Patents Assigned to Nichicon Capacitor Limited
  • Gas detecting sensor
    Patent number: 3955929
    Abstract: Gas detecting sensor made of SnO.sub.2 characterized by containing less than 5% by weight of at least one of Al.sub.2 O.sub.3, ZnO, SrO and BaO and less than 1% by weight of chlorine. The gas detecting sensor has a high sensitivity selectively to carbon monoxide but has a low sensitivity to hydrocarbon gases.
    Type: Grant
    Filed: October 18, 1974
    Date of Patent: May 11, 1976
    Assignee: Nichicon Capacitor Limited
    Inventors: Takaya Kawakami, Toshinori Kitamura, Nobuyuki Yamaji