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Patents Grants
last 30 patents
Information
Patent Grant
Separator, method of manufacturing the separator, and electrochemic...
Patent number
12,368,213
Issue date
Jul 22, 2025
SK Innovation Co., Ltd.
Tae Wook Kwon
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Window cover film and flexible display panel including the same
Patent number
12,360,291
Issue date
Jul 15, 2025
SK Innovation Co., Ltd.
Jong Nam Ahn
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Glass substrate multilayer structure, method of producing the same,...
Patent number
12,330,393
Issue date
Jun 17, 2025
SK Innovation Co., Ltd.
Cheol Min Yun
B32 - LAYERED PRODUCTS
Information
Patent Grant
Polyimide-based film and window cover film using same
Patent number
12,305,002
Issue date
May 20, 2025
SK Innovation Co., Ltd.
Minsang Park
G02 - OPTICS
Information
Patent Grant
Polyamideimide film
Patent number
12,305,009
Issue date
May 20, 2025
SK Innovation Co., Ltd.
Hye Ri Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Diamine, polymer and film produced using the same
Patent number
12,258,306
Issue date
Mar 25, 2025
SK Innovation Co., Ltd.
Hyun Kyu Cho
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Glass substrate multilayer structure, a method for manufacturing th...
Patent number
12,233,637
Issue date
Feb 25, 2025
SK Innovation Co., Ltd.
Hyun Joo Song
B32 - LAYERED PRODUCTS
Information
Patent Grant
Composite separator and electrochemical device including the same
Patent number
12,206,130
Issue date
Jan 21, 2025
SK Innovation Co., Ltd.
Sun Young Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polyimide precursor, polyimide precursor composition, polyimide fil...
Patent number
12,187,850
Issue date
Jan 7, 2025
SK Innovation Co., Ltd.
Jong Chan Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Diamine compound, polyimide precursor and polyimide prepared by usi...
Patent number
12,180,144
Issue date
Dec 31, 2024
SK Innovation Co., Ltd.
Hyo Shin Kwak
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Window cover film and flexible display panel including the same
Patent number
12,180,382
Issue date
Dec 31, 2024
SK Innovation Co., Ltd.
Jong Nam Ahn
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Separator and electrochemical device using the same
Patent number
12,166,235
Issue date
Dec 10, 2024
SK Innovation Co., Ltd.
Jae Suk Choi
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Separator, method of manufacturing separator, and electrochemical d...
Patent number
12,126,046
Issue date
Oct 22, 2024
SK Innovation Co., Ltd.
Chang Hee Lee
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Separator, method of manufacturing separator, and electrochemical d...
Patent number
12,113,239
Issue date
Oct 8, 2024
SK Innovation Co., Ltd.
Heung Taek Bae
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Separator for lithium secondary battery, method of producing the sa...
Patent number
12,113,238
Issue date
Oct 8, 2024
SK Innovation Co., Ltd.
Tae Wook Kwon
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polyimide-based film and window cover film including the same
Patent number
12,104,056
Issue date
Oct 1, 2024
SK Innovation Co., Ltd.
Sun Kug Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Mixed recycled polyolefin resin composition comprising recycled pol...
Patent number
12,065,558
Issue date
Aug 20, 2024
SK Innovation Co., Ltd.
Yun Bong Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Window cover film and flexible display panel including the same
Patent number
12,038,559
Issue date
Jul 16, 2024
SK Innovation Co., Ltd.
Hye Jin Kim
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of continuously regenerating waste separator including inorg...
Patent number
12,040,464
Issue date
Jul 16, 2024
SK Innovation Co., Ltd.
Yun Bong Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Separator, method of manufacturing the separator, and electrochemic...
Patent number
12,021,257
Issue date
Jun 25, 2024
SK Innovation Co., Ltd.
Tae Wook Kwon
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Separator having inorganic composite layer including inorganic part...
Patent number
12,021,258
Issue date
Jun 25, 2024
SK Innovation Co., Ltd.
Sang Yoon Ji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Separator, method of manufacturing separator, and electrochemical d...
