Patents by Inventor Jian-Yuan Lin

Jian-Yuan Lin 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).

  • Multi-purpose engine-driven heat pump system
    Patent number: 5243825
    Abstract: A multi-purpose engine-driven heat pump system which used solenoid valves, 3-way valves and 4-way valves to control the circulation path of coolant and water to perform various air-conditioning functions as follows: the house-cooling function only, a combination of the house-cooling function and the hot water generating function, the house-heating function only, a combination of the house-heating function and the hot water generating function, a combination of the house-heating function and the ice water generating function, the defumidifying function only, a combination of the dehumidifying function and the hot water generating function, the defrosting function only, and a combination of the ice water generating function and the hot water generating function.
    Type: Grant
    Filed: May 5, 1992
    Date of Patent: September 14, 1993
    Assignee: Industrial Technology Research Institute
    Inventor: Jian-Yuan Lin