Inventor
JI HEE HWAN
KR16 patents
⚠️ This page may combine multiple inventors who share the name “JI HEE HWAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MAGNACHIP SEMICONDUCTOR LTD
11 patentsUS9871063B1Jan 16, 2018
Display driver semiconductor device and manufacturing method thereof
MAGNACHIP SEMICONDUCTOR LTD13 citations82
US10763800B2Sep 1, 2020
Semiconductor device and manufacturing method thereof
MAGNACHIP SEMICONDUCTOR LTD4 citations72
US10504932B2Dec 10, 2019
Display driver semiconductor device and manufacturing method thereof
MAGNACHIP SEMICONDUCTOR LTD2 citations71
US10985192B2Apr 20, 2021
Display driver semiconductor device and manufacturing method thereof
MAGNACHIP SEMICONDUCTOR LTD0 citations62
US11133414B2Sep 28, 2021
Semiconductor device having low Rdson and manufacturing method thereof
MAGNACHIP SEMICONDUCTOR LTD0 citations61
US10700198B2Jun 30, 2020
Semiconductor device having low Rdson and manufacturing method thereof
MAGNACHIP SEMICONDUCTOR LTD0 citations51
US10686071B2Jun 16, 2020
Semiconductor device structure having low Rdson and manufacturing method thereof
MAGNACHIP SEMICONDUCTOR LTD0 citations51
US10290501B2May 14, 2019
Semiconductor device and manufacturing method thereof
MAGNACHIP SEMICONDUCTOR LTD0 citations51
US10103260B1Oct 16, 2018
Semiconductor device structure having low Rdson and manufacturing method thereof
MAGNACHIP SEMICONDUCTOR LTD0 citations51
US10637467B2Apr 28, 2020
Semiconductor device for display driver IC structure
MAGNACHIP SEMICONDUCTOR LTD0 citations50
US10116305B2Oct 30, 2018
Semiconductor device for display driver IC structure
MAGNACHIP SEMICONDUCTOR LTD0 citations50
SK KEYFOUNDRY INC
3 patentsUS12224211B2Feb 11, 2025
Manufacturing method of semiconductor device using gate-through implantation
SK KEYFOUNDRY INC0 citations60
US12159806B2Dec 3, 2024
Method of manufacturing a semiconductor device with junction FET transistors having multi pinch-off voltages
SK KEYFOUNDRY INC0 citations60
US12356727B2Jul 8, 2025
High voltage semiconductor device with ESD self-protection capability and manufacturing method thereof
SK KEYFOUNDRY INC0 citations50