CL

Cheol-Ung Lee

HM Hyundai Motor: 4 patents #158 of 2,542Top 7%
KM Kia Motors: 3 patents #221 of 2,275Top 10%
KI Kia: 1 patents #77 of 443Top 20%
SC Sambo Motors Co.: 1 patents #1 of 10Top 10%
Overall (2022): #51,747 of 548,613Top 10%
4
Patents 2022

Issued Patents 2022

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
11396042 Serial multi-cavity high pressure casting apparatus and high pressure casting method using the same Ji Yong Lee, Dae Ho LEE, Seong-Jun Lim, Hyo-Moon Joo, Cheon-Hee Kim +2 more 2022-07-26
11305337 Method of forming casting with flow passage, and casting formed by the same Ji Yong Lee, Young-Rae Jo, Jin-Ho Yoo 2022-04-19
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, 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 Yoon-Ki Lee, Jin Yong Kim, Jae-Young An, Woo-Seok Jang 2022-01-11