Patents by Inventor Ko-Eun PARK

Ko-Eun PARK 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).

  • Positive electrode material for lithium secondary battery and lithium secondary battery including same
    Patent number: 11962001
    Abstract: Disclosed is a positive electrode material for a lithium secondary battery. The positive electrode material includes a positive electrode active material formed of Li—[Mn—Ti]-M-O-based material including a transition metal (M) to enable reversible intercalation and deintercalation of lithium and molybdenum oxide. The positive electrode active material is coated with the molybdenum oxide to form a coating layer on a surface thereof.
    Type: Grant
    Filed: October 6, 2021
    Date of Patent: April 16, 2024
    Assignees: Hyundai Motor Company, Kia Corporation, Industry Academy Cooperation Foundation of Sejong University
    Inventors: Seung Min Oh, Jun Ki Rhee, Yoon Sung Lee, Ji Eun Lee, Sung Ho Ban, Ko Eun Kim, Woo Young Jin, Sang Mok Park, Sang Hun Lee, Seung Taek Myung, Hee Jae Kim, Min Young Shin
  • Cosmetic coloring material and use thereof
    Patent number: 11020335
    Abstract: The present invention relates to a novel coloring material including a polyamide powder and/or a polyurethane powder and a water-soluble dye. The coloring material of the present invention allows a water-soluble dye to be used in anhydrous formulations. Thereby, the range of use of dyes may be widened, reflectance may be excellent, and fluorescence properties may be obtained. Accordingly, the present invention may broaden the spectrum of cosmetic coloring materials used in limited applications in the cosmetic field.
    Type: Grant
    Filed: October 15, 2018
    Date of Patent: June 1, 2021
    Assignee: LG HOUSEHOLD & HEALTH CARE LTD.
    Inventors: Hong Ha Son, Kyong Seob Kim, Khee Hwan Choi, Ko Eun Park
  • NOVEL COSMETIC COLORING MATERIAL AND USE THEREOF
    Publication number: 20200281835
    Abstract: The present invention relates to a novel coloring material including a polyamide powder and/or a polyurethane powder and a water-soluble dye. The coloring material of the present invention allows a water-soluble dye to be used in anhydrous formulations. Thereby, the range of use of dyes may be widened, reflectance may be excellent, and fluorescence properties may be obtained. Accordingly, the present invention may broaden the spectrum of cosmetic coloring materials used in limited applications in the cosmetic field.
    Type: Application
    Filed: October 15, 2018
    Publication date: September 10, 2020
    Applicant: LG HOUSEHOLD & HEALTH CARE LTD.
    Inventors: Hong Ha SON, Kyong Seob KIM, Khee Hwan CHOI, Ko Eun PARK
  • Bluetooth headset
    Patent number: 9408021
    Abstract: A Bluetooth headset is provided, which includes a band part including a first end and a second end; a first ear part provided at the first end of the band part, wherein the first ear part includes a first receiver and a first ear cap surrounding the first receiver; a second ear part provided at the second end of the band part, wherein the second ear part includes a second receiver and a second ear cap surrounding the second receiver; a first coupling case that covers the first ear part; and a second coupling case that covers the second ear part. The first coupling case and the second coupling detachably couple to each other such that the band part is arranged in a wearable ring shape.
    Type: Grant
    Filed: January 28, 2015
    Date of Patent: August 2, 2016
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Ko-Eun Park, Seung-Tae Ryu
  • BLUETOOTH HEADSET
    Publication number: 20150215440
    Abstract: A Bluetooth headset is provided, which includes a band part including a first end and a second end; a first ear part provided at the first end of the band part, wherein the first ear part includes a first receiver and a first ear cap surrounding the first receiver; a second ear part provided at the second end of the band part, wherein the second ear part includes a second receiver and a second ear cap surrounding the second receiver; a first coupling case that covers the first ear part; and a second coupling case that covers the second ear part. The first coupling case and the second coupling detachably couple to each other such that the band part is arranged in a wearable ring shape.
    Type: Application
    Filed: January 28, 2015
    Publication date: July 30, 2015
    Inventors: Ko-Eun PARK, Seung-Tae Ryu