Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11608542 | Austenitic stainless steel containing niobium and manufacturing method of the same | Chang-Heui Jang, Byeong Seo Kong, Ho Sub Kim, Hyeon Bae Lee | 2023-03-21 |
| 11326222 | Austenitic stainless steel containing niobium and manufacturing method of the same | Chang-Heui Jang, Byeong Seo Kong, Ho Sub Kim, Hyeon Bae Lee | 2022-05-10 |
| 10673486 | Device and method for controlling transaction between short-range wireless communication reader and external electronic device | Yi Yang, Moon-Seok Kang | 2020-06-02 |
| 10455408 | Network use method using virtual SIM and apparatus therefor | Joon Sup Kwak, Chunping Gong, Hyun Do LEE, Jin Koo Kang, Jin Uk Kang +4 more | 2019-10-22 |