Weighted Patents (Class 144/248)
  • Separator for nickel-metal hydride storage battery and nickel-metal hydride storage battery
    Patent number: 7052800
    Abstract: A separator for a nickel-metal hydride storage battery having a hydrogen-absorbing alloy as a negative electrode. The separator is a laminate of a substrate and a porous hydrophilic film.
    Type: Grant
    Filed: August 28, 2002
    Date of Patent: May 30, 2006
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Yasuyuki Harada, Tadayoshi Tanaka, Yoshifumi Magari, Katsuhiko Shinyama, Toshiyuki Nohma, Ikuo Yonezu