ENF TECHNOLOGY CO., LTD.

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Seoul, KR

Organizations

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Patents Grantslast 30 patents

Information Patent Grant
Etchant composition for indium oxide film or silver-containing meta...
- Patent number 12,319,860
- Issue date Jun 3, 2025
- Samsung Display Co., Ltd.
- Hyoungsik Kim
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Etchant composition for semiconductor substrates
- Patent number 12,173,216
- Issue date Dec 24, 2024
- ENF Technology CO., LTD.
- Jeong Sik Oh
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Etching composition
- Patent number 12,134,723
- Issue date Nov 5, 2024
- ENF Technology CO., LTD.
- Tae Ho Kim
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Etching composition for metal nitride layer and etching method usin...
- Patent number 12,031,077
- Issue date Jul 9, 2024
- ENF TECHNOLOGY CO., LTD.
- Hyeon Woo Park
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Silicon nitride film etching composition and etching method using t...
- Patent number 11,987,740
- Issue date May 21, 2024
- ENF TECHNOLOGY CO., LTD.
- Dong Hyun Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Silicon nitride film etching composition and etching method using t...
- Patent number 11,939,505
- Issue date Mar 26, 2024
- ENF TECHNOLOGY CO., LTD.
- Dong Hyun Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cleaning composition and cleaning method using the same
- Patent number 11,926,807
- Issue date Mar 12, 2024
- ENF TECHNOLOGY CO., LTD.
- Jun Her
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Thinner composition
- Patent number 11,220,659
- Issue date Jan 11, 2022
- ENF TECHNOLOGY CO., LTD.
- Du Won Lee
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Silicon nitride layer etching composition
- Patent number 11,149,201
- Issue date Oct 19, 2021
- ENF TECHNOLOGY CO., LTD.
- Dong Hyun Kim
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Etching composition and etching method using the same
- Patent number 11,091,695
- Issue date Aug 17, 2021
- ENF TECHNOLOGY CO., LTD.
- Hye Hee Lee
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Silicon nitride layer etching composition and etching method using...
- Patent number 10,982,144
- Issue date Apr 20, 2021
- ENF TECHNOLOGY CO., LTD.
- Dong Hyun Kim
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polysiloxane-based compound, silicon nitride layer etching composit...
- Patent number 10,920,142
- Issue date Feb 16, 2021
- ENF TECHNOLOGY CO., LTD.
- Dong Hyun Kim
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pre-treatment composition before etching SiGe and method of fabrica...
- Patent number 10,837,115
- Issue date Nov 17, 2020
- Samsung Electronics Co., Ltd.
- Soojin Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Copper etchant composition
- Patent number 10,577,696
- Issue date Mar 3, 2020
- ENF Technology CO., LTD.
- Seul Ki Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for manufacturing high purity glycol based compound
- Patent number 10,040,741
- Issue date Aug 7, 2018
- Samsung Display Co., Ltd.
- Jae Woo Jeong
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cleaner composition
- Patent number 9,828,575
- Issue date Nov 28, 2017
- ENF Technology Co., Ltd.
- Jun Heo
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...

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Patents Applicationslast 30 patents

