Metal & Mining
| Sat 19 Sep 2026
Seoul, Sept. 19 -- Duksan Hi Metal Co Ltd has sought patent for Connection Pin. This invention was developed by Lee Tae Hyun, Lee Jae Ki, Kim Jin Gyu, Park Soon Ho, Eun Dong Jin, Kim Kyung Tae, Oh Heebong and Park Eun Kwang.
The patent application number is KR20230108044 20230818. The patent publication number is KR2025002693..