Patent number
12,015,170
Issue date
Jun 18, 2024
SK Innovation Co., Ltd.
Yun Bong Kim
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Glass substrate multilayer structure, manufacturing method thereof,...
Patent number
12,012,355
Issue date
Jun 18, 2024
SK Innovation Co., Ltd.
Cheol Min Yun
G02 - OPTICS
Information
Patent Grant
Separator having inorganic composite layer including inorganic part...
Patent number
11,990,643
Issue date
May 21, 2024
SK Innovation Co., Ltd.
Sang Yoon Ji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Polyamic acid resin and polyamideimide film
Patent number
11,970,579
Issue date
Apr 30, 2024
SK Innovation Co., Ltd.
Hyeon Jeong Kim
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Ultra large-width and consecutive coating device and method for man...
Patent number
11,969,693
Issue date
Apr 30, 2024
SK Innovation Co., Ltd.
Dong Jin Joo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Window cover film and flexible display panel including the same
Patent number
11,970,592
Issue date
Apr 30, 2024
SK Innovation Co., Ltd.
Jong Nam Ahn
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Polyimide precursor, polyimide precursor composition, polyimide fil...
Patent number
11,970,578
Issue date
Apr 30, 2024
SK Innovation Co., Ltd.
Min Seon Jung
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyamideimide film and flexible display panel including the same
Patent number
11,960,159
Issue date
Apr 16, 2024
SK Innovation Co., Ltd.
Hyeon Jeong Kim
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Polyimide-based film, film for cover window, and display device inc...
Patent number
11,945,925
Issue date
Apr 2, 2024
SK Innovation Co., Ltd.
Jin Su Park
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
POLYOLEFIN MICROPOROUS MEMBRANE, METHOD FOR MANUFACTURING THE MICRO...
Publication number
20250219252
Publication date
Jul 3, 2025
SK INNOVATION CO., LTD.
In Hwa JUNG
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
SEPARATOR AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
Publication number
20250210814
Publication date
Jun 26, 2025
SK INNOVATION CO., LTD.
Tae Wook KWON
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
COMPOSITE SEPARATOR AND SECONDARY BATTERY USING THE SAME
Publication number
20250210807
Publication date
Jun 26, 2025
SK INNOVATION CO., LTD.
Yun Bong KIM
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND ELECTROCHEMICAL DEVICE COMPRISING THE SAME
Publication number
20250210815
Publication date
Jun 26, 2025
SK INNOVATION CO., LTD.
Won Sub KWACK
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
Publication number
20250202055
Publication date
Jun 19, 2025
SK INNOVATION CO., LTD.
Tae Wook KWON
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND SECONDARY BATTERY COMPRISING THE SAME
Publication number
20250202054
Publication date
Jun 19, 2025
SK INNOVATION CO., LTD.
Chang Hee LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND ELECTROCHEMICAL DEVICE COMPRISING THE SAME
Publication number
20250192366
Publication date
Jun 12, 2025
SK INNOVATION CO., LTD.
Yun Bong KIM
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND SECONDARY BATTERY COMPRISING THE SAME
Publication number
20250167393
Publication date
May 22, 2025
SK INNOVATION CO., LTD.
Sang Yoon JI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND SECONDARY BATTERY COMPRISING THE SAME
Publication number
20250167395
Publication date
May 22, 2025
SK INNOVATION CO., LTD.
Sang Yoon JI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME, AND MET...
Publication number
20250167396
Publication date
May 22, 2025
SK INNOVATION CO., LTD.
Dong Jae KIM
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HYBRID SEPARATOR AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME
Publication number
20250158223
Publication date
May 15, 2025
SK INNOVATION CO., LTD.
Jun Hwan AHN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND ELECTROCHEMICAL DEVICE COMPRISING THE SAME
Publication number
20250158227
Publication date
May 15, 2025
SK INNOVATION CO., LTD.
Tae Wook KWON
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND ELECTROCHEMICAL DEVICE INCLUDING THE SAME
Publication number
20250158229
Publication date
May 15, 2025
SK INNOVATION CO., LTD.
