Inventor · disambiguated record
Joo Sik Oh
Also filed as: OH JOO SIK
2 granted patents·2 citations·filing 2001–2022
34Inventor score
Files withLG CHEMICAL LTD2
Top patents by PatentIndex Score
2 records- 0160US12492133B2Method for purifying of waste waterLG CHEMICAL LTD·Filed 2022·Granted Dec 9, 2025·0 cites·8 claims
- 0239US6855786B2Method for preparing graft copolymer of methylmethacrylate-butadiene-styrene having superior anti-stress whitening propertiesLG CHEMICAL LTD·Filed 2001·Granted Feb 15, 2005·2 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Joo Sik Oh files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →