Patents by Inventor Masahito Shiono

Masahito Shiono 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).

  • Ultra-low temperature freezer, refrigeration system and vacuum apparatus
    Publication number: 20090188270
    Abstract: In an ultra-low temperature freezer (R) using refrigerant mixture in which plural kinds of refrigerants having different boiling points are mixed, in order to ensure the flow rate of liquid refrigerant into a supercooler (31) and enhance the cooling efficiency of a cryocoil (32), the ultra-low temperature freezer (R) comprises: a main refrigerant circuit (38) provided with the cryocoil (32) and a capillary tube (29); and a sub refrigerant circuit (39) that is connected at the upstream end to the upstream end of the main refrigerant circuit (38) to branch off therefrom and provided with a capillary tube (28), and the ultra-low temperature freezer (R) is configured so that the sub refrigerant circuit (39) is lower in height than the main refrigerant circuit (38).
    Type: Application
    Filed: January 5, 2005
    Publication date: July 30, 2009
    Applicant: ShinMaywa Industries, Ltd.
    Inventors: Masayuki Takahashi, Masafumi Yagi, Hiromasa Shimizu, Akira Tomozawa, Masahiko Ikeda, Masahito Shiono