, 2022
    Publication date: June 1, 2023
    Inventors: Hyo Sun AHN, Sung Hee SON
  • Patent number: 11351688
    Abstract: The present disclosure relates to a razor having a coupling structure of a razor blade cartridge and a handle, including a razor blade cartridge including at least one razor blade, a blade housing in which the at least one razor blade is accommodated, a cartridge frame coupled to the blade housing and configured to secure the at least one razor blade to the blade housing; and a handle coupled to a rear of the razor blade cartridge, wherein a first hook is formed at a rear of the blade housing; a second hook is formed at a rear of the cartridge frame; and the handle is configured to be engaged with the first hook and the second hook such that the handle is coupled to the rear of the razor blade cartridge.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: June 7, 2022
    Assignee: DORCO CO., LTD.
    Inventors: Sang Ho Han, Hyo Sun Ahn
  • Publication number: 20220016794
    Abstract: A razor assembly is disclosed. The present disclosure in at least one embodiment provides a razor assembly, comprising: a cartridge including at least one blade; and a handle assembly, wherein the handle assembly includes: a heating bar disposed on the handle assembly; at least one induction coil which is disposed under the heating bar and configured to heat the heating bar in a contactless manner; and a grip portion.
    Type: Application
    Filed: September 8, 2021
    Publication date: January 20, 2022
    Applicant: DORCO CO., LTD.
    Inventors: Sejun JANG, Youngjin LEE, Sung Hee SON, Hyo Sun AHN
  • Publication number: 20210178618
    Abstract: The present disclosure relates to a razor having a coupling structure of a razor blade cartridge and a handle, including a razor blade cartridge including at least one razor blade, a blade housing in which the at least one razor blade is accommodated, a cartridge frame coupled to the blade housing and configured to secure the at least one razor blade to the blade housing; and a handle coupled to a rear of the razor blade cartridge, wherein a first hook is formed at a rear of the blade housing; a second hook is formed at a rear of the cartridge frame; and the handle is configured to be engaged with the first hook and the second hook such that the handle is coupled to the rear of the razor blade cartridge.
    Type: Application
    Filed: February 26, 2021
    Publication date: June 17, 2021
    Applicant: DORCO CO., LTD.
    Inventors: Sang Ho HAN, Hyo Sun AHN
  • Patent number: 10960562
    Abstract: The present disclosure relates to a razor having a coupling structure of a razor blade cartridge and a handle, including a razor blade cartridge including at least one razor blade, a blade housing in which the at least one razor blade is accommodated, a cartridge frame coupled to the blade housing and configured to secure the at least one razor blade to the blade housing; and a handle coupled to a rear of the razor blade cartridge, wherein a first hook is formed at a rear of the blade housing; a second hook is formed at a rear of the cartridge frame; and the handle is configured to be engaged with the first hook and the second hook such that the handle is coupled to the rear of the razor blade cartridge.
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: March 30, 2021
    Assignee: DORCO CO., LTD.
    Inventors: Sang Ho Han, Hyo Sun Ahn
  • Patent number: 10875199
    Abstract: The present disclosure relates to a razor which is easy to wash and includes a through-hole connected to a cartridge via a handle, the razor including a razor blade cartridge including at least one razor blade, and a handle coupled to a rear of the razor blade cartridge, wherein the handle is shaped to comprise a through-hole which extends along at least a portion of a profile of the handle, and the through-hole includes a first open area formed to face the rear of the razor blade cartridge and a second open area which is opposite the first open area.
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: December 29, 2020
    Assignee: DORCO CO., LTD.
    Inventors: Sang Ho Han, Hyo Sun Ahn
  • Patent number: 10547056
    Abstract: A particulate precursor compound for manufacturing a lithium transition metal (M)-oxide powder for use as an active positive electrode material in lithium-ion batteries, wherein (M) is NixMnyCozAv, A being a dopant, wherein 0.33?x?0.60, 0.20?y?0.33, and 0.20?z?0.33, v?0.05, and x+y+z+v=1, the precursor comprising Ni, Mn and Co in a molar ratio x:y:z and having a specific surface area BET in m2/g and a sulfur content S expressed in wt %, wherein formula (I).
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: January 28, 2020
    Assignees: UMICORE, UMICORE KOREA, LTD.
