Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11578420 | Surface hardening method using post heat treatment of aluminum alloy oxide layer | Yoon Nam Jeon, Na Gyeom Jeong, Sang Jun Kim, Ji Hyun Park | 2023-02-14 |
| 11088561 | Battery management system using temperature information including a variably-set reference temperature | Gi Bum Jang | 2021-08-10 |
| 10399795 | Transfer apparatus using star wheel | Gi Bum Jang | 2019-09-03 |
| 10344746 | Hydraulic double-acting hand pump | Chan Jo Jung, Do Sub Jang | 2019-07-09 |