Patents by Inventor Takaki Iwaya

Takaki Iwaya 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 system hot and cold water supply apparatus
    Patent number: 4894998
    Abstract: In an absorption system hot and cold water supply apparatus for simultaneously supplying hot water and cold water, there is provided a refrigerant blow device for blowing a refrigerant into a refrigerant circulation path, thermo-capacity control device for carring out heating control of a generator by a cold water temperature or a hot water temperature or a combination control of the heating control and a control of a refrigerant flow rate from the generator to and condenser, and control device for controlling the operation of the refrigerant blow device by a cold water exit temperature of an evaporator.
    Type: Grant
    Filed: August 3, 1988
    Date of Patent: January 23, 1990
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Toshiyuki Kaneko, Shigenori Tateshita, Norio Sawada, Hisao Honda, Takaki Iwaya