HQ

Han Qingyuan

📍 Columbia, MD: #858 of 1,501 inventorsTop 60%
🗺 Maryland: #19,431 of 35,612 inventorsTop 55%
Overall (All Time): #3,498,591 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6834656 Plasma process for removing polymer and residues from substrates Carlo Waldfried, Orlando Escorcia, Gary A. Dahrooge, Ivan L. Berry, III 2004-12-28