Patents by Inventor Hisanaga Hirabayashi

Hisanaga Hirabayashi 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).

  • Flat resistance for blower control unit for automobile air conditioner and blower control unit using the same
    Patent number: 5192940
    Abstract: A flat resistance for a blower control unit of an automobile air conditioner, and a blower control unit using the same. The flat resistance includes: a porcelain enameled metallic substrate including a flat head portion, having an edge and one surface, and parallel terminal supporting portions projecting outwardly from the edge of the head; a resistance circuit printed on the one surface of the head portion, the resistance circuit including a plurality of resistances electrically connected in series; a temperature fuse, interposed in the resistance circuit, for being tripped to break the resistance circuit when the porcelain enameled metallic substrate becomes overheated; and terminals, printed on both the head portion and the terminal supporting portions, each terminal being connected to one end of a corresponding one of the resistances.
    Type: Grant
    Filed: December 31, 1990
    Date of Patent: March 9, 1993
    Assignees: Fujikura, Ltd., Calsonic Corp., Kohwa Mfg. Co.
    Inventors: Kiyoshi Yajima, Takao Suzuki, Masanori Itoh, Hitoshi Okuyama, Ken-ichi Uruga, Hisanaga Hirabayashi
  • Flat resistance for blower control unit of automobile air conditioner
    Patent number: 5000662
    Abstract: A flat resistance for a blower control unit of an automobile air conditioner, and a blower control unit using the same. The flat resistance includes: a porcelain enameled metallic substrate including a flat head portion, having an edge and one surface, and parallel terminal supporting portions projecting outwardly from the edge of the head; a resistance circuit printed on the one surface of the head portion, the resistance circuit including a plurality of resistances electrically connected in series; a temperature fuse, interposed in the resistance circuit, for being tripped to break the resistance circuit when the porcelain enameled metallic substrate becomes overheated; and terminals, printed on both the head portion and the terminal supporting portions, each terminal being connected to one end of a corresponding one of the resistances.
    Type: Grant
    Filed: October 5, 1989
    Date of Patent: March 19, 1991
    Assignees: Fujikura, Ltd., Calsonic Corporation, Kohwa Manufacturing Co., Ltd.
    Inventors: Shuko Yamamoto, Hisanaga Hirabayashi, Kiyoshi Yajima, Takao Suzuki, Masanori Itoh, Hitoshi Okuyama, Ken-ichi Uruga