Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12255018 | Nickel foil for production of thin-film capacitor, and manufacturing method for same | Chang Yol Yang, Sang Hwa Yoon | 2025-03-18 |
| 11917755 | Carrier-foil-attached ultra-thin copper foil | Won Jin Beom, Sun Hyung Lee, Eun Sil Choi, Hyung Cheol Kim | 2024-02-27 |
| 11866843 | Electrolytic copper foil for secondary battery, having enhanced physical properties at low temperature, and method for producing same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2024-01-09 |
| 11749794 | Electrolytic copper foil for secondary battery and method for producing the same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2023-09-05 |
| 11629422 | Electrolytic copper foil for secondary battery, having enhanced flexural resistance, and method for producing same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2023-04-18 |
| 11508967 | Electrolytic copper foil for secondary battery and method for producing the same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2022-11-22 |
| 11380898 | Electrolytic copper foil for secondary battery and method for producing the same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2022-07-05 |
| 11362336 | Electrolytic copper foil and secondary battery using the same | Sun Hyoung Lee, Seul-Ki Park, Tae Jin Jo | 2022-06-14 |
| 11171319 | Electrolytic copper foil for secondary battery and method for producing the same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2021-11-09 |
| 11162183 | Electrolytic copper foil for secondary battery, having enhanced physical properties at low temperature, and method for producing same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2021-11-02 |
| 11164831 | Carrier-foil-attached ultra-thin copper foil | Won Jin Beom, Sun Hyung Lee, Eun Sil Choi, Hyung Cheol Kim | 2021-11-02 |
| 11166378 | Carrier-foil-attached ultra-thin copper foil | Won Jin Beom, Sun Hyung Lee, Eun Sil Choi, Hyung Cheol Kim | 2021-11-02 |
| 11142838 | Electrolytic copper foil for secondary battery, having enhanced flexural resistance, and method for producing the same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2021-10-12 |
| 11118279 | Electrolytic copper foil for secondary battery and method for producing the same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2021-09-14 |
| 10920330 | Electrolytic copper foil for secondary battery and method for producing the same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2021-02-16 |
| 10826117 | Electrolytic copper foil for graphene and method for producing the copper foil | Tae Jin Jo, Sun Hyoung Lee, Seul-Ki Park | 2020-11-03 |
| 10686191 | Electrodeposited copper foil, and electrical component and battery comprising same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2020-06-16 |
| 10626516 | Electrolytic copper foil for graphene and method for producing the copper foil | Tae Jin Jo, Sun Hyoung Lee, Seul-Ki Park | 2020-04-21 |
| 10158119 | Electrolytic copper foil, and collector, negative electrode, and lithium battery comprising same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2018-12-18 |
| 10122021 | Electrolytic copper foil, and collector, negative electrode, and lithium battery comprising same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2018-11-06 |
| 9899683 | Electrolytic copper foil, electric component and battery including the same | Sun Hyoung Lee, Tae Jin Jo, Seul-Ki Park | 2018-02-20 |