Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10193379 | Direct current uninterruptible power supply system | Jae Jin Lee, Sung Wan Ro | 2019-01-29 |
| 9893562 | Direct current uninterruptible power supply system | Jae Jin Lee | 2018-02-13 |
| 9685821 | Uninterruptable DC power supply providing seamless DC power to load | Jae Jin Lee | 2017-06-20 |