Assignee profile:

LG CHEM, LTD.

City:

Seoul

Country:

South Korea

Published Applications:

10,451

Last publication date:

2026-07-02

Patent Grants:

9,190

Last grant date:

2026-06-23

LG Chem, Ltd. is a South Korean chemical company headquartered in Seoul. It is the world's largest producer of lithium-ion batteries and is a major supplier of petrochemicals, IT & electronic materials, and biochemicals. The company has operations in over 80 countries and employs over 30,000 people. LG Chem has been a leader in the development of new technologies such as electric vehicle batteries and solar energy storage systems.

Quarterly LG CHEM, LTD. Patent Applications

Top Inventors for applications by LG CHEM, LTD.

These are the the leading inventors for applications assigned to LG CHEM, LTD.:

Recent patent applications by LG CHEM, LTD.

LG CHEM, LTD. based in Seoul, KR has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2026-07-02
US20260184941A1
Chemistry; metallurgy

CARBON NANOTUBE DISPERSION AND PREPARATION METHOD THEREFOR

#2 | 2026-07-02
US20260184845A1
Chemistry; metallurgy

POLY(HYDROXYALKANOATE) AND METHOD FOR PREPARING THE SAME

#3 | 2026-06-25
US20260176392A1
Chemistry; metallurgy

METHOD OF PREPARING COPOLYMER, COPOLYMER PREPARED THEREBY, AND THERMOPLASTIC RESIN COMPOSITION INCLUDING THE SAME

#4 | 2026-06-25
US20260176387A1
Chemistry; metallurgy

COPOLYMER, PREPARATION METHOD THEREOF, AND THERMOPLASTIC RESIN COMPOSITION INCLUDING THE COPOLYMER

#5 | 2026-06-25
US20260176058A1
Performing operations; transporting

Apparatus and Method for Recovering Waste Silicon Cartridge

#6 | 2026-06-23 ✅ Patent 12,661,349 granted on 2026-06-23
US18555209
Human necessities

Pharmaceutically acceptable salt of sphingosine-1-phosphate receptor agonist, and crystalline form thereof

#7 | 2026-06-18
US20260167813A1
Chemistry; metallurgy

THERMOPLASTIC RESIN COMPOSITION, METHOD OF PREPARING THE SAME, AND MOLDED ARTICLE INCLUDING THE SAME

#8 | 2026-06-18
US20260167747A1
Chemistry; metallurgy

METHOD FOR PREPARATION OF ALKYL POLY(3-HYDROXYPROPIONATE), ALKYL POLY(3-HYDROXYPROPIONATE) AND COMPOSITION COMPRISING THE SAME

#9 | 2026-06-18
US20260166600A1
Performing operations; transporting

Method and System for Cleaning Reactor

#10 | 2026-06-18
US20260166520A1
Performing operations; transporting

Method for Preparing Super Absorbent Polymer

#11 | 2026-06-11
US20260159642A1
Chemistry; metallurgy

Resin and Preparation Method Therefor

#12 | 2026-06-04
US20260155491A1
Electricity

Insulation Member

#13 | 2026-06-04
US20260155490A1
Electricity

Insulation Member

#14 | 2026-06-04
US20260152594A1
Chemistry; metallurgy

Modified Conjugated Diene-Based Copolymer

#15 | 2026-06-04
US20260151753A1
Performing operations; transporting

Super Absorbent Polymer

#16 | 2026-05-28
US20260149123A1
Electricity

Separator for Secondary Battery and Method of Manufacturing the Same

#17 | 2026-05-28
US20260146963A1
Physics

Measurement Apparatus and Method of Thermal Shrinkage Ratio of a Separator

#18 | 2026-05-28
US20260146160A1
Chemistry; metallurgy

AEROGEL BLANKET

#19 | 2026-05-28
US20260146123A1
Chemistry; metallurgy

Curable Composition

#20 | 2026-05-28
US20260146117A1
Chemistry; metallurgy

THERMOPLASTIC RESIN COMPOSITION

#21 | 2026-05-28
US20260146114A1
Chemistry; metallurgy

Method for Preparing Olefin-Based Elastomer

#22 | 2026-05-28
US20260146055A1
Chemistry; metallurgy

Ligand Compound, Transition Metal Compound, and Catalyst Composition Including the Same

