Patents by Inventor Futoshi Nakata

Futoshi Nakata 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).

  • Operating device for air-conditioner
    Patent number: 5341868
    Abstract: A heat-pump type air-conditioner includes a potentiometer provided to output a voltage corresponding to a position of a slidable terminal movable on a register element. Based on the magnitude of the output voltage, one of a cooling mode, a stop mode and a heating mode is set, as is the speed of the compressor consequently, both the modes selection and the temperature control can be performed with one switch operation.
    Type: Grant
    Filed: December 23, 1992
    Date of Patent: August 30, 1994
    Assignee: Zexel Corporation
    Inventor: Futoshi Nakata
  • Laminated heat exchanger
    Patent number: 5024269
    Abstract: A laminated heat exchanger for used in automobile air-conditioners includes a plurality of heat exchanger elements laminated together and each having a pair of tanks on one side thereof and connected by a U-shaped channel. The heat exchanger elements are communicated with each other so as to form a flow passage having at least four paths. An inlet and an outlet pipe are disposed in juxtaposition on one side of the laminated heat exchanger which is out of alignment with the path of flow of air to be cooled.
    Type: Grant
    Filed: August 24, 1990
    Date of Patent: June 18, 1991
    Assignee: Zexel Corporation
    Inventors: Ichiro Noguchi, Futoshi Nakata