Inventor
SONG HEON-SIK
KR28 patents
⚠️ This page may combine multiple inventors who share the name “SONG HEON-SIK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LG CHEMICAL LTD
22 patentsUS7709153B2May 4, 2010
Multi-component composite film method for preparing the same
LG CHEMICAL LTD48 citations97
US7470488B2Dec 30, 2008
Multi-component composite film method for preparing the same
LG CHEMICAL LTD97 citations97
US7014948B2Mar 21, 2006
Electrochemical device using multicomponent composite membrane film
LG CHEMICAL LTD121 citations97
US7087269B2Aug 8, 2006
Multi-component composite membrane and method for preparing the same
LG CHEMICAL LTD20 citations92
US6830849B2Dec 14, 2004
High crystalline polypropylene microporous membrane, multi-component microporous membrane and methods for preparing the same
LG CHEMICAL LTD22 citations92
US6710098B1Mar 23, 2004
Methods for reforming polymer surface for improved wettability
LG CHEMICAL LTD19 citations92
US6540953B1Apr 1, 2003
Microporous membrane and method for providing the same
LG CHEMICAL LTD37 citations92
US10056589B2Aug 21, 2018
Method of manufacturing separator for electrochemical device and separator for electrochemical device manufactured thereby
LG CHEMICAL LTD3 citations72
US9905824B2Feb 27, 2018
Separator for electrochemical device
LG CHEMICAL LTD3 citations71
US12583988B2Mar 24, 2026
Crosslinked polyolefin separator and manufacturing method therefor
LG CHEMICAL LTD0 citations62
US11718723B2Aug 8, 2023
Crosslinked polyolefin separator and manufacturing method therefor
LG CHEMICAL LTD0 citations62
US11355814B2Jun 7, 2022
Cross-linked polyolefin separator and manufacturing method for same
LG CHEMICAL LTD0 citations62
US11667765B2Jun 6, 2023
Foam composition and foam tape including foam layer including cured product thereof
LG CHEMICAL LTD0 citations60
US8034460B2Oct 11, 2011
Metallic laminate and method of manufacturing the same
LG CHEMICAL LTD5 citations60
US9887405B2Feb 6, 2018
Crosslinked polyolefin separator and method of preparing the same
LG CHEMICAL LTD0 citations51
US7491447B2Feb 17, 2009
Double-sided metallic laminate and method for manufacturing the same
LG CHEMICAL LTD1 citations50
US9825271B2Nov 21, 2017
Separator for electrochemical device
LG CHEMICAL LTD1 citations49
US10816712B2Oct 27, 2020
Optical film and polarization plate comprising the same
LG CHEMICAL LTD0 citations48
US10633530B2Apr 28, 2020
Resin composition for optical material and optical film comprising the same
LG CHEMICAL LTD0 citations48
US9803057B2Oct 31, 2017
Method for preparing microporous polyolefin film by thermally-induced phase separation method
LG CHEMICAL LTD0 citations42
US9505899B2Nov 29, 2016
Method for preparing microporous polyolefin film by thermally-induced phase separation method
LG CHEMICAL LTD0 citations41
US10505167B2Dec 10, 2019
Separator for electrochemical device
LG CHEMICAL LTD0 citations40