    Inventors: Liang Zhu, Randy De Palma, Hyo Sun Ahn, Sung Jun Cho, Daniël Nelis, Kris Driesen
  • Patent number: 10490807
    Abstract: A lithium metal oxide powder for use as a cathode material in a rechargeable battery, consisting of Li metal oxide core particles having a general formula Li1+d(NixMnyCozZrkM?m)i?dO2±eAr; wherein Al2O3 is attached to the surface of the core particles; wherein 0?d?0.08, 0.2?x?0.9, 0<y?0.7, 0<z?0.4, 0?m?0.02, 0<k?0.05, e<0.02, 0?f?0.02 and x+y+z+k+m=1; M? consisting of either one or more elements from the group Al, Mg, Ti, Cr, V, Fe and Ga; A consisting of either one or more elements from the group F, P, C, CI, S, Si, Ba, Y, Ca, B, Sn, Sb, Na and Zn; and wherein the Al2O3 content in the powder is between 0.05 and 1 wt %.
    Type: Grant
    Filed: March 3, 2015
    Date of Patent: November 26, 2019
    Assignees: Umicore, Umicore Korea Ltd.
    Inventors: Liang Zhu, Jens Paulsen, Hyo Sun Ahn, HeonPyo Hong
  • Publication number: 20190224873
    Abstract: The present disclosure relates to a razor which is easy to wash and includes a through-hole connected to a cartridge via a handle, the razor including a razor blade cartridge including at least one razor blade, and a handle coupled to a rear of the razor blade cartridge, wherein the handle is shaped to comprise a through-hole which extends along at least a portion of a profile of the handle, and the through-hole includes a first open area formed to face the rear of the razor blade cartridge and a second open area which is opposite the first open area.
    Type: Application
    Filed: August 2, 2016
    Publication date: July 25, 2019
    Applicant: DORCO CO., LTD.
    Inventors: Sang Ho HAN, Hyo Sun AHN
  • Publication number: 20190224872
    Abstract: The present disclosure relates to a razor having a coupling structure of a razor blade cartridge and a handle, including a razor blade cartridge including at least one razor blade, a blade housing in which the at least one razor blade is accommodated, a cartridge frame coupled to the blade housing and configured to secure the at least one razor blade to the blade housing; and a handle coupled to a rear of the razor blade cartridge, wherein a first hook is formed at a rear of the blade housing; a second hook is formed at a rear of the cartridge frame; and the handle is configured to be engaged with the first hook and the second hook such that the handle is coupled to the rear of the razor blade cartridge.
    Type: Application
    Filed: August 2, 2016
    Publication date: July 25, 2019
    Applicant: DORCO CO., LTD.
    Inventors: Sang Ho HAN, Hyo Sun AHN
  • Publication number: 20180269477
    Abstract: A particulate precursor compound for manufacturing a lithium transition metal (M)-oxide powder for use as an active positive electrode material in lithium-ion batteries, wherein (M) is NixMnyCozAv, A being a dopant, wherein 0.33?x?0.60, 0.20?y?0.33, and 0.20?z?0.33, v?0.05, and x+y+z+v=1, the precursor comprising Ni, Mn and Co in a molar ratio x:y:z and having a specific surface area BET in m2/g and a sulfur content S expressed in wt %, wherein formula (I).
    Type: Application
    Filed: September 23, 2016
    Publication date: September 20, 2018
    Inventors: Liang ZHU, Randy DE PALMA, Hyo Sun AHN, Sung Jun CHO, Daniël NELIS, Kris DRIESEN
  • Patent number: D822278
    Type: Grant
    Filed: April 28, 2016
    Date of Patent: July 3, 2018
    Assignee: Dorco Co., Ltd.
    Inventor: Hyo-Sun Ahn
  • Patent number: D844899
    Type: Grant
    Filed: December 21, 2016
    Date of Patent: April 2, 2019
    Assignee: Dorco Co., Ltd.
    Inventor: Hyo-Sun Ahn
  • Patent number: D930241
    Type: Grant
    Filed: June 8, 2020
    Date of Patent: September 7, 2021
    Assignee: DORCO CO., LTD.
    Inventor: Hyo Sun Ahn
  • Patent number: D945063
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: March 1, 2022
    Assignee: DORCO CO., LTD.
    Inventor: Hyo Sun Ahn
  • Patent number: D975920
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: January 17, 2023
    Assignee: DORCO CO., LTD.
    Inventor: Hyo Sun Ahn
  • Patent number: D1003135
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: October 31, 2023
    Assignee: DORCO CO., LTD.
    Inventors: Seok Min Bae, Hyo Sun Ahn