#23 | 2026-05-21
US20260139135A1
Chemistry; metallurgy

THERMOPLASTIC RESIN COMPOSITION

#24 | 2026-05-21
US20260139081A1
Chemistry; metallurgy

POLYETHYLENE COMPOSITION

#25 | 2026-05-21
US20260138883A1
Chemistry; metallurgy

Method of Preparing Positive Electrode Active Material Precursor, Positive Electrode Active Material Precursor, and Method of Preparing Positive Electrode Active Material Using the Positive Electrode Active Material Precursor

#26 | 2026-05-21
US20260138120A1
Performing operations; transporting

Methane-Reforming Catalyst and Method for Producing Same

#27 | 2026-05-14
US20260132249A1
Chemistry; metallurgy

POLYESTER POLYOL COPOLYMER AND PREPARATION METHOD OF POLYESTER POLYOL COPOLYMER

#28 | 2026-05-14
US20260130364A1
Human necessities

CAPSULE FOR CONTROLLED RELEASE PESTICIDE AND CONTROLLED RELEASE PESTICIDE COMPRISING THE SAME

#29 | 2026-05-07
US20260125283A1
Chemistry; metallurgy

Method for Preparing Positive Electrode Active Material Precursor for Lithium Secondary Battery

#30 | 2026-04-30
US20260115689A1
Performing operations; transporting

Super Absorbent Polymer

#31 | 2026-04-30
US20260115688A1
Performing operations; transporting

SUPER ABSORBENT POLYMER

#32 | 2026-04-23
US20260110483A1
Mechanical engineering

Vacuum Condensing Dryer with Heat Pump

#33 | 2026-04-23
US20260109607A1
Chemistry; metallurgy

CARBON NANOTUBE DISPERSION AND PREPARATION METHOD THEREOF

#34 | 2026-04-16
US20260103809A1
Chemistry; metallurgy

ELECTROLYSIS DEVICE

#35 | 2026-04-16
US20260103382A1
Chemistry; metallurgy

CARBON NANOTUBE DISPERSION AND PREPARATION METHOD THEREOF

#36 | 2026-04-09
US20260098117A1
Chemistry; metallurgy

METHOD FOR PREPARING CONJUGATED DIENE-BASED POLYMER AND METHOD FOR PREPARING GRAFT COPOLYMER

#37 | 2026-04-02
US20260093124A1
Physics

LIGHT CONTROL FILM

#38 | 2026-04-02
US20260091981A1
Chemistry; metallurgy

METHOD FOR PRODUCING HYDROPHOBIC SILICA AEROGEL BLANKET, AND SILICA AEROGEL BLANKET

#39 | 2026-04-02
US20260091252A1
Human necessities

Composition

#40 | 2026-03-26
US20260088140A1
Physics

Polymer Graph Neural Network and the Implementing Method Therefor

#41 | 2026-03-26
US20260086051A1
Physics

Analysis Method of Pore Distribution of Porous Structures

#42 | 2026-03-26
US20260084966A1
Chemistry; metallurgy

CARBON NANOTUBE DISPERSION AND METHOD FOR PREPARING THE SAME

#43 | 2026-03-26
US20260084965A1
Chemistry; metallurgy

CARBON NANOTUBE DISPERSION AND METHOD FOR PREPARING THE SAME

#44 | 2026-03-19
US20260081137A1
Electricity

Method of Preparing Positive Electrode Material for Lithium Secondary Battery and Positive Electrode Material for Lithium Secondary Battery Prepared Thereby

#45 | 2026-03-19
US20260078015A1
Chemistry; metallurgy

Positive Electrode Active Material for Lithium Secondary Battery and Method for Preparing Said Positive Electrode Active Material

