Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11645640 | Authentication and payment system and method using mobile communication terminal | Jun Won Choi, Se Hyun Oh, Myung-Sung Lee, Whan-Chul Kim | 2023-05-09 |
| 7893834 | Power control method for mobile RFID reader and RFID reader using the same | Chan-Won Park, Dong-Han Lee, Hoe-Sung Yang, Gil-Young Choi, Cheol Sig Pyo +3 more | 2011-02-22 |