Patents by Inventor Isamu Takatsuki

Isamu Takatsuki 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).

  • Cooling device
    Patent number: 10203139
    Abstract: The present invention provides precise temperature control of a cooling chamber and comprises: a cooling chamber; a refrigeration circuit having a compressor, a condenser installed at the outlet side of the compressor, an evaporator, installed between the outlet side of the condenser and the inlet side of the compressor, for cooling the cooling chamber, and a decompression means installed at the inlet side of the evaporator; and a refrigerant control unit which has a refrigerant control valve installed between the condenser and the evaporator, and which adjusts the refrigerant flow rate that flows into the evaporator by controlling the opening/closing time of the refrigerant control valve.
    Type: Grant
    Filed: November 27, 2014
    Date of Patent: February 12, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Makoto Kobayashi, Tomoharu Iwamoto, Manabu Motegi, Ryota Aoki, Isamu Takatsuki
  • COOLING DEVICE
    Publication number: 20160305696
    Abstract: The present invention provides precise temperature control of a cooling chamber and comprises: a cooling chamber; a refrigeration circuit having a compressor, a condenser installed at the outlet side of the compressor, an evaporator, installed between the outlet side of the condenser and the inlet side of the compressor, for cooling the cooling chamber, and a decompression means installed at the inlet side of the evaporator; and a refrigerant control unit which has a refrigerant control valve installed between the condenser and the evaporator, and which adjusts the refrigerant flow rate that flows into the evaporator by controlling the opening/closing time of the refrigerant control valve.
    Type: Application
    Filed: November 27, 2014
    Publication date: October 20, 2016
    Inventors: Makoto Kobayashi, Motoharu Iwamoto, Manabu Motegi, Ryota Aoki, Isamu Takatsuki