LS

Lee D. Sung

📍 Seoul, KR: #18,030 of 39,741 inventorsTop 50%
Overall (All Time): #2,291,795 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5282361 Device for facilitating exhaust action of an internal combustion engine — 1994-02-01
5240482 Shower tunnel-type scrubbing apparatus for purifying effluent gases — 1993-08-31