Inventor · disambiguated record
Heechang Woo
Also filed as: WOO HEECHANG
8 granted patents·9 pending applications·3 citations·filing 2019–2025
73Inventor score
Files withLG CHEMICAL LTD17
Top patents by PatentIndex Score
17 records- 0194US12337294B2Preparation method of super absorbent polymer compositionLG CHEMICAL LTD·Filed 2020·Granted Jun 24, 2025·3 cites·20 claims
- 0282US12383885B2Super absorbent polymerLG CHEMICAL LTD·Filed 2024·Granted Aug 12, 2025·0 cites·13 claims
- 0376US2025325961A1Super Absorbent PolymerLG CHEMICAL LTD·Filed 2025·Application pending·0 cites
- 0469US2025262607A1Super Absorbent PolymerLG CHEMICAL LTD·Filed 2024·Application pending·0 cites
- 0569US2025262608A1Super Absorbent PolymerLG CHEMICAL LTD·Filed 2024·Application pending·0 cites
- 0669US2025170556A1Super Absorbent PolymerLG CHEMICAL LTD·Filed 2024·Application pending·0 cites
- 0767US2025382426A1Preparation Method of Super Absorbent PolymerLG CHEMICAL LTD·Filed 2023·Application pending·0 cites
- 0860US2025177952A1Preparation Method for Super Absorbent PolymerLG CHEMICAL LTD·Filed 2023·Application pending·0 cites
- 0959US12251856B2Complex minute cutting apparatus for super absorbent polymer hydrogelLG CHEMICAL LTD·Filed 2020·Granted Mar 18, 2025·0 cites·7 claims
- 1057US2024261762A1Preparation method of super absorbent polymer and super absorbent polymerLG CHEMICAL LTD·Filed 2022·Application pending·0 cites
- 1157US2023381744A1Preparation method of superabsorbent polymerLG CHEMICAL LTD·Filed 2022·Application pending·0 cites
- 1256US12491662B2Minute cutting apparatus for super absorbent polymer hydrogel using pumpLG CHEMICAL LTD·Filed 2020·Granted Dec 9, 2025·0 cites·11 claims
- 1356US11648531B2Method for preparing super absorbent polymerLG CHEMICAL LTD·Filed 2019·Granted May 16, 2023·0 cites·5 claims
- 1455US2023338925A1Micronizing apparatus for hydrogel of super absorbent polymerLG CHEMICAL LTD·Filed 2022·Application pending·0 cites
- 1553US11975335B2Super absorbent polymer hydrogel shredding deviceLG CHEMICAL LTD·Filed 2020·Granted May 7, 2024·0 cites·10 claims
- 1653US11969707B2Method for preparing super absorbent polymerLG CHEMICAL LTD·Filed 2019·Granted Apr 30, 2024·0 cites·12 claims
- 1751US12145287B2Superabsorbent polymer hydrogel chopping deviceLG CHEMICAL LTD·Filed 2021·Granted Nov 19, 2024·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →