Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11396042 | Serial multi-cavity high pressure casting apparatus and high pressure casting method using the same | Cheol-Ung Lee, Ji Yong Lee, Dae Ho LEE, Seong-Jun Lim, Hyo-Moon Joo +2 more | 2022-07-26 |
| 11241732 | Casting product with tubular flow passages, method of casting the same product, and cast-in pipe insert unit | Hyung-Sop Yoon, Cheol-Ung Lee, Jae Gi Sim, Jun Bak, Sang Muk Park +4 more | 2022-02-08 |
| 11219944 | Casting method for forming screw hole on inclined plane of casting, and casting integrated with insert having screw thread | Cheol-Ung Lee, Jin Yong Kim, Jae-Young An, Woo-Seok Jang | 2022-01-11 |