Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11928539 | Mode-changeable power supply circuit and smart card including the same | Kyeongdo Kim, Sanghyo Lee, Seungwon Lee | 2024-03-12 |
| 11586873 | Mode-changeable power supply circuit and smart card including the same | Kyeongdo Kim, Sanghyo Lee, Seungwon Lee | 2023-02-21 |
| 11055598 | Mode-changeable power supply circuit and smart card including the same | Kyeongdo Kim, Sanghyo Lee, Seungwon Lee | 2021-07-06 |
| 10334421 | Near field communication device | Youngjoo Lee | 2019-06-25 |
| 10194409 | Near field communication device and an operating method of the near field communication device | Byeongtaek Moon, Junho Kim, Iljong Song | 2019-01-29 |
| 10044413 | Radio-frequency communication device having a near field communication function, and method of operating the same | Junesoo Kim, Youngjoo Lee | 2018-08-07 |