Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11183743 | Battery pack | — | 2021-11-23 |
| 11049677 | Inverse current injection-type direct current blocking device and method using vacuum gap switch | Woo Young Lee, Hae Yong PARK, Gyeong Ho Lee, Chae-Yoon BAE, Jung Wook Sim +1 more | 2021-06-29 |
| 10899028 | Unitary razor cartridge and method for assembling the same | Young Ho Park, Jae Joon Lee, Sung Hee SON, Shin Hwan PARK | 2021-01-26 |