Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11713427 | Gasification burner | Shuanzhu Chen, Jinjun Guo, Yan Zhang, Quan Zhou, Zhihong Ge +2 more | 2023-08-01 |
| 9541283 | Fuel distribution device and a burner | Mingkun Wang, Congbin Jiang, Wei Xin, Jinjun Guo | 2017-01-10 |
| 9115933 | Flame detection device | Mingkun Wang, Congbin Jiang, Wei Xin, Jinjun Guo | 2015-08-25 |
| 7134379 | Gas cylinder | Young-Sang Jeon, Ki-Cheol Lee | 2006-11-14 |
| 6533084 | Gas spring device | — | 2003-03-18 |
| 6474619 | Tube guide for a column unit | — | 2002-11-05 |
| 6439662 | Spindle for a height regulating device | — | 2002-08-27 |
| 6371421 | Device for controlling the height of a swivel chair | Young Ki Yoon | 2002-04-16 |