Patents by Inventor Duck-jin CHOI

Duck-jin CHOI 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).

  • SANDWICH PANEL FOR AUTOMOBILE, MANUFACTURING METHOD THEREOF, AND UPPER COVER FOR AUTOMOBILE BATTERY PACK COMPRISING SAME
    Publication number: 20240117153
    Abstract: A sandwich panel for an automobile includes a core layer, a surface layer, and an adhesive layer. The core layer includes glass fibers and thermoplastic resins and defines an optimal weight and thickness to provide flexural performance and non-flammability. The sandwich panel provides a flame barrier layer, which is a non-combustible layer during ignition and prevents flame from leaking to the outside of the panel.
    Type: Application
    Filed: April 7, 2023
    Publication date: April 11, 2024
    Inventors: Duck Hyoung HWANG, Hyun Jun KIM, Hyo Sang AHN, Sang Hyun RHO, Suk JANG, Myung LEE, Da Young YU, Hyun Jin CHOI, Do Hyoung KIM, Chan Ho JUNG
  • Dual mode input apparatus, electronic apparatus having the same, and control method thereof
    Patent number: 9977490
    Abstract: An input apparatus, an electronic apparatus having the same, and a control method thereof are provided. The input apparatus includes a body, a first input unit provided in first end of the body and configured to input information to a first medium, and a second input unit detachably coupled to one of the first input unit and a second end of the body and configured to provide information input to a second medium. An input mode of the input apparatus is selectively set to one of the first input unit and the second input unit according to a coupling position of the second input unit.
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: May 22, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hee-yeon Jeong, Sung-hwan Kim, Raina Park, Su-in Lee, Duck-jin Choi
  • INPUT APPARATUS, ELECTRONIC APPARATUS HAVING THE SAME, AND CONTROL METHOD THEREOF
    Publication number: 20160334863
    Abstract: An input apparatus, an electronic apparatus having the same, and a control method thereof are provided. The input apparatus includes a body, a first input unit provided in first end of the body and configured to input information to a first medium, and a second input unit detachably coupled to one of the first input unit and a second end of the body and configured to provide information input to a second medium. An input mode of the input apparatus is selectively set to one of the first input unit and the second input unit according to a coupling position of the second input unit.
    Type: Application
    Filed: November 10, 2015
    Publication date: November 17, 2016
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hee-yeon JEONG, Sung-hwan KIM, Raina PARK, Su-in LEE, Duck-jin CHOI
  • IMAGE DISPLAY APPARATUS AND OPERATING METHOD THEREOF
    Publication number: 20150282769
    Abstract: Provided are an image display apparatus and an operating method thereof. The operating method includes: periodically receiving, from an external device, health information of a user; matching and storing, in association with the user, the received health information; analyzing the stored health information; and outputting a health care service based on a result of the analyzing.
    Type: Application
    Filed: April 8, 2015
    Publication date: October 8, 2015
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ki-uk SONG, Duck-jin CHOI, Seok-myong KANG, Moo-rim KIM, Tae-gyu KIM