Patents Examined by Vinod Pate
  • Heater with improved heat conductivity
    Patent number: 6791069
    Abstract: A heater for fusing toner images onto recording paper is provided. The heater includes a supporting base that has an upper surface and a lower surface. The base has a relatively low thermal conductivity. The heater also includes a heating element formed on the upper surface of the base. A heat conductor is provided on the upper or lower side of the base. The heat conductor has a thermal conductivity greater than the thermal conductivity of the base.
    Type: Grant
    Filed: June 25, 2002
    Date of Patent: September 14, 2004
    Assignee: Rohm Co., Ltd.
    Inventors: Teruhisa Sako, Takaya Nagahata, Hiroaki Hayashi