Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12308245 | Method of fabricating semiconductor device including porous dielectric layer | Jongcheon Kim, Hyunchul Lee, Ki-Jeong Kim, Donghwi SHIN | 2025-05-20 |
| 12237208 | Semiconductor device including device isolation layer with multiple patterns | Hyunchul Lee, Ki-Jeong Kim, Hwan-Sik Lim | 2025-02-25 |
| 11217457 | Method of fabricating a semiconductor device | Seungjin Kim, Byung-Hyun Lee, Yoonyoung Choi, Tae-Kyu Kim, Heesook Cheon +1 more | 2022-01-04 |
| 10002873 | Method of manufacturing semiconductor device | Seong Mo Koo | 2018-06-19 |
| 9620364 | Methods of manufacturing semiconductor device | Sungil Cho | 2017-04-11 |
| 7488549 | Proton conducting polymer, polymer membrane comprising the same, method of manufacturing the polymer membrane, and fuel cell using the polymer membrane | Keon Kim, Heung Chan Lee, You-Mee Kim | 2009-02-10 |