Patents by Inventor Heang -Lea Cho

Heang -Lea Cho 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).

  • Cap assembly and rectangular type secondary battery having the cap assembly
    Patent number: 9040193
    Abstract: In a cap assembly and a rectangular type secondary battery having the cap assembly, the cap assembly includes a cap plate made of a metallic or nonmetallic material, a hollow, low-melting point glass metal tube inserted into a hole formed in the cap plate, and a metallic or nonmetallic pin inserted into the hollow glass metal tube, wherein the cap plate, the glass metal tube and the pin are atomically bonded with one another at their contact areas by high-temperature heating.
    Type: Grant
    Filed: August 12, 2002
    Date of Patent: May 26, 2015
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jung-Il Nam, Heang-Lea Cho, Young-Hoon Kim
  • Cap assembly and rectangular type secondary battery having the cap assembly
    Publication number: 20030059678
    Abstract: Provided are a cap assembly and a rectangular type secondary battery having the cap assembly. The cap assembly includes a cap plate made of a metallic or nonmetallic material, a hollow, low-melting point glass metal tube inserted into a hole formed in the cap plate, and a metallic or nonmetallic pin inserted into the hollow glass metal tube, wherein the cap plate, the glass metal tube and the pin are atomically bonded with one another at their contact areas by high-temperature heating.
    Type: Application
    Filed: August 12, 2002
    Publication date: March 27, 2003
    Inventors: Jung-Il Nam, Heang -Lea Cho, Young-Hoon Kim