| Patent | Date |
|---|
Organic light emitting diode display, optical unit, and method for manufacturing optical unit
Grant 10,490,612 - Choi , et al. Nov | 2019-11-26 |
Organic Light Emitting Diode Display, Optical Unit, And Method For Manufacturing Optical Unit
App 20180047797 - Choi; Suk ; et al. | 2018-02-15 |
Organic light emitting diode display, optical unit, and method for manufacturing optical unit
Grant 9,786,724 - Choi , et al. October 10, 2 | 2017-10-10 |
Polarizer and display device including the same
Grant 9,310,544 - Choi , et al. April 12, 2 | 2016-04-12 |
Organic Light Emitting Diode Display, Optical Unit, And Method For Manufacturing Optical Unit
App 20160056215 - Choi; Suk ; et al. | 2016-02-25 |
Polarizer, Display Device Including The Same And Method Of Manufacturing The Polarizer
App 20150226893 - CHOI; Suk ; et al. | 2015-08-13 |
Liquid crystal display and method of driving the same utilizing data line blocks
Grant 8,199,102 - Lee , et al. June 12, 2 | 2012-06-12 |
Liquid Crystal Display And Method Of Driving The Same
App 20080284758 - Lee; Dong Yub ; et al. | 2008-11-20 |
Method for recognizing working position of a device transfer apparatus in semiconductor test handler
Grant 7,424,143 - Hwang September 9, 2 | 2008-09-09 |
Apparatus for transferring semiconductor device in handler
Grant 7,226,270 - Hwang , et al. June 5, 2 | 2007-06-05 |
Index head in semicondcutor device test handler
Grant 7,225,531 - Hwang June 5, 2 | 2007-06-05 |
Device for compensating for heat deviation in a modular IC test handler
Grant 7,170,276 - Park , et al. January 30, 2 | 2007-01-30 |
Index head in semiconductor device test handler
Grant 6,925,706 - Hwang August 9, 2 | 2005-08-09 |
Index head in semiconductor device test handler
App 20050155219 - Hwang, Hyun Joo | 2005-07-21 |
Apparatus for recognizing working height of device transfer system in semiconductor device test handler and method thereof
Grant 6,870,360 - Hwang March 22, 2 | 2005-03-22 |
Apparatus for recognizing working position of device transfer system in semiconductor device test handler and method thereof
Grant 6,847,202 - Hwang , et al. January 25, 2 | 2005-01-25 |
Handler for testing semiconductor device
App 20040181961 - Hwang, Ji Hyun ; et al. | 2004-09-23 |
Device for compensating for heat deviation in a modular IC test handler
App 20040124845 - Park, Chan Ho ; et al. | 2004-07-01 |
Apparatus for heating and cooling semiconductor device in handler for testing semiconductor device
Grant 6,723,964 - Hwang , et al. April 20, 2 | 2004-04-20 |
Apparatus for recognizing working height of device transfer system in semiconductor device test handler and method thereof
App 20030173949 - Hwang, Hyun Joo | 2003-09-18 |
Apparatus for recognizing working position of device transfer system in semiconductor device test handler and method thereof
App 20030128024 - Hwang, Hyun Joo ; et al. | 2003-07-10 |
Method for recognizing working position of a device transfer apparatus in semiconductor test handler
App 20030113010 - Hwang, Hyun Joo | 2003-06-19 |
Apparatus for heating and cooling semiconductor device in handler for testing semiconductor device
App 20030113106 - Hwang, Hyun Joo ; et al. | 2003-06-19 |
Apparatus for transferring semiconductor device in handler
App 20030113197 - Hwang, Hyun Joo ; et al. | 2003-06-19 |
Cooling apparatus for a linear motor
Grant 6,469,406 - Hwang , et al. October 22, 2 | 2002-10-22 |
Index head in semiconductor device test handler
App 20020088113 - Hwang, Hyun Joo | 2002-07-11 |
Linear motor with an improved cooling structure
Grant 6,300,691 - Hwang , et al. October 9, 2 | 2001-10-09 |
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