Patents by Inventor Hideo Takemi

Hideo Takemi 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).

  • Absorption refrigeration system utilizing low temperature heat source
    Patent number: 4470269
    Abstract: An absorption refrigeration system utilizing solar heat including an absorption cold and warm water system and a solar heat collector unit. Heating and cooling of an enclosure are performed by the absorption cold and warm water system, and the solar heat collector unit can be switched to allow warm water obtained by heating water by solar heat to flow to a low temperature heat source generator in a cooling mode and to an evaporator in a heating mode.
    Type: Grant
    Filed: November 16, 1982
    Date of Patent: September 11, 1984
    Assignee: Hitachi, Ltd.
    Inventors: Hideo Takemi, Toshio Yatabe