#46 | 2026-03-12
US20260070265A1
Performing operations; transporting

Method for Recycling Waste Silicone Cartridge

#47 | 2026-03-12
US20260070039A1
Performing operations; transporting

Super Absorbent Polymer Composition and Preparation Method Thereof

#48 | 2026-03-05
US20260066279A1
Electricity

Method of Producing Positive Electrode Active Material for Lithium Secondary Battery and Positive Electrode Active Material for Lithium Secondary Battery Produced Thereby

#49 | 2026-03-05
US20260062544A1
Chemistry; metallurgy

Polyethylene Composition And Biaxially Stretched Film Comprising Same

#50 | 2026-03-05
US20260062543A1
Chemistry; metallurgy

POLYETHYLENE COMPOSITION AND BIAXIALLY STRETCHED FILM COMPRISING THE SAME

#51 | 2026-02-26
US20260055043A1
Chemistry; metallurgy

Method for Vaporizing Lactic Acid, and Method for Preparing Acrylic Acid from Lactic Acid

#52 | 2026-02-26
US20260053973A1
Human necessities

Polymer Composition

#53 | 2026-02-19
US20260051498A1
Electricity

Electrode for Lithium Secondary Battery and Method for Manufacturing the Same

#54 | 2026-02-19
US20260051490A1
Electricity

Positive Electrode Active Material, and Positive Electrode and Lithium Secondary Battery Which Include the Same

#55 | 2026-02-19
US20260049407A1
Chemistry; metallurgy

Carbon Dioxide Electrolysis Device and Method

#56 | 2026-02-19
US20260049161A1
Chemistry; metallurgy

Polymer Composition

#57 | 2026-02-19
US20260048987A1
Chemistry; metallurgy

CARBON NANOTUBE DISPERSION AND METHOD FOR PREPARING THE SAME

#58 | 2026-02-19
US20260048343A1
Performing operations; transporting

Separation System

#59 | 2026-02-17 ✅ Patent 12,551,859 granted on 2026-02-17
US19192745
Performing operations; transporting

Aerogel composite

#60 | 2026-02-12
US20260045637A1
Electricity

Polyolefin Separator and Method for Manufacturing the Same

#61 | 2026-02-12
US20260043761A1
Physics

Method and System for Determining Similarity by Comparing 1H-NMR and 1H-1H Cosy NMR Spectra

