Inventor
HWANG HYUN JOO
KR25 patents
⚠️ This page may combine multiple inventors who share the name “HWANG HYUN JOO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MIRAE CORP
13 patentsUS6300691B1Oct 9, 2001
Linear motor with an improved cooling structure
MIRAE CORP53 citations96
US6469406B1Oct 22, 2002
Cooling apparatus for a linear motor
MIRAE CORP40 citations92
US6445977B1Sep 3, 2002
Carrier handling apparatus for a module IC handler, and method therefor
MIRAE CORP30 citations92
US6274953B1Aug 14, 2001
System for preventing malfunction of a switching circuit for linear motor
MIRAE CORP22 citations92
US7226270B2Jun 5, 2007
Apparatus for transferring semiconductor device in handler
MIRAE CORP11 citations84
US6870360B2Mar 22, 2005
Apparatus for recognizing working height of device transfer system in semiconductor device test handler and method thereof
MIRAE CORP14 citations84
US6528905B1Mar 4, 2003
Cooling apparatus for an XY gantry
MIRAE CORP16 citations84
US6723964B2Apr 20, 2004
Apparatus for heating and cooling semiconductor device in handler for testing semiconductor device
MIRAE CORP18 citations82
US6847202B2Jan 25, 2005
Apparatus for recognizing working position of device transfer system in semiconductor device test handler and method thereof
MIRAE CORP10 citations74
US7225531B2Jun 5, 2007
Index head in semicondcutor device test handler
MIRAE CORP6 citations73
US7170276B2Jan 30, 2007
Device for compensating for heat deviation in a modular IC test handler
MIRAE CORP9 citations73
US7424143B2Sep 9, 2008
Method for recognizing working position of a device transfer apparatus in semiconductor test handler
MIRAE CORP2 citations62
US6925706B2Aug 9, 2005
Index head in semiconductor device test handler
MIRAE CORP4 citations62
LS MTRON LTD
7 patentsUSD1090444SAug 26, 2025
Connector
LS MTRON LTD0 citations62
USD1081575SJul 1, 2025
Connector
LS MTRON LTD0 citations62
US12381344B2Aug 5, 2025
Board connector
LS MTRON LTD0 citations52
US12224531B2Feb 11, 2025
Board connector
LS MTRON LTD0 citations52
US12592526B2Mar 31, 2026
Board connector with shielding between radio frequency terminals and non-radio frequency terminals
LS MTRON LTD0 citations51
US12413024B2Sep 9, 2025
Substrate connector
LS MTRON LTD0 citations51
US12407121B2Sep 2, 2025
Board connector
LS MTRON LTD0 citations51
SAMSUNG DISPLAY CO LTD
4 patentsUS10490612B2Nov 26, 2019
Organic light emitting diode display, optical unit, and method for manufacturing optical unit
SAMSUNG DISPLAY CO LTD2 citations73
US9786724B2Oct 10, 2017
Organic light emitting diode display, optical unit, and method for manufacturing optical unit
SAMSUNG DISPLAY CO LTD2 citations73
US9310544B2Apr 12, 2016
Polarizer and display device including the same
SAMSUNG DISPLAY CO LTD0 citations51
US12471480B2Nov 11, 2025
Display device
SAMSUNG DISPLAY CO LTD0 citations50