BN

Byeong Chul Na

LG: 4 patents #9,134 of 26,165Top 35%
📍 Seoul, KR: #12,129 of 39,741 inventorsTop 35%
Overall (All Time): #1,264,449 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6698508 Fin and tube type heat-exchanger Dae-Hyun Jin 2004-03-02
6691773 Fin and tube type heat-exchanger Dae-Hyun Jin 2004-02-17
6585037 Fin and tube type heat-exchanger Dae-Hyun Jin 2003-07-01
6325140 Fin and tube type heat exchanger Dae-Hyun Jin 2001-12-04