SK Innovation Co., Ltd.

Republic of Korea

 
Total IP 1,272
Total IP incl. subs 1,419 (+ 277 for subs)
Total IP Rank # 1,041
IP Activity Score 3.6/5.0    813
IP Activity Rank # 895
IP AS incl. subs 3.3/5.0    817
Stock Symbol
ISIN KR7096770003
Market Cap. 17.9T  (KRW)
Industry Oil & Gas Refining & Marketing
Sector Energy
Dominant Nice Class Chemical and biological material...

Patents

Trademarks

669 1
18 0
584 0
0
 
Last Patent 2025 - Method of preparing epdm copolymer
First Patent 1993 - Biodegradable polyethylene compo...
Last Trademark 1994 - GREENPOL
First Trademark 1994 - GREENPOL

Subsidiaries

4 subsidiaries with IP (277 patents, 0 trademarks)

5 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 Invention Carbon dioxide absorbent comprising ionic liquid and alcohol solvent, and method of separating ca...
Invention Manufacturing method and manufacturing apparatus of syngas, and manufacturing method of liquid hy...
Invention Catalyst for producing c8 aromatic hydrocarbon having reduced ethylbenzene content and preparatio...
2024 Invention Cobalt-based single-atom dehydrogenation catalysts and method for producing corresponding olefins...
Invention Separator and electrochemical device using the same. Provided are a separator and an electrochem...
Invention Separator and electrochemical device including the same. A separator and an electrochemical devi...
Invention Separator and electrochemical device comprising the same. Embodiments of the present disclosure ...
Invention Catalyst for ammonia oxidation, catalyst system and method of preparing catalyst for ammonia oxid...
Invention Hybrid separator and lithium secondary battery including the same. Hybrid separators and lithium...
Invention Method of extracting metal from salt solution derived from spent battery. Proposed is a method o...
Invention Single-atom catalyst and method of preparing same. Proposed is a single-atom catalyst (SAC) incl...
Invention Recycled polyethylene compound composition and recycled film using the same. Provided are a recy...
Invention Anode for lithium secondary battery and lithium secondary battery including the same. An anode f...
Invention Separator, method for manufacturing the same, and electrochemical device including separator. Pr...
Invention Cathode active material for lithium secondary battery, method of preparing the same and lithium s...
Invention Gas injection nozzle for drying electrode plate and drying apparatus for electrode plate includin...
Invention Method of preparing lithium sulfide. In a method for preparing lithium sulfide, a solid sulfur l...
Invention Secondary battery having gas adsorption properties. A secondary battery comprises an electrode c...
Invention Process for producing hydrogen, carbon monoxide, and carbon from methane-containing feedstock. D...
Invention Catalyst electrode, method for manufacturing catalyst electrode and membrane electrode assembly. ...
Invention Catalyst electrode and method for manufacturing catalyst electrode. A catalyst electrode includi...
Invention Method of preparing lithium sulfide. In a method of preparing lithium sulfide, a solid sulfur la...
Invention Carbon dioxide absorbing composition, method of absorbing carbon dioxide and method of separating...
Invention Separator and electrochemical device including the same. Provided are a separator and an electro...
Invention Positive electrode active material for lithium secondary battery, lithium secondary battery compr...
Invention Mixed refrigerant composition and heat pump including the same. A mixed refrigerant composition ...
Invention Oxidation electrode for water treatment and water treatment system including same. Proposed is a...
Invention Mixed refrigerant composition and heat pump comprising same. A mixed refrigerant composition acco...
Invention Method of suppressing plugging in manufacturing process of ethylene-acrylic acid copolymer. Prov...
Invention Electrolyte solution for lithium secondary battery and lithium secondary battery including the sa...
Invention Separator and lithium secondary battery comprising the same. Separators and lithium secondary ba...
Invention Method of preparing epdm copolymer. A method of preparing an EPDM copolymer by solution polymeri...
Invention Method and system for removing pulverized bumper surface material. A method for removing a pulver...
Invention Method for preparing sustainable aviation fuel. A method of preparing sustainable aviation fuel ...
Invention Method of producing pyrolysis oil with reduced impurities. Embodiments of the present disclosure ...
Invention Method for analyzing technology and device thereof. Provided is a method for analyzing technolog...
Invention Composite material laminate and exterior material using the same. A composite material laminate,...
Invention Method for refining waste plastic pyrolysis oil. A method for refining waste plastic pyrolysis oi...
Invention Composite material laminate and exterior material using the same. A composite material laminate, ...
Invention Method and device for refining waste plastic pyrolysis oil. A method for refining waste plastic ...
Invention Propylene composite material composition and molded article using the same. Provided are a propyl...
Invention Method for preparing polyethylene polymerization catalyst. Provided is a method for preparing a ...
2023 Invention Refining method and device of waste plastic pyrolysis oil. The present disclosure provides a met...
1994 G/S synthetic resins, namely polyethylene synthetic resin for use in the petrochemical industry and p...