Information Patent Application
ETCHING COMPOSITION FOR SILICON NITRIDE LAYER
- Publication number 20250171689
- Publication date May 29, 2025
- ENF TECHNOLOGY CO., LTD.
- Dong Hyun KIM
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
STRIPPER COMPOSITION AND METHOD FOR FORMING PATTERN USING THE SAME
- Publication number 20250147425
- Publication date May 8, 2025
- SAMSUNG DISPLAY CO., LTD.
- KYU-SOON PARK
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ETCHANT COMPOSITION FOR SILICON LAYER AND ETCHING METHOD USING THE...
- Publication number 20240199953
- Publication date Jun 20, 2024
- ENF TECHNOLOGY CO., LTD.
- Jeong Sik OH
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CLEANING AGENT COMPOSITION FOR SUBSTRATE FOR SEMICONDUCTOR DEVICES...
- Publication number 20240150681
- Publication date May 9, 2024
- ENF TECHNOLOGY CO., LTD.
- Hye Ji KIM
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
COMPOSITION FOR THE SELECTIVE ETCHING OF SILICON
- Publication number 20240150654
- Publication date May 9, 2024
- ENF TECHNOLOGY CO., LTD.
- Gi Young KIM
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ETCHANT COMPOSITION OF TITANIUM LAYER AND ETCHING METHOD USING THE...
- Publication number 20230303925
- Publication date Sep 28, 2023
- ENF TECHNOLOGY CO., LTD.
- Sang Seung PARK
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ETCHANT COMPOSITION FOR TITANIUM-CONTAINING METAL LAYER AND ETCHING...
- Publication number 20230287574
- Publication date Sep 14, 2023
- ENF TECHNOLOGY CO., LTD.
- Sang Seung PARK
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
COMPOSITION FOR THE SELECTIVE ETCHING OF SILICON
- Publication number 20230212457
- Publication date Jul 6, 2023
- ENF TECHNOLOGY CO., LTD.
- Jeong Sik OH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ETCHANT COMPOSITION FOR INDIUM OXIDE FILM OR SILVER-CONTAINING META...
- Publication number 20230167360
- Publication date Jun 1, 2023
- SAMSUNG DISPLAY CO., LTD.
- Hyoungsik Kim
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
COMPOSITION FOR TREATING SEMICONDUCTOR SUBSTRATE
- Publication number 20230086417
- Publication date Mar 23, 2023
- ENF TECHNOLOGY CO., LTD.
- Jeong Sik OH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOSITION FOR THE SELECTIVE ETCHING OF SILICON
- Publication number 20230092160
- Publication date Mar 23, 2023
- ENF TECHNOLOGY CO., LTD.
- Jeong Sik OH
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOSITION FOR THE SELECTIVE ETCHING OF SILICON
- Publication number 20230076065
- Publication date Mar 9, 2023
- ENF TECHNOLOGY CO., LTD.
- Gi Young KIM
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COMPOSITION FOR PHOTORESIST STRIPPER
- Publication number 20230017238
- Publication date Jan 19, 2023
- ENF TECHNOLOGY CO., LTD.
- Hye Ji KIM
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ETCHING COMPOSITION
- Publication number 20220403243
- Publication date Dec 22, 2022
- ENF TECHNOLOGY CO., LTD.
- Jeong Sik OH
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ETCHING COMPOSITION FOR METAL NITRIDE LAYER AND ETCHING METHOD USIN...
- Publication number 20220396733
- Publication date Dec 15, 2022
- ENF TECHNOLOGY CO., LTD.
- Hyeon Woo PARK
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ETCHING COMPOSITION
- Publication number 20220380670
- Publication date Dec 1, 2022
- ENF TECHNOLOGY CO., LTD.
- Tae Ho KIM
- C01 - INORGANIC CHEMISTRY
Information Patent Application
ETCHANT COMPOSITION FOR SEMICONDUCTOR SUBSTRATES
- Publication number 20220348825
- Publication date Nov 3, 2022
- ENF TECHNOLOGY CO., LTD.
- Jeong Sik OH
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CLEANING COMPOSITION AND CLEANING METHOD USING THE SAME
- Publication number 20220135915
- Publication date May 5, 2022
- ENF TECHNOLOGY CO., LTD.
- Jun HER
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
SILICON NITRIDE FILM ETCHING COMPOSITION AND ETCHING METHOD USING T...
- Publication number 20220089952
- Publication date Mar 24, 2022
- ENF TECHNOLOGY CO., LTD.
- Dong Hyun KIM
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
SILICON NITRIDE FILM ETCHING COMPOSITION AND ETCHING METHOD USING T...
- Publication number 20220089951
- Publication date Mar 24, 2022
- ENF TECHNOLOGY CO., LTD.
- Dong Hyun KIM
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON NITRIDE FILM ETCHING COMPOSITION AND ETCHING METHOD USING T...
- Publication number 20220089953
- Publication date Mar 24, 2022
- ENF TECHNOLOGY CO., LTD.
- Dong Hyun KIM
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ETCHING COMPOSITION AND ETCHING METHOD USING THE SAME
- Publication number 20200339879
- Publication date Oct 29, 2020
- ENF TECHNOLOGY CO., LTD.
- Hye Hee LEE
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SILICON NITRIDE LAYER ETCHING COMPOSITION AND ETCHING METHOD USING...
- Publication number 20200071614
- Publication date Mar 5, 2020
- ENF TECHNOLOGY CO., LTD.
- Dong Hyun KIM
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
THINNER COMPOSITION
- Publication number 20200071640
- Publication date Mar 5, 2020
- ENF TECHNOLOGY CO., LTD.
- Du Won LEE
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
SILICON NITRIDE LAYER ETCHING COMPOSITION
- Publication number 20190390110
- Publication date Dec 26, 2019
- ENF TECHNOLOGY CO., LTD.
- Dong Hyun KIM
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
POLYSILOXANE-BASED COMPOUND, SILICON NITRIDE LAYER ETCHING COMPOSIT...
- Publication number 20190382659
- Publication date Dec 19, 2019
- ENF TECHNOLOGY CO., LTD.
- Dong Hyun KIM
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
PRE-TREATMENT COMPOSITION BEFORE ETCHING SiGe AND METHOD OF FABRICA...
- Publication number 20190284701
- Publication date Sep 19, 2019
- ENF TECHNOLOGY CO., LTD
- Soojin KIM
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
COPPER ETCHANT COMPOSITION
- Publication number 20170175274
- Publication date Jun 22, 2017
- ENF TECHNOLOGY CO., LTD.
- Seul Ki KIM
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
CLEANER COMPOSITION
- Publication number 20160376532
- Publication date Dec 29, 2016
- ENF TECHNOLOGY CO., LTD.
- Jun HEO
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Application
METHOD FOR MANUFACTURING HIGH PURITY GLYCOL BASED COMPOUND
- Publication number 20160297732
- Publication date Oct 13, 2016
- Samsung Display Co. Ltd.
- Jae Woo JEONG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

