HC

Heon Sik CHOI

KC Korea Zinc Co.: 3 patents #1 of 9Top 15%
KE Kemco: 2 patents #1 of 5Top 20%
📍 Ulsan, KR: #11 of 167 inventorsTop 7%
Overall (2024): #85,173 of 561,600Top 20%
3
Patents 2024

Issued Patents 2024

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12163204 Method for producing aqueous solution containing nickel, cobalt and manganese Yun Birm Choi, Chang-Young Choi, James Choi 2024-12-10
12046727 Method for recovery of valuable metals from spent secondary batteries Tae-Hoon Yoon 2024-07-23
11926882 Method for producing aqueous solution containing nickel or cobalt Jae-Hoon Joo, Chang-Young Choi 2024-03-12