Patents by Inventor Chung-Ku Yeo

Chung-Ku Yeo 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).

  • Cylindrical secondary battery including a cap-up
    Patent number: 8609269
    Abstract: A cylindrical secondary battery including a cap-up in which a surface region of the cap-up that is to be connected to an external device is partially coated with an insulating agent. Due to the structure of the cap-up, an unusual discharge caused due to an unusual contact of the cap-up with an external conductor, or a short between a positive electrode and a negative electrode of the secondary battery may be prevented.
    Type: Grant
    Filed: August 23, 2010
    Date of Patent: December 17, 2013
    Assignee: Samsung SDI Co., Ltd.
    Inventor: Chung-Ku Yeo
  • Cylindrical secondary battery including a cap-up
    Publication number: 20110104538
    Abstract: A cylindrical secondary battery including a cap-up in which a surface region of the cap-up that is to be connected to an external device is partially coated with an insulating agent. Due to the structure of the cap-up, an unusual discharge caused due to an unusual contact of the cap-up with an external conductor, or a short between a positive electrode and a negative electrode of the secondary battery may be prevented.
    Type: Application
    Filed: August 23, 2010
    Publication date: May 5, 2011
    Applicant: Samsung SDI Co., Ltd.
    Inventor: Chung-Ku Yeo