#62 | 2026-02-12
US20260043033A1
Chemistry; metallurgy

MICROORGANISM SIMULTANEOUSLY PRODUCING 1,3-PROPANEDIOL AND 3-HYDROXYPROPIONIC ACID, AND USE THEREOF

#63 | 2026-02-12
US20260042938A1
Chemistry; metallurgy

POLYMER

#64 | 2026-02-12
US20260042906A1
Chemistry; metallurgy

Polymer Material

#65 | 2026-02-12
US20260042899A1
Chemistry; metallurgy

Composition

#66 | 2026-02-12
US20260042883A1
Chemistry; metallurgy

COPOLYMER AND PREPARATION METHOD OF COPOLYMER

#67 | 2026-02-12
US20260042681A1
Chemistry; metallurgy

Positive Electrode Active Material and Method of Preparing the Same

#68 | 2026-02-12
US20260042082A1
Performing operations; transporting

Super Absorbent Polymer

#69 | 2026-02-12
US20260041748A1
Human necessities

RECOMBINANT FUSION PROTEIN FOR ANTIGEN DELIVERY AND USES THEREOF

#70 | 2026-02-05
US20260038843A1
Electricity

CURRENT COLLECTOR

#71 | 2026-02-05
US20260035555A1
Chemistry; metallurgy

THERMOPLASTIC RESIN AND METHOD OF PREPARING THE SAME

#72 | 2026-02-05
US20260035506A1
Chemistry; metallurgy

Curable Composition

#73 | 2026-02-05
US20260035254A1
Chemistry; metallurgy

Aerogel Composite

#74 | 2026-01-29
US20260031364A1
Electricity

CURRENT COLLECTOR

#75 | 2026-01-29
US20260028361A1
Chemistry; metallurgy

Transition Metal Compound and Catalyst Composition Comprising the Same

#76 | 2026-01-29
US20260028229A1
Chemistry; metallurgy

CARBON NANOTUBE DISPERSION AND PREPARATION METHOD THEREFOR

#77 | 2026-01-29
US20260027548A1
Performing operations; transporting

Super Absorbent Polymer

#78 | 2026-01-29
US20260027541A1
Performing operations; transporting

Apparatus and Method for Preparing Precursor

#79 | 2026-01-22
US20260023059A1
Physics

Method and System for Acquiring Molecular Structure of Parent Molecule From Fragment Ions from LC-MS/MS

#80 | 2026-01-22
US20260021652A1
Performing operations; transporting

FILM AND METHOD FOR MANUFACTURING CURED PRODUCT USING SAME

#81 | 2026-01-22
US20260021470A1
Performing operations; transporting

Composition of Super Absorbent Polymer and Preparation Method Thereof

#82 | 2026-01-22
US20260021332A1
Human necessities

Composition

#83 | 2026-01-15
US20260018616A1
Electricity

Electrode for Lithium Rechargeable Battery and Lithium Rechargeable Battery

#84 | 2026-01-15
US20260016190A1
Mechanical engineering

Fluid Heating Device

#85 | 2026-01-15
US20260015449A1
Chemistry; metallurgy

METHOD OF PREPARING VINYL CYANIDE COMPOUND-CONJUGATED DIENE RUBBER-AROMATIC VINYL COMPOUND GRAFT COPOLYMER, METHOD OF PREPARING THERMOPLASTIC RESIN COMPOSITION INCLUDING THE SAME, AND THERMOPLASTIC RESIN COMPOSITION INCLUDING THE SAME

#86 | 2026-01-15
US20260014527A1
Performing operations; transporting

Separator and Electrochemical Conversion Cell Including the Same

#87 | 2026-01-08
US20260010039A1
Physics

Liquid Crystal Cell and Optical Device

#88 | 2026-01-08
US20260008035A1
Performing operations; transporting

CATALYST FOR REFORMING METHANE, METHOD FOR PRODUCING SAME, AND METHOD FOR REFORMING METHANE

#89 | 2026-01-08
US20260008030A1
Performing operations; transporting

Methane-Reforming Catalyst and Preparation Method Therefor

#90 | 2026-01-08
US20260008028A1
Performing operations; transporting

Super Absorbent Polymer Composition and Preparation Method Thereof

#91 | 2026-01-01
US20260005228A1
Electricity

Positive Electrode Active Material and Method for Producing the Same

#92 | 2026-01-01
US20260002023A1
Chemistry; metallurgy

Biodegradable Film

#93 | 2025-12-25
US20250391847A1
Electricity

Method of Evaluating Quality of Positive Electrode Active Material, Positive Electrode Active Material and Method of Preparing Positive Electrode

#94 | 2025-12-25
US20250388796A1
Chemistry; metallurgy

Curable Composition

#95 | 2025-12-18
US20250383041A1
Mechanical engineering

Aerogel Composite

#96 | 2025-12-18
US20250382426A1
Chemistry; metallurgy

Preparation Method of Super Absorbent Polymer

#97 | 2025-12-18
US20250381558A1
Performing operations; transporting

Ligand Compound, Organic Chromium Compound, and Catalyst Compositions Containing the Same

#98 | 2025-12-04
US20250372698A1
Electricity

Composite Solid Electrolyte and All-Solid-State Battery Comprising the Same

#99 | 2025-12-04
US20250372623A1
Electricity

Positive Electrode Active Material and Method for Producing the Same

#100 | 2025-12-04
US20250368806A1
Chemistry; metallurgy

Crosslinking Agent Composition for Olefin-Based Copolymer, Encapsulant Composition for Optical Device Comprising the Same and Encapsulant Film for Optical Device

Also check out LG CHEM, LTD.'s (Seoul, South Korea) applicant profile with 8,505 patent applications submitted.

AssigneeID:

705 ⎘