Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6948229 | Manufacturing method of variable tumble flow-generating intake port | Gyu Han Hwang | 2005-09-27 |
| 6877478 | Variable tumble flow-generating device of engine and manufacturing method of variable tumble flow-generating intake port | Gyu Han Hwang | 2005-04-12 |
| 6830016 | System and method for cooling an engine | — | 2004-12-14 |