Patents by Inventor Isamu Amaki

Isamu Amaki 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).

  • Heat exchangers
    Patent number: 4073338
    Abstract: A heat exchanger is equipped with a cross flow fan. The rotor of the cross flow fan is composed of annularly arranged air-blowing blades and annular passage members intersecting said air-blowing blades and arranged at suitable intervals in the axial direction. A working fluid is distributed to flow through said annular passages for thereby exchanging heat with another working fluid which is caused to flow by the rotor.
    Type: Grant
    Filed: July 27, 1976
    Date of Patent: February 14, 1978
    Assignee: Toyota Chuo Kenkyusho
    Inventors: Kenji Fujikake, Isamu Amaki, Masatoshi Suzuki