Patents by Inventor Satoshi Hirakanu

Satoshi Hirakanu 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).

  • Refrigerating cycle device, air conditioner, choke, and flow rate controller
    Publication number: 20030074914
    Abstract: In a refrigerating cycle incorporating a second flow controller having a throttle section, which is composed of an inlet noise eliminating space 19, an inlet side porous permeable member 20 communicating in a refrigerant flow direction, an orifice 23, an outlet side foamed metal 25, and an outlet noise eliminating space 27, and a multi-directional valve, a gas/liquid two-phase refrigerant is caused to pass through the throttle section.
    Type: Application
    Filed: September 25, 2002
    Publication date: April 24, 2003
    Inventors: Satoshi Hirakanu, Yoshihiro Sumida, Hiroaki Makino, Atushi Mochiduki, Shigeki Oonishi, Yoshihiro Tanabe