Patents by Inventor Hi-Un Won

Hi-Un Won 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).

  • Assembling machine for positive electrode plate for Ni-MH batteries
    Patent number: 6421892
    Abstract: An automated assembling machine for a positive electrode plate Ni-MH battery is provided.
    Type: Grant
    Filed: December 22, 1999
    Date of Patent: July 23, 2002
    Assignee: Hyundai Motor Company
    Inventors: San Cheon, Ho-Yeon Kim, Hi-Un Won
  • Assembling machine for negative electrode plate for Ni-MH batteries and assembly process thereof
    Patent number: 6327774
    Abstract: The present invention relates to an assembling machine for Ni-MH batteries and an assembly process thereof, more particularly, to an automated assembling machine for a negative electrode plate Ni-MH battery wherein the negative electrode plate for Ni-MH batteries can be made through an automated on-line production process so that cost, time, and reject rate of production thereof can be substantially reduced, and hence production efficiency can be maximized.
    Type: Grant
    Filed: December 28, 1999
    Date of Patent: December 11, 2001
    Assignee: Hyundai Motor Company
    Inventors: San Cheon, Ho-Yeon Kim, Hi-Un Won