Patents by Inventor Hye Hyun HAN

Hye Hyun HAN 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).

  • OVERLAY MARK, MANUFACTURING METHOD USING THE SAME, AND SEMICONDUCTOR DEVICE USING THE SAME
    Publication number: 20240120287
    Abstract: Provided is an overlay mark. The overlay mark comprises a substrate, a lower overlay in the substrate, a pattern layer on the substrate, and an upper overlay defining an opening on the pattern layer. The lower overlay does not overlap the upper overlay in a thickness direction of the substrate.
    Type: Application
    Filed: October 3, 2023
    Publication date: April 11, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Sang Won PARK, A Yeong CHA, Byeong-Hwan SON, Hye Jin LEE, Jung Hyun CHOI, Jong Hee HAN
  • Direction-controllable catheter using drug injection channel
    Patent number: 10363395
    Abstract: The present invention relates to a direction-controllable drug injection catheter. According to the present invention, provided is the catheter extending along a central axis “A” including a drug injection part in which a drug injection channel has been formed; a channel opening and closing means which opens and closes the drug injection channel; and a steering structure which is rotationally asymmetric with respect to the central axis “A” and varies according to a pressure change of the drug injection channel for the purpose of steering.
    Type: Grant
    Filed: April 1, 2015
    Date of Patent: July 30, 2019
    Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Doo Yong Lee, Hye Hyun Han, Yun Jin Gu, Seung Gyu Kang, Myeong Jin Kim, Cheong Jun Kim, Seong Pil Byeon, Young Gi Jung, Su Bon Kim, Hyun Seok Lee, Dong Myoung Lee, Su Hwan Park, Ji Hye Hwang
  • DIRECTION-CONTROLLABLE CATHETER USING DRUG INJECTION CHANNEL
    Publication number: 20180085556
    Abstract: The present invention relates to a direction-controllable drug injection catheter. According to the present invention, provided is the catheter extending along a central axis “A” including a drug injection part in which a drug injection channel has been formed; a channel opening and closing means which opens and closes the drug injection channel; and a steering structure which is rotationally asymmetric with respect to the central axis “A” and varies according to a pressure change of the drug injection channel for the purpose of steering.
    Type: Application
    Filed: April 1, 2015
    Publication date: March 29, 2018
    Applicant: Korea Advanced Institute of Science And Technology
    Inventors: Doo Yong LEE, Hye Hyun HAN, Yun Jin GU, Seung Gyu KANG, Myeong Jin KIM, Cheong Jun KIM, Seong Pil BYEON, Young Gi JUNG, Su Bon KIM, Hyun Seok LEE, Dong Myounq LEE, Su Hwan PARK, Ji Hye HWANG