Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12351885 | Wire rod for graphitization heat treatment, graphite steel, and manufacturing method therefor | Nam-Suk Lim, In-Gyu Park, Se-Hong Min | 2025-07-08 |
| 11000168 | Vacuum cleaner and controlling method of the vacuum cleaner | Seung Moo Lim, Bu Mun Jung, Gi-hyeong Lee, Jae Shik Jeong | 2021-05-11 |
| 10905300 | Vacuum cleaner and method of controlling the same | Gi-hyeong Lee, Jae Shik Jeong, Yoon-kyunh Cho, Ah Young Lee | 2021-02-02 |
| 9294022 | BLDC motor driving apparatus and refrigerator using the same | Sung In Park, Pyeong Ki Park, Jeong Ho Seo, Hyo Jea Shin, Ho Hyun Ryu +3 more | 2016-03-22 |