| Patent | Date |
|---|
Fuel Cells and Method of Manufacturing
App 20210351414 - Cho; Yong-Hun ; et al. | 2021-11-11 |
Fuel cells and method of manufacturing
Grant 10,978,715 - Cho , et al. April 13, 2 | 2021-04-13 |
Metal Foam for Electrode of Secondary Lithium Battery, Preparing Method Thereof, and Secondary Lithium Battery Including the Met
App 20190247925 - Um; Ji Hyun ; et al. | 2019-08-15 |
Metal foam for electrode of secondary lithium battery, preparing method thereof, and secondary lithium battery including the metal foam
Grant 10,265,773 - Um , et al. | 2019-04-23 |
Component For Fuel Cell Including Graphene Foam And Functioning As Flow Field And Gas Diffusion Layer
App 20180145341 - SUNG; Yung-Eun ; et al. | 2018-05-24 |
Flow Field For Fuel Cell Including Graphene Foam
App 20180145342 - SUNG; Yung-Eun ; et al. | 2018-05-24 |
Fuel cell electrode
Grant 9,203,093 - Kwon , et al. December 1, 2 | 2015-12-01 |
Method of preparing nano-sized catalyst on carbon support
Grant 9,123,965 - Kwon , et al. September 1, 2 | 2015-09-01 |
Metal Foam for Electrode of Secondary Lithium Battery, Preparing Method Thereof, and Secondary Lithium Battery Including the Metal Foam
App 20150072236 - Um; Ji Hyun ; et al. | 2015-03-12 |
Dye-Sensitized Solar Cell with Metal Foam Electrode
App 20140230890 - Park; Sunha ; et al. | 2014-08-21 |
Fuel Cells and Method of Manufacturing
App 20140004441 - Cho; Yong-Hun ; et al. | 2014-01-02 |
Fuel Cell Electrode
App 20120244457 - Kwon; Nak Hyun ; et al. | 2012-09-27 |
Bipolar plate and direct liquid feed fuel cell stack
Grant 8,119,306 - Choi , et al. February 21, 2 | 2012-02-21 |
Membrane-electrode Assembly For Fuel Cell, Fuel Cell And Manufacturing The Method Thereof
App 20110318668 - Lee; Eon Soo ; et al. | 2011-12-29 |
Bipolar plate and direct liquid feed fuel cell stack
Grant 7,951,506 - Choi , et al. May 31, 2 | 2011-05-31 |
Method Of Preparing Nano-sized Catalyst On Carbon Support
App 20110104588 - Kwon; Nak Hyun ; et al. | 2011-05-05 |
Method for preparing the mixed electrode catalyst materials for a PEM fuel cell
Grant 7,825,057 - Kwon , et al. November 2, 2 | 2010-11-02 |
Method and apparatus for pulse width modulation in a switching amplifier
Grant 7,724,082 - Park , et al. May 25, 2 | 2010-05-25 |
Method Of Preparing Platinum Alloy Catalyst For Fuel Cell Electrode
App 20090227445 - Lee; Jae Seung ; et al. | 2009-09-10 |
Method for preparing the mixed electrode catalyst materials for a PEM fuel cell
App 20090005237 - Kwon; Nak Hyun ; et al. | 2009-01-01 |
Method and Apparatus for Pulse width Modulation in a Switching Amplifier
App 20080224788 - Park; Sang Jin ; et al. | 2008-09-18 |
Bipolar plate and direct liquid feed fuel cell stack
App 20060115705 - Choi; Kyoung Hwan ; et al. | 2006-06-01 |
Bipolar plate and direct liquid feed fuel cell stack
App 20060105223 - Choi; Kyoung Hwan ; et al. | 2006-05-18 |
Pulse width modulation type audio amplifier having variable average switching frequency
Grant 6,888,403 - Cho , et al. May 3, 2 | 2005-05-03 |
Image format converting method and apparatus
Grant 6,606,423 - Cho August 12, 2 | 2003-08-12 |
Pulse width modulation type audio amplifier having variable average switching frequency
App 20030035554 - Cho, Yong Hun ; et al. | 2003-02-20 |
Image Format Converting Method And Apparatus
App 20020094136 - CHO, YONG-HUN | 2002-07-18 |
Image enhancing method using mean-separate histogram equalization and a circuit therefor
Grant 5,963,665 - Kim , et al. October 5, 1 | 1999-10-05 |
Motion picture detecting method
Grant 5,959,681 - Cho September 28, 1 | 1999-09-28 |
Scroll-type compressor having improved pressure equalizing passage configuration
Grant 5,833,442 - Park , et al. November 10, 1 | 1998-11-10 |
Method and apparatus for interpolating pixels based on wide-vector correlations
Grant 5,786,862 - Kim , et al. July 28, 1 | 1998-07-28 |
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