JC

Jeong-Hwan Choo

MA Mandom: 1 patents #323 of 647Top 50%
LG: 1 patents #17,402 of 26,165Top 70%
📍 Seoul, KR: #18,030 of 39,741 inventorsTop 50%
Overall (All Time): #1,945,512 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9878698 Pulsation reduction apparatus of hydraulic piston pump — 2018-01-30
7440676 Method and apparatus for transmitting dummy video sync and audio signals in optical disc player — 2008-10-21