Surface modifying method for galvanized steel sheet and surface modified galvanized steel sheet by thereof
US-2025146116-A1 · May 8, 2025 · US
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Song Yon-Kyun patents
Song Yon-Kyun is listed as an inventor on 31 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Song Yon-Kyun |
| Total patents | 31 |
| First publication | Aug 6, 2015 |
| Latest publication | May 8, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Surface modified galvanized steel sheet
US-12188129-B2 · Jan 7, 2025 · US
Method of manufacturing a stainless steel sheet having etching patterns
US-2023357598-A1 · Nov 9, 2023 · US
Surface modifying method for galvanized steel sheet and surface modified galvanized steel sheet by thereof
US-2023304137-A1 · Sep 28, 2023 · US
Hot-dip galvanized steel material having excellent weldability and press workability and manufacturing method therefor
US-11753709-B2 · Sep 12, 2023 · US
Ink composition for inkjet printed steel plate, inkjet printed steel plate using the same, and method for producing inkjet printed steel plate
US-11591491-B2 · Feb 28, 2023 · US
Surface-treated metallic material with easy control of glossiness and manufacturing method therefor
US-11383268-B2 · Jul 12, 2022 · US
Composition for washing pickled steel plate, method for washing pickled steel plate by using same, and steel plate obtained thereby
US-11332667-B2 · May 17, 2022 · US
Zinc-based plated steel material having excellent sealer adhesion
US-11299639-B2 · Apr 12, 2022 · US
Composition for washing pickled steel plate, method for washing pickled steel plate by using same, and steel plate obtained thereby
US-2021261862-A1 · Aug 26, 2021 · US
Recent patents
Latest publications not already listed above.
Hot dip aluminized steel material having excellent corrosion resistance and workability, and manufacturing method therefor
US-11090907-B2 · Aug 17, 2021 · US
High manganese hot dip aluminum-plated steel sheet having excellent sacrificial corrosion resistance and platability and manufacturing method therefor
US-11034132-B2 · Jun 15, 2021 · US
Composition for washing pickled steel plate, method for washing pickled steel plate by using same, and steel plate obtained thereby
US-11028322-B2 · Jun 8, 2021 · US
Hot-rolled galvanized steel sheet having excellent galling resistance, formability and sealer-adhesion property and method for manufacturing same
US-10982309-B2 · Apr 20, 2021 · US
Surface-treated metallic material with easy control of glossiness and manufacturing method therefor
US-2020306793-A1 · Oct 1, 2020 · US
Composition for washing pickled steel plate, method for washing pickled steel plate by using same, and steel plate obtained thereby
US-2020270521-A1 · Aug 27, 2020 · US
Coating composition having excellent corrosion resistance and fingerprint resistance, stainless steel sheet having etching patterns, and manufacturing method therefor
US-2020255687-A1 · Aug 13, 2020 · US
Ink composition for steel material, having excellent adhesion, method for manufacturing printed steel sheet by using same, and printed steel sheet manufactured thereby
US-10696858-B2 · Jun 30, 2020 · US
High manganese hot dip aluminum-plated steel sheet having excellent sacrificial corrosion resistance and platability and manufacturing method therefor
US-2020079056-A1 · Mar 12, 2020 · US
Hot-dip galvanized steel material having excellent weldability and press workability and manufacturing method therefor
US-2020017946-A1 · Jan 16, 2020 · US
Hot dip aluminized steel material having excellent corrosion resistance and workability, and manufacturing method therefor
US-2019381764-A1 · Dec 19, 2019 · US
Zinc-based plated steel material having excellent sealer adhesion and composition for forming post-treatment film
US-2019315977-A1 · Oct 17, 2019 · US
Hot-rolled galvanized steel sheet having excellent galling resistance, formability and sealer-adhesion property and method for manufacturing same
US-2019194792-A1 · Jun 27, 2019 · US
Ink composition for steel material, having excellent adhesion, method for manufacturing printed steel sheet by using same, and printed steel sheet manufactured thereby
US-2019002718-A1 · Jan 3, 2019 · US
Method for coating steel plate with metal and metal-coated steel plate manufactured using same
US-2018363147-A1 · Dec 20, 2018 · US
Ink composition for inkjet printed steel plate, inkjet printed steel plate using the same, and method for producing inkjet printed steel plate
US-2018230323-A1 · Aug 16, 2018 · US
Conversion coating composition, surface treated steel sheet, and method for manufacturing the same
US-9683294-B2 · Jun 20, 2017 · US
Substrate treated with color development, and substrate color development treatment method for same
US-2016326655-A1 · Nov 10, 2016 · US
Color-treated base material and base material color treatment method therefor
US-2016319437-A1 · Nov 3, 2016 · US
Resin composition for a surface treatment, and steel sheet coated with same
US-9376576-B2 · Jun 28, 2016 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Posco | 27 |
| Posco Co Ltd | 6 |
| Inktec Co Ltd | 2 |
| Jung Yong-Gyun | 1 |
| Kim Gab-Yong | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C23C2/40 | 13 |
| C23C28/3225 | 11 |
| C23C2/26 | 10 |
| C22C18/04 | 9 |
| C23C2/06 | 9 |