LG CHEM, LTD.
8,296Patents
8,017Active
8,296Granted
64Portfolio score
Filing activity: Mar 31, 2000 → Oct 22, 2024 · 1,132 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6933043B1 | Decorative floor covering comprising polyethylene terephthalate film layer in surface layer and manufacturing method of the same | Emerging Cross-Sectional Technologies | 174 | Expired |
| US8754852B2 | Light guide plate for system inputting coordinate contactlessly, a system comprising the same and a method for inputting coordinate contactlessly using the same | Physics | 138 | Active |
| US6821671B2 | Method and apparatus for cooling and positioning prismatic battery cells | Emerging Cross-Sectional Technologies | 132 | Expired |
| US8552686B2 | Battery control apparatus and method | Emerging Cross-Sectional Technologies | 119 | Active |
| US7227602B2 | In-plane switching liquid crystal display comprising compensation film for angular field of view using +A-plate and +C-plate | Physics | 109 | Expired |
| US7014948B2 | Electrochemical device using multicomponent composite membrane film | Emerging Cross-Sectional Technologies | 96 | Expired |
| US7682740B2 | Organic/inorganic composite porous layer-coated electrode and electrochemical device comprising the same | Emerging Cross-Sectional Technologies | 86 | Active |
| US7662517B2 | Organic/inorganic composite microporous membrane and electrochemical device prepared thereby | Emerging Cross-Sectional Technologies | 84 | Expired |
| US7524542B2 | Negative C-plate type optical anisotropic film comprising poly cycloolefin and method for preparing the same | Physics | 71 | Expired |
| US7315789B2 | Method and system for battery parameter estimation | Physics | 69 | Expired |
| US7525285B2 | Method and system for cell equalization using state of charge | Emerging Cross-Sectional Technologies | 68 | Expired |
| US7638241B2 | Organic/inorganic composite separator having morphology gradient, manufacturing method thereof and electrochemical device containing the same | Emerging Cross-Sectional Technologies | 63 | Active |
| US7564611B2 | Electrode comprising lithium nickel oxide layer, method for preparing the same, and electrochromic device comprising the same | Emerging Cross-Sectional Technologies | 63 | Active |
| US8808896B2 | Battery pack of excellent structural stability | Emerging Cross-Sectional Technologies | 60 | Active |
| US7321220B2 | Method for calculating power capability of battery packs using advanced cell model predictive techniques | Physics | 57 | Expired |
| US8258023B2 | Thin film transistor and method for preparing the same | Electricity | 56 | Active |
| US7704641B2 | Organic/inorganic composite porous film and electrochemical device prepared thereby | Emerging Cross-Sectional Technologies | 55 | Active |
| US7709152B2 | Organic/inorganic composite separator having porous active coating layer and electrochemical device containing the same | Emerging Cross-Sectional Technologies | 52 | Active |
| US7197487B2 | Apparatus and method for estimating battery state of charge | Physics | 51 | Expired |
| US9327381B2 | Device for cutting of glass sheet | Emerging Cross-Sectional Technologies | 50 | Active |
| US7595132B2 | Battery having specific package structure | Emerging Cross-Sectional Technologies | 48 | Active |
| US7695870B2 | Organic/inorganic composite separator and electrochemical device containing the same | Emerging Cross-Sectional Technologies | 43 | Active |
| US6942949B2 | Rechargeable lithium electrochemical cell | Emerging Cross-Sectional Technologies | 43 | Expired |
| USD724530S1 | Battery for portable terminal | General | 43 | Active |
| US9960465B2 | Battery pack | Emerging Cross-Sectional Technologies | 41 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.