Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D972359 | Portable gas range | Min-Cheol Kim, So Yeon Seong | 2022-12-13 |
| 10683947 | Safety valve and gas cylinder having same | Min-Cheol Kim, Min Gyu Kang, Tack Jin Oh | 2020-06-16 |
| 10633167 | Safety valve of gas container | Byoung Cheol Kim, Min-Cheol Kim, Min Gyu Kang | 2020-04-28 |
| D830533 | Blocking pin for preventing gas leak | Min-Cheol Kim, Min Gyu Kang, Tack Jin Oh | 2018-10-09 |
| D804888 | Portable gas stove | — | 2017-12-12 |
| 5503169 | Dental floss holder | — | 1996-04-02 |
| 5253662 | Dental floss holder | — | 1993-10-19 |
| 5201330 | Dental floss holder | — | 1993-04-13 |
| 4254786 | Dental floss holder | — | 1981-03-10 |