Tae Wook KWON
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR, METHOD FOR MANUFACTURING THE SAME, AND ELECTROCHEMICAL D...
Publication number
20250149736
Publication date
May 8, 2025
SK INNOVATION CO., LTD.
Chang Hee LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME
Publication number
20250112329
Publication date
Apr 3, 2025
SK INNOVATION CO., LTD.
Tae Wook KWON
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME
Publication number
20250105462
Publication date
Mar 27, 2025
SK INNOVATION CO., LTD.
Tae Wook KWON
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME
Publication number
20250105461
Publication date
Mar 27, 2025
SK INNOVATION CO., LTD.
Tae Wook KWON
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND ELECTROCHEMICAL DEVICE INCLUDING THE SAME
Publication number
20250096418
Publication date
Mar 20, 2025
SK INNOVATION CO., LTD.
Won Sub KWACK
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND ELECTROCHEMICAL DEVICE USING THE SAME
Publication number
20250070385
Publication date
Feb 27, 2025
SK INNOVATION CO., LTD.
Jae Suk CHOI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HYBRID SEPARATOR AND ELECTROCHEMICAL DEVICE INCLUDING THE SAME
Publication number
20250023193
Publication date
Jan 16, 2025
SK INNOVATION CO., LTD.
Chang Hee LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MIXED RECYCLED POLYOLEFIN RESIN COMPOSITION COMPRISING RECYCLED POL...
Publication number
20250019530
Publication date
Jan 16, 2025
SK INNOVATION CO., LTD.
Yun Bong KIM
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR, METHOD OF MANUFACTURING SEPARATOR, AND ELECTROCHEMICAL D...
Publication number
20240421429
Publication date
Dec 19, 2024
SK INNOVATION CO., LTD.
Heung Taek BAE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR, METHOD FOR MANUFACTURING THE SAME, AND SECONDARY BATTERY...
Publication number
20240396163
Publication date
Nov 28, 2024
SK INNOVATION CO., LTD.
Sang Yoon JI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR, METHOD OF MANUFACTURING SEPARATOR, AND ELECTROCHEMICAL D...
Publication number
20240396166
Publication date
Nov 28, 2024
SK INNOVATION CO., LTD.
Chang Hee LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR, METHOD OF MANUFACTURING SEPARATOR, AND ELECTROCHEMICAL D...
Publication number
20240396165
Publication date
Nov 28, 2024
SK INNOVATION CO., LTD.
Chang Hee LEE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POLYETHYLENE MICROPOROUS MEMBRANE, METHOD FOR MANUFACTURING THE SAM...
Publication number
20240382909
Publication date
Nov 21, 2024
SK INNOVATION CO., LTD.
In Hwa JUNG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
POLYPROPYLENE MICROPOROUS MEMBRANE, METHOD FOR MANUFACTURING THE SA...
Publication number
20240387943
Publication date
Nov 21, 2024
SK INNOVATION CO., LTD.
In Hwa JUNG
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
POLYETHYLENE MICROPOROUS MEMBRANE, METHOD FOR MANUFACTURING THE SAM...
Publication number
20240387944
Publication date
Nov 21, 2024
SK INNOVATION CO., LTD.
In Hwa JUNG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR, METHOD FOR MANUFACTURING THE SAME, AND SECONDARY BATTERY...
Publication number
20240363967
Publication date
Oct 31, 2024
SK INNOVATION CO., LTD.
Sang Yoon JI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SEPARATOR AND ELECTROCHEMICAL DEVICE INCLUDING THE SEPARATOR
Publication number
20240322367
Publication date
Sep 26, 2024
SK INNOVATION CO., LTD.
Kyu Young CHO
H01 - BASIC ELECTRIC ELEMENTS
Trademark
last 30 trademarks
Information
Trademark
88237312 - FCW
Serial number
88237312
Registration number
6139054
Filing date
Dec 20, 2018
SK IE TECHNOLOGY CO., LTD.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry