Patents by Inventor Yoshimi Kushiro

Yoshimi Kushiro 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).

  • Air conditioner and heat exchanger therefor
    Patent number: 5752392
    Abstract: An air conditioner is made to follow up a change in load in an efficient manner by utilizing the fact that the components of a three-component mixed medium serving as a substitute for Freon have different boiling points. The mixed medium, which consists of R-32, R-125 and R-134a, is sealed within the circuit of the air conditioner, and a supercooled heat exchanger and liquid-gas tank are interposed between an outdoor heat exchanger and an expansion valve. The liquid-gas tank is connected to an accumulator via a liquid injection valve.
    Type: Grant
    Filed: December 24, 1996
    Date of Patent: May 19, 1998
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventors: Yoshimi Kushiro, Hiroki Aoshima
  • Air conditioner and heat exchanger therefor
    Patent number: 5647224
    Abstract: An air conditioner is made to follow up a change in load in an efficient manner by utilizing the fact that the components of a three-component mixed medium serving as a substitute for Freon have different boiling points. The mixed medium, which consists of R-32, R-125 and R-134a, is sealed within the circuit of the air conditioner, and a supercooled heat exchanger and liquid-gas tank are interposed between an outdoor heat exchanger and an expansion valve. The liquid-gas tank is connected to an accumulator via a liquid injection valve.
    Type: Grant
    Filed: December 29, 1995
    Date of Patent: July 15, 1997
    Assignee: Aisin Seiki Kabushiki Kaisha
    Inventors: Yoshimi Kushiro, Hiroki Aoshima