Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11241732 | Casting product with tubular flow passages, method of casting the same product, and cast-in pipe insert unit | Yoon-Ki Lee, Hyung-Sop Yoon, Cheol-Ung Lee, Jae Gi Sim, Jun Bak +4 more | 2022-02-08 |
| 10207579 | Fuel-mixing prevention filler neck device | Bu Yeol Ryu, Ju Tae Song, Cheol Hun Cho, Jeong-Seok Lee, Gun Woo Kim | 2019-02-19 |