CL

Chi whan Lee

DC Doosan Heavy Industries & Construction Co.: 3 patents #77 of 418Top 20%
Overall (All Time): #1,531,412 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8739555 Rotary type ultralow temperature refrigerant supply apparatus Je Heon Jung, Jung-hyun Lee, Woon Sik Kwon, Heui Joo Park, Yeong Chun Kim 2014-06-03
8342820 Cryogenic fluid circulation pump Woon Sik Kwon, Heui Joo Park, Yeong Chun Kim 2013-01-01
7915770 Device for cooling current lines of superconducting rotating machine Jung-hyun Lee, Je Heon Jung, Woon Sik Kwon, Heui Joo Park, Yeong Chun Kim 2011-03-29