Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12312695 | Etchant composition, and method for manufacturing metal pattern and thin film transistor substrate using the same | Bong-Kyun Kim, Changwoo Kwon, Seungbo Shim, ILBAE AHN, Seokjun Jang +6 more | 2025-05-27 |
| 11407943 | Etching composition for thin film containing silver, method for forming pattern and method for manufacturing a display device using the same | Jonghee Park, Kitae Kim, Jinseock Kim, Hyun-Cheol Shin, Dae Woo Lee +1 more | 2022-08-09 |
| 11091694 | Etching composition, method for forming pattern and method for manufacturing a display device using the same | Jonghee Park, Kitae Kim, Jinseock Kim, Hyun-Cheol Shin, Dae Woo Lee +2 more | 2021-08-17 |
| 10611962 | Etchant composition and manufacturing method of metal pattern using the same | Jong Hee Park, Ki Tae Kim, Jin Seock KIM, Hyun-Cheol Shin, Dae Woo Lee +1 more | 2020-04-07 |
| 9136137 | Etchant composition and methods of fabricating metal wiring and thin film transistor substrate using the same | In-Bae Kim, Jong-Hyun Choung, Youngmin Moon, Hongsick Park, Won-Guk Seo +4 more | 2015-09-15 |
| 8921230 | Etchant composition, and method of manufacturing a display substrate using the same | Hong-Sick Park, Young Jun Kim, Young Woo Park, Wang Woo Lee, Won-Guk Seo +4 more | 2014-12-30 |
| 8889032 | Metal wire etchant and method of forming metal wire using the same | Jong-Hyun Choung, In-Bae Kim, Seon-II Kim, Hong-Sick Park, Jae Woo Jeong +5 more | 2014-11-18 |
| 8637399 | Etching composition, method of forming a metal pattern and method of manufacturing a display substrate | Hong-Sick Park, Bong-Kyun Kim, Wang Woo Lee, Ki-Beom Lee, Sam-Young Cho +1 more | 2014-01-28 |