CY

Choa Mun Yun

DC Doosan Heavy Industries & Construction Co.: 2 patents #3 of 74Top 5%
Overall (2018): #158,198 of 503,207Top 35%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10079399 Fuel, cell, and generation system and method using the same Sung Hoon Kim, Won-Joon Choi, In Gab Chang 2018-09-18
10040533 Ballast water treatment apparatus and method for ship using forward osmosis process Sung Hoon Kim, Won-Joon Choi 2018-08-07