JC

Jee S. Cha

TA The Aerospace: 2 patents #157 of 604Top 30%
Overall (All Time): #1,986,698 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9714776 Multistage pulse tube coolers Sidney W. K. Yuan 2017-07-25
8474272 Multistage pulse tube coolers Sidney W. K. Yuan 2013-07-02