Patents by Inventor Kye-Jung Lee

Kye-Jung Lee 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).

  • Microactuator using bubble growth and destruction
    Patent number: 9103360
    Abstract: Disclosed is a microactuator using growth and destruction of bubbles including a first chamber provided with a heating plate installed at an exterior of a bottom surface of the first chamber to generate heat, and filled with a first liquid working fluid such that bubbles are caused, by heat, to grow at an interface of a cavity on an inner surface of the first chamber to be heated, a second chamber provided with a heating plate installed at an exterior of a bottom surface of the second chamber to generate heat, and filled with a second liquid working fluid such that bubbles are caused, by heat, to grow at an interface of a cavity on an inner surface of the second chamber to be heated, a connection path to connect the first chamber and the second chamber to each other, the connection path being provided therein with a moving member adapted to isolate the first and second chambers from each other and to move when internal pressure changes according to growth and destruction of the bubbles, a first subline to con
    Type: Grant
    Filed: May 11, 2012
    Date of Patent: August 11, 2015
    Assignee: Korea Institute of Energy Research
    Inventors: Sung-Il Kim, Ki-Ho Park, Won-Pyo Chun, Kye-Jung Lee
  • MICROACTUATOR USING BUBBLE GROWTH AND DESTRUCTION
    Publication number: 20140047823
    Abstract: Disclosed is a microactuator using growth and destruction of bubbles including a first chamber provided with a heating plate installed at an exterior of a bottom surface of the first chamber to generate heat, and filled with a first liquid working fluid such that bubbles are caused, by heat, to grow at an interface of a cavity on an inner surface of the first chamber to be heated, a second chamber provided with a heating plate installed at an exterior of a bottom surface of the second chamber to generate heat, and filled with a second liquid working fluid such that bubbles are caused, by heat, to grow at an interface of a cavity on an inner surface of the second chamber to be heated, a connection path to connect the first chamber and the second chamber to each other, the connection path being provided therein with a moving member adapted to isolate the first and second chambers from each other and to move when internal pressure changes according to growth and destruction of the bubbles, a first subline to con
    Type: Application
    Filed: May 11, 2012
    Publication date: February 20, 2014
    Applicant: Korea Institute of Energy Research
    Inventors: Sung-Il Kim, Ki-Ho Park, Won-Pyo Chun, Kye-Jung Lee