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Trademarklast 30 trademarks

Information Trademark
98921239 - ENF
- Serial number 98921239
- Filing date Dec 24, 2024
- ENF TECHNOLOGY CO., LTD.
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
79230119 - ENF
- Serial number 79230119
- Registration number 5663608
- Filing date Nov 16, 2017
- ENF TECHNOLOGY CO., LTD.
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information Trademark
85319091 - ENF ENF TECHNOLOGY CO., LTD.
- Serial number 85319091
- Registration number 4667857
- Filing date May 12, 2011
- ENF Technology Co., Ltd.
- 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry

ENF TECHNOLOGY CO., LTD.

Organization

Patents Grantslast 30 patents

Etchant composition for indium oxide film or silver-containing meta...

Etchant composition for semiconductor substrates

Etching composition

Etching composition for metal nitride layer and etching method usin...

Silicon nitride film etching composition and etching method using t...

Silicon nitride film etching composition and etching method using t...

Cleaning composition and cleaning method using the same

Thinner composition

Silicon nitride layer etching composition

Etching composition and etching method using the same

Silicon nitride layer etching composition and etching method using...

Polysiloxane-based compound, silicon nitride layer etching composit...

Pre-treatment composition before etching SiGe and method of fabrica...

Copper etchant composition

Method for manufacturing high purity glycol based compound

Cleaner composition

Patents Applicationslast 30 patents

ETCHING COMPOSITION FOR SILICON NITRIDE LAYER

STRIPPER COMPOSITION AND METHOD FOR FORMING PATTERN USING THE SAME

ETCHANT COMPOSITION FOR SILICON LAYER AND ETCHING METHOD USING THE...

CLEANING AGENT COMPOSITION FOR SUBSTRATE FOR SEMICONDUCTOR DEVICES...

COMPOSITION FOR THE SELECTIVE ETCHING OF SILICON

ETCHANT COMPOSITION OF TITANIUM LAYER AND ETCHING METHOD USING THE...

ETCHANT COMPOSITION FOR TITANIUM-CONTAINING METAL LAYER AND ETCHING...

COMPOSITION FOR THE SELECTIVE ETCHING OF SILICON

ETCHANT COMPOSITION FOR INDIUM OXIDE FILM OR SILVER-CONTAINING META...

COMPOSITION FOR TREATING SEMICONDUCTOR SUBSTRATE

COMPOSITION FOR THE SELECTIVE ETCHING OF SILICON

COMPOSITION FOR THE SELECTIVE ETCHING OF SILICON

COMPOSITION FOR PHOTORESIST STRIPPER

ETCHING COMPOSITION

ETCHING COMPOSITION FOR METAL NITRIDE LAYER AND ETCHING METHOD USIN...

ETCHING COMPOSITION

ETCHANT COMPOSITION FOR SEMICONDUCTOR SUBSTRATES

CLEANING COMPOSITION AND CLEANING METHOD USING THE SAME

SILICON NITRIDE FILM ETCHING COMPOSITION AND ETCHING METHOD USING T...

SILICON NITRIDE FILM ETCHING COMPOSITION AND ETCHING METHOD USING T...

SILICON NITRIDE FILM ETCHING COMPOSITION AND ETCHING METHOD USING T...

ETCHING COMPOSITION AND ETCHING METHOD USING THE SAME

SILICON NITRIDE LAYER ETCHING COMPOSITION AND ETCHING METHOD USING...

THINNER COMPOSITION

SILICON NITRIDE LAYER ETCHING COMPOSITION

POLYSILOXANE-BASED COMPOUND, SILICON NITRIDE LAYER ETCHING COMPOSIT...

PRE-TREATMENT COMPOSITION BEFORE ETCHING SiGe AND METHOD OF FABRICA...

COPPER ETCHANT COMPOSITION

CLEANER COMPOSITION

METHOD FOR MANUFACTURING HIGH PURITY GLYCOL BASED COMPOUND

Trademarklast 30 trademarks

98921239 - ENF

79230119 - ENF

85319091 - ENF ENF TECHNOLOGY CO., LTD.