Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10330058 | Air filter and air cleaner using high density filter paper and vehicle using the same | Chul-Kyu Kwack, Young-Hae Kim, Kyung Ho Hwang | 2019-06-25 |
| 9500139 | Variable intake throttle valve with spring | Yong Gyo Seo, Nam Kyun Paek | 